CN109342309A - A kind of experimental rig and test method of simulated marine corrosion environment - Google Patents
A kind of experimental rig and test method of simulated marine corrosion environment Download PDFInfo
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- CN109342309A CN109342309A CN201811414974.9A CN201811414974A CN109342309A CN 109342309 A CN109342309 A CN 109342309A CN 201811414974 A CN201811414974 A CN 201811414974A CN 109342309 A CN109342309 A CN 109342309A
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- 238000012360 testing method Methods 0.000 claims abstract description 74
- 238000002386 leaching Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
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- 238000009736 wetting Methods 0.000 claims abstract description 8
- 239000013535 sea water Substances 0.000 claims description 20
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/006—Investigating resistance of materials to the weather, to corrosion, or to light of metals
Abstract
The present invention relates to the experimental rigs and test method of a kind of simulated marine corrosion environment.Including corrosion test slot, wave paddle, wave simulator, lifting device, temperature control equipment, inclination flip device and reclining drive device；The corrosion test slot inner wall is coated with Fe base amorphous coating, and wave paddle and inclination flip device are located in corrosion test slot；Inclination flip device is fixed on lifting device, and lifting device drives the lifting of inclination flip device, and inclination flip device is connected with reclining drive device, and reclining drive device drives inclination flip device inclination flip；Wave paddle is connected with wave simulator, and wave simulator drives wave paddle to move along rectangular path.The present invention is more true, accurately simulates marine environment, consumes energy low, the wave waveform stabilization produced and uniformly, realizes that the etch state of the full leaching of test specimen, half leaching or alternation of wetting and drying effectively extends the service life of device using Fe base amorphous coating.
Description
Technical field
Corrosion technology field more particularly to a kind of corruption of simulation ocean in marine environment that the present invention relates to research steel materials
Lose the experimental rig and test method of environment.
Background technique
Marine environment is complicated and has many uncertainties, is one of worst environment of material corrosion.Due to oceanographic equipment
It needs to work in marine environment for a long time, the corrosion protection of Marine Engineering Steel generally using spray painting, coats organic coating, electrochemistry
The methods of protection, but over time, some fine defects that can not be overcome can still result in oceanographic equipment surface part
Corrosion.Marine corrosion seriously limits the working life of oceanographic equipment, brings very big economic loss to country.In order to shorten
The marine corrosion test period generally calculates experiment steel in true marine corrosion row using the corrosion test under laboratory condition
For, but simulated experiment can simplify many parameters, such as sea beat, ocean temperature rate of change, and it in this way can be to a certain extent
Influence model accuracy.Therefore the device and technique explored for simulating true marine corrosion behavior and corrosion mechanism are very must
It wants.
Currently, China has the device and its technique of partial simulation marine environment, rocking plate type, piston are mostly used
The wave makers such as formula, push-plate type carry out simulated waves, interference of the waveform produced vulnerable to wave paddle backhaul, and wave pattern can not quantify
Control and facilitate record；Existing experimental rig and its technique use fixed lacing film, and variable is single, can not simulated seawater to ocean
The impact of facility different angle and different parts；Existing experimental rig and its technique can only simulate single etch state, Wu Famo
Quasi- full leaching, half leaching or a variety of etch states of alternation of wetting and drying；Existing experimental rig material therefor not can avoid corrosive liquid to its own
Corrosion impact, substantially reduce the service life of device.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides experimental rig and the test of a kind of simulated marine corrosion environment
Method, consume energy low, long service life, being capable of accurate simulated marine corrosion environment.
In order to achieve the above object, the present invention is implemented with the following technical solutions:
A kind of experimental rig of simulated marine corrosion environment, including corrosion test slot, wave paddle, wave simulator, lifting dress
It sets, temperature control equipment, inclination flip device and reclining drive device；The corrosion test slot inner wall is coated with the painting of Fe base amorphous
Layer, wave paddle and inclination flip device are located in corrosion test slot；Inclination flip device is fixed on lifting device, lifting device
The lifting of inclination flip device is driven, inclination flip device is connected with reclining drive device, and reclining drive device drives inclination flip
Device inclination flip；Wave paddle is connected with wave simulator, and wave simulator drives wave paddle to move along rectangular path.
The wave simulator includes making wave motor, internal gear, external gear and connecting rod；Wave motor is made to be connected with internal gear, it is interior
Gear is engaged with external gear；Connecting rod is equipped with 2 90 degree of bending, and connecting rod one end is connected with internal gear, and one end is connected with wave paddle.
The lifting device includes lifting motor, gear, rack gear and sliding rail；Rack gear is installed on the slide rail, rack gear and tooth
Wheel engagement, lifting motor are connected with gear, and lifting motor band moving gear rotates, and then with carry-over bar along sliding rail oscilaltion.
The inclination flip device includes objective table, universal ball end joint and luggage carrier；Objective table is fixed on lifting device
On, luggage carrier is connected by universal ball end joint with objective table.
The reclining drive device includes main hydraulic device and liquid separation pressure device；The push rod of main hydraulic device is located at ram pot
The push rod both ends at middle part, main hydraulic device are connected with piston respectively, the ram pot both ends of main hydraulic device by conduit respectively with
Liquid separation pressure device is connected, and the push rod of liquid separation pressure device is connected with inclination flip device.
A kind of test method of simulated marine corrosion environment, specifically comprises the following steps:
Step 1: being sprayed using Fe base amorphous coating to wall in test flume body and experimental rig core component；
Step 2: injecting seawater in test flume, weak acid or weak base can be added, by changing acid base concentration come accelerated corrosion
Speed；Test specimen used is using the Marine Engineering Steel for manufacturing practical marine facility；
Step 3: ocean temperature can be controlled in -2 DEG C~30 DEG C models by temperature control equipment heating or cooling down
In enclosing；
Step 4: wave motor is made in starting, wave simulator drives wave paddle to move along desired guiding trajectory, and it is controllable and steady to produce waveform
Fixed wave, the true marine environment of analog；
Step 5: adjusting the tilt angle of test specimen by reclining drive device, the overturning of different angle, mould are carried out to test specimen
Quasi- impact of the seawater to marine facility different angle and different parts；
Step 6: starting lifting motor, revolving speed is 7.2r/s~50r/s, and lifting device drives test specimen lifting, realizes test specimen
Full leaching, half leaching or alternation of wetting and drying etch state, the rise and fall period controls in 3~6s；
Step 7: setting test period in 3h~72h, after to be tested, take out test specimen and carries out corrosion measurement to it；
Step 8: carrying out corrosion measurement according to GB 6384-86 standard；
Step 9: the test specimen to not eroded processing carries out THERMAL IMAGING NONDESTRUCTIVE TESTING.
Wall in test flume body and experimental rig core component are sprayed using Fe base amorphous coating in the step 1,
Specifically comprise the following steps:
1) Fe of 143.1~144.41g, the Si of 21.38~22.72g, 4.36 ingredient: are weighed respectively by atomic percent
The B of~4.43g, the P of 3.61~3.77g, the C of 0.961~0.975g and the Nb of 3.74~3.76g, formation preparation Fe63.5~
64.5Si19.3~21B0.95~11P2.5~3.3C1.77~2.23Nb1 block amorphous alloy raw material 180g, wherein metal
The purity of Fe is more than or equal to 99.8%；The purity of metal Ta is more than or equal to 99.5%；The purity of metalloid B is more than or equal to
99.5%；The purity of Ru is greater than 99.5%；
2) master alloy melting: raw material is put into vacuum induction melting furnace and is refined into master alloy, melting condition: vacuum induction
Vacuum degree in smelting furnace is greater than 3.5 × 10-2Pa, smelting time 5min~10min；
3) master alloy is put into the induction furnace of quick solidification apparatus, adjusts induced current 15A, is completely melt to master alloy
Melt jet is entered in copper mold afterwards, it is cooling non-up to the Fe64Si20B10P3C2Nb1 block of diameter 1.8mm~2.2mm with copper mold
Peritectic alloy；
4) alloy bar is placed in electric spark spraying equipment, voltage is 220~240V, and electric current is 290~310A, is uniformly sprayed
It applies 3~4 times.
Compared with prior art, the invention has the following beneficial effects:
(1) using, for manufacturing the marine worker steel of oceanographic equipment as material for test, the built-in seawater of test flume is necessary in real life
When changeable concentration of seawater, accelerate or slow down corrosion condition, control experimental period, simulate true marine environment；In test flume
Side bottom installs heater, when necessary reinforcing body ice, adjusts ocean temperature, simulated seawater temperature change；The present invention is more accurate
Simulate marine environment.
(2) wave mode is made using improved push-plate type, the running track of wave paddle is rectangle, effectively prevents wave paddle and returns
Influence and unnecessary power loss of the journey to wave, the wave waveform stabilization produced and uniformly, simulate true ocean ring
Border.
(3) overturning of different angle, simulation sea are carried out to test specimen by inclination flip device and inclination flip driving device
Impact of the water to marine facility different angle and different parts；Test specimen is driven by lifting device, can flexible modulation enter regimen condition, it is real
The full leaching of existing test specimen, the partly etch state of leaching or alternation of wetting and drying.
(4) wall in test flume body and experimental rig core component are sprayed using Fe base amorphous coating, is effectively extended
The service life of device.
Detailed description of the invention
Fig. 1 is structure of the invention schematic front view；
Fig. 2 is structure of the invention diagrammatic top view；
Fig. 3 is reclining drive device structural schematic diagram of the present invention；
Fig. 4 is inclination flip device of the present invention and inclination flip driving device structure schematic diagram.
In figure: 1- corrosion test slot 2- wave paddle 3- wave simulator 4- lifting device 5- temperature control equipment 6- inclines
Oblique turnover device 7- reclining drive device 8- simulated seawater solution 31- makes wave motor 32- internal gear 33- external gear 34-
Connecting rod 41- lifting motor 42- gear 43- rack gear 44- sliding rail 61- objective table 62- universal ball end joint 63- luggage carrier
The main hydraulic device 72- liquid separation pressure device 73- push rod 74- of 64- ball cup 65-360 degree screw 66- support rod 71- is living
Fill in 75- conduit 76- ram pot
Specific embodiment
Specific embodiments of the present invention will be further explained below, but is not intended to limit the scope of the invention:
Embodiment:
As Figure 1-Figure 4, a kind of experimental rig of simulated marine corrosion environment, including corrosion test slot 1, wave paddle 2,
Wave simulator 3, lifting device 4, temperature control equipment 5, inclination flip device 6 and reclining drive device 7.In corrosion test slot 1
Wall is coated with Fe base amorphous coating.Wave paddle 2, inclination flip device 6 and temperature control equipment 5 are located in corrosion test slot 1.Incline
Oblique turnover device 6 is fixed on lifting device 4, and lifting device 4 drives inclination flip device 6 to go up and down, inclination flip device 6 with incline
Oblique driving device 7 is connected, and reclining drive device 7 drives 6 inclination flip of inclination flip device.Wave paddle 2 and 3 phase of wave simulator
Even, wave simulator 3 drives wave paddle 2 to move along rectangular path.
Wave simulator 3 includes making wave motor 31, internal gear 32, external gear 33 and connecting rod 34.Make wave motor 31 and internal gear
32 are connected, and internal gear 32 is engaged with external gear 33.Connecting rod 34 is equipped with 2 90 degree of bending, 34 one end of connecting rod and 32 phase of internal gear
Even, it is connected in the middle part of one end and wave paddle 2.Making wave motor 31 drives connecting rod 34 to move, and then wave paddle 2 is driven to do reciprocal rectangle
Movement.By adjusting the size of the adjustable wave of revolving speed of wave motor 31, push-plate type wave simulator makes that Bobbi is more uniform and wave
Shape is stablized.
Lifting device 4 includes lifting motor 41, gear 42, rack gear 43 and sliding rail 44.Rack gear 43 is mounted on sliding rail 44,
Rack gear 43 is engaged with gear 42, and lifting motor 41 is connected with gear 42, and lifting motor 41 is rotated with moving gear 42, and then with movable tooth
Item 43 is along 44 oscilaltion of sliding rail.
Inclination flip device 6 includes objective table 61, universal ball end joint 62 and luggage carrier 63.63 plate center of luggage carrier is solid
It is scheduled on the ball cup 64 in universal ball end joint 62, is 360 degree rotation ball 65,65 lower section of 360 degree rotation ball below ball cup 64
For support rod 66, support rod 66 is fixed on objective table 61.Objective table 61 is fixed on the rack gear 43 of lifting device 4, lifting electricity
The rotation of machine 41 band dynamic object stage 61 and luggage carrier 63 are gone up and down along sliding rail 44.
The present invention sets 2 groups of reclining drive devices 7 altogether, and every group of reclining drive device 7 includes 1 main hydraulic device 71 and 2
Liquid separation pressure device 72.The push rod 73 of main hydraulic device 71 is located at 76 middle part of ram pot, 73 both ends of push rod point of main hydraulic device 71
It is not connected with piston 74,76 both ends of ram pot of main hydraulic device 71 are connected with liquid separation pressure device 72 respectively by conduit 75, point
The end of the push rod 73 of hydraulic device 72 is fixed on four angles of 63 plate of luggage carrier.Push the main hydraulic dress of reclining drive device 7
71 push rod 73 is set, the push rod 73 of liquid separation pressure device 72 just elongates or shortens therewith, the elongation of the push rod 73 of liquid separation pressure device 72
Or 63 plate of shortened belt dynamic load rack is using plate center as fulcrum inclination flip.
A kind of test method of simulated marine corrosion environment, specifically comprises the following steps:
Step 1: being sprayed using Fe base amorphous coating to wall in test flume body and experimental rig core component；Specifically
Include the following steps:
1) Fe of 143.1~144.41g, the Si of 21.38~22.72g, 4.36 ingredient: are weighed respectively by atomic percent
The B of~4.43g, the P of 3.61~3.77g, the C of 0.961~0.975g and the Nb of 3.74~3.76g, formation preparation Fe63.5~
64.5Si19.3~21B0.95~11P2.5~3.3C1.77~2.23Nb1 block amorphous alloy raw material 180g, wherein metal
The purity of Fe is more than or equal to 99.8%；The purity of metal Ta is more than or equal to 99.5%；The purity of metalloid B is more than or equal to
99.5%；The purity of Ru is greater than 99.5%；
2) master alloy melting: raw material is put into vacuum induction melting furnace and is refined into master alloy, melting condition: vacuum induction
Vacuum degree in smelting furnace is greater than 3.5 × 10-2Pa, smelting time 5min~10min；
3) master alloy is put into the induction furnace of quick solidification apparatus, adjusts induced current 15A, is completely melt to master alloy
Melt jet is entered in copper mold afterwards, it is cooling non-up to the Fe64Si20B10P3C2Nb1 block of diameter 1.8mm~2.2mm with copper mold
Peritectic alloy；
4) alloy bar is placed in electric spark spraying equipment, voltage is 220~240V, and electric current is 290~310A, is uniformly sprayed
It applies 3~4 times.
Step 2: injecting seawater in test flume, a certain proportion of weak acid can be added or weak base comes accelerated corrosion speed, shape
At simulated seawater solution 8；Test specimen used is using the Marine Engineering Steel for manufacturing practical marine facility；
Step 3: being heated or cooling down by temperature control equipment 5,8 temperature of simulated seawater solution can be controlled -2
DEG C~30 DEG C；
Step 4: wave motor 31 is made in starting, wave simulator 3 drives wave paddle 2 to move along desired guiding trajectory, it is controllable to produce waveform
And stable wave, the true marine environment of analog；
Step 5: adjusting the tilt angle of test specimen by reclining drive device 7, the overturning of different angle is carried out to test specimen,
Impact of the simulated seawater to marine facility different angle and different parts；
Step 6: starting lifting motor 41, revolving speed is 7.2r/s~50r/s, and lifting device 4 drives test specimen lifting, realizes
The full leaching of test specimen, the partly etch state of leaching or alternation of wetting and drying, rise and fall period control in 3~6s；
Step 7: setting test period in 5h~10h, after to be tested, take out test specimen and carries out corrosion measurement to it；
Step 8: carrying out corrosion measurement according to GB 6384-86 standard；
Step 9: the test specimen to not eroded processing carries out THERMAL IMAGING NONDESTRUCTIVE TESTING.Major technique ginseng of the invention
Number is as shown in table 1:
1 important technological parameters table of table
The relationship made between wave wave amplitude and motor output revolving speed can be obtained by following formula:
In formula:
ρ is solution density, kg/m3；
G is acceleration of gravity, m/s2；
X is wave paddle underwater penetration, mm；
B is wave paddle width, mm；
K tests coefficient；
V is motor speed, r/s；
Ψ is wave amplitude；
S is the stroke that wave paddle does periodic motion, mm.
As shown from the above formula, wave amplitude is directly proportional to motor speed, changes the i.e. adjustable manufactured wave of motor speed
It is small that the wave is high, to simulate seawater movement state different in flow rate.
Embodiment 1:
Sample dimensions are in 200mm × 100mm × 5mm, and quality is in 0.75kg.A kind of test side of simulated marine corrosion environment
Method specifically comprises the following steps:
1) 5 heating seawater of temperature control equipment is used, ocean temperature is controlled at 15 DEG C.
2) wave motor 31 is made in starting, and controlling its revolving speed is 60r/min, makes the period of motion T 5s of wave paddle 2.
3) push rod 73 for pushing reclining drive device 7, adjusts test specimen heeling condition, its vertical-right is made to tilt 30 °.
4) corrosion condition soaked entirely is selected, lifting motor 41 is started, control revolving speed adjusts test specimen and enter the depth of water in 40r/min
Degree is 200mm.
6) setting test period is in 6h, after to be tested, take out test specimen and carries out corrosion measurement to it.
7) corrosion measurement is carried out according to GB 6384-86 standard；
8) THERMAL IMAGING NONDESTRUCTIVE TESTING is carried out to the test specimen of not eroded processing.
Embodiment 2:
Sample dimensions are in 200mm × 100mm × 6mm, and quality is in 0.942kg.A kind of test of simulated marine corrosion environment
Method specifically comprises the following steps:
1) 5 heating seawater of temperature control equipment is used, ocean temperature is controlled at 5 DEG C.
2) wave motor 31 is made in starting, controls revolving speed in 120r/min, makes the period of motion T 12s of wave paddle 2.
3) push rod 73 for pushing reclining drive device 7, adjusts test specimen heeling condition, tilts 45 ° for vertical-right.
4) corrosion condition of alternation of wetting and drying is selected.Start lifting motor 41, controls power in 40r/min, set into the depth of water
Degree is 200mm, and the rise and fall period controls in 5s.
6) setting test period is in 4h, after to be tested, take out test specimen and carries out corrosion measurement to it.
7) corrosion measurement is carried out according to GB 6384-86 standard；
8) THERMAL IMAGING NONDESTRUCTIVE TESTING is carried out to the test specimen of not eroded processing.
Using the Marine Engineering Steel in real life as material for test, the built-in seawater of test flume can change the present invention when necessary
Become concentration of seawater, accelerate or slow down corrosion condition, controls experimental period, simulate true marine environment；Test flume inside bottom
Temperature control equipment is installed, ocean temperature, simulated seawater temperature change are adjusted；The present invention accurately simulates ocean ring
Border.
Wave mode is made using improved push-plate type, the running track of wave paddle 2 is rectangle, effectively prevents wave paddle backhaul
Influence and unnecessary power loss to wave, the wave waveform stabilization produced and controllable simulate true marine environment.
The overturning of different angle, simulated seawater are carried out to test specimen by inclination flip device 6 and inclination flip driving device 7
Impact to marine facility different angle and different parts；Test specimen is driven by lifting device, can flexible modulation enter regimen condition, realize
The full leaching of test specimen, the partly etch state of leaching or alternation of wetting and drying.
The present invention sprays wall in test flume body and experimental rig core component using Fe base amorphous coating, effectively prolongs
The service life of device is grown.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of experimental rig of simulated marine corrosion environment, it is characterised in that: including corrosion test slot, wave paddle, make wave dress
It sets, lifting device, temperature control equipment, inclination flip device and reclining drive device；The corrosion test slot inner wall is coated with Fe
Base amorphous coating, wave paddle and inclination flip device are located in corrosion test slot；Inclination flip device is fixed on lifting device,
Lifting device drives the lifting of inclination flip device, and inclination flip device is connected with reclining drive device, and reclining drive device drives
Inclination flip device inclination flip；Wave paddle is connected with wave simulator, and wave simulator drives wave paddle to move along rectangular path.
2. a kind of experimental rig of simulated marine corrosion environment according to claim 1, it is characterised in that: described to make wave dress
It sets including making wave motor, internal gear, external gear and connecting rod；It makes wave motor to be connected with internal gear, internal gear is engaged with external gear；Even
Bar is equipped with 2 90 degree of bending, and connecting rod one end is connected with internal gear, and one end is connected with wave paddle.
3. a kind of experimental rig of simulated marine corrosion environment according to claim 1, it is characterised in that: the lifting dress
It sets including lifting motor, gear, rack gear and sliding rail；Rack gear is installed on the slide rail, rack and pinion engagement, lifting motor and tooth
Wheel is connected, and lifting motor band moving gear rotates, and then with carry-over bar along sliding rail oscilaltion.
4. a kind of experimental rig of simulated marine corrosion environment according to claim 1, it is characterised in that: the inclination is turned over
Rotary device includes objective table, universal ball end joint and luggage carrier；Objective table is fixed on lifting device, and luggage carrier passes through multi-directional ball
Head joint is connected with objective table.
5. a kind of experimental rig of simulated marine corrosion environment according to claim 1, it is characterised in that: the inclination is driven
Dynamic device includes main hydraulic device and liquid separation pressure device；The push rod of main hydraulic device is located in the middle part of ram pot, main hydraulic device
Push rod both ends are connected with piston respectively, and the ram pot both ends of main hydraulic device are connected with liquid separation pressure device respectively by conduit, point
The push rod of hydraulic device is connected with inclination flip device.
6. a kind of test method based on experimental rig described in claim 1, which is characterized in that specifically comprise the following steps:
Step 1: being sprayed using Fe base amorphous coating to wall in test flume body and experimental rig core component；
Step 2: injecting seawater in test flume, weak acid or weak base can be added, by changing acid base concentration come accelerated corrosion speed
Degree；Test specimen used is using the Marine Engineering Steel for manufacturing practical marine facility；
Step 3: ocean temperature can be controlled in -2 DEG C~30 DEG C models by temperature control equipment heating or cooling down seawater
In enclosing；
Step 4: wave motor is made in starting, wave simulator drives wave paddle to move along desired guiding trajectory, it is controllable and stable to produce waveform
Wave, the true marine environment of analog；
Step 5: adjusting the tilt angle of test specimen by reclining drive device, the overturning of different angle, simulation sea are carried out to test specimen
Impact of the water to marine facility different angle and different parts；
Step 6: starting lifting motor, revolving speed is 7.2r/s~50r/s, and lifting device drives test specimen lifting, realizes the complete of test specimen
The etch state of leaching, half leaching or alternation of wetting and drying, rise and fall period control in 3~6s；
Step 7: setting test period in 3h~72h, after to be tested, take out test specimen and carries out corrosion measurement to it；
Step 8: carrying out corrosion measurement according to GB 6384-86 standard；
Step 9: the test specimen to not eroded processing carries out THERMAL IMAGING NONDESTRUCTIVE TESTING.
7. test method according to claim 6, which is characterized in that using Fe base amorphous coating to examination in the step 1
Wall and experimental rig core component are sprayed in check of foundation subsoil body, are specifically comprised the following steps:
1) ingredient: weighed respectively by atomic percent the Fe of 143.1~144.41g, the Si of 21.38~22.72g, 4.36~
The B of 4.43g, the P of 3.61~3.77g, the C of 0.961~0.975g and the Nb of 3.74~3.76g, formation preparation Fe63.5~
64.5Si19.3~21B0.95~11P2.5~3.3C1.77~2.23Nb1 block amorphous alloy raw material 180g, wherein metal
The purity of Fe is more than or equal to 99.8%；The purity of metal Ta is more than or equal to 99.5%；The purity of metalloid B is more than or equal to
99.5%；The purity of Ru is greater than 99.5%；
2) master alloy melting: raw material is put into vacuum induction melting furnace and is refined into master alloy, melting condition: vacuum induction melting
Vacuum degree in furnace is greater than 3.5 × 10-2Pa, smelting time 5min~10min；
3) master alloy is put into the induction furnace of quick solidification apparatus, adjusts induced current 15A, it will after master alloy is completely melt
Melt jet enters in copper mold, closes with the cooling Fe64Si20B10P3C2Nb1 bulk amorphous alloy up to diameter 1.8mm~2.2mm of copper mold
Gold；
4) alloy bar is placed in electric spark spraying equipment, voltage is 220~240V, and electric current is 290~310A, even application 3
~4 times.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398415A (en) * | 2019-07-31 | 2019-11-01 | 南京航空航天大学 | A kind of bridge steel structure corrosion-inhibiting coating life-span prediction method |
| CN111999255A (en) * | 2020-08-13 | 2020-11-27 | 中冶建筑研究总院（深圳）有限公司 | Marine environment steel structure coating detection method and device, server and storage medium |
| CN113758862A (en) * | 2021-09-18 | 2021-12-07 | 蚌埠学院 | Sea wave erosion machine |
Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3981612A (en) * | 1975-06-27 | 1976-09-21 | Charles Bunger | Wave Producing apparatus |
| JPS6379930A (en) * | 1986-09-24 | 1988-04-09 | Mitsubishi Metal Corp | Highly corrosion-resistant amorphous nickel alloy |
| EP0293831A1 (en) * | 1987-06-01 | 1988-12-07 | Nippon Kokan Kabushiki Kaisha | Wave making apparatus |
| CN2421640Y (en) * | 2000-05-18 | 2001-02-28 | 中国科学院海洋研究所 | Tester for simulating sea environment corrosion |
| JP2001303218A (en) * | 2000-04-20 | 2001-10-31 | Japan Science & Technology Corp | HIGHLY CORROSION RESISTANT AND HIGH STRENGTH Fe-Cr BASE BULK AMORPHOUS ALLOY |
| US20040215113A1 (en) * | 1998-07-23 | 2004-10-28 | Saringer John H. | Mechanism for generating wave motion |
| KR20060070840A (en) * | 2004-12-21 | 2006-06-26 | 주식회사 포스코 | Producing method of weather resistable steel having excellent toughness, high strength and low yield ratio for using at the seaside atmosphere |
| JP2006317315A (en) * | 2005-05-13 | 2006-11-24 | Sekisui House Ltd | Weathering test method and weathering testing device |
| JP2009054615A (en) * | 2007-08-23 | 2009-03-12 | Alps Electric Co Ltd | Powder magnetic core, and manufacturing method thereof |
| JP2009180556A (en) * | 2008-01-29 | 2009-08-13 | Kobe Steel Ltd | Corrosion tester |
| US20100084052A1 (en) * | 2005-11-14 | 2010-04-08 | The Regents Of The University Of California | Compositions of corrosion-resistant Fe-based amorphous metals suitable for producing thermal spray coatings |
| CN201622231U (en) * | 2009-09-03 | 2010-11-03 | 浙江海洋学院 | Improved marine corrosion simulation test system |
| US20100307229A1 (en) * | 2009-06-08 | 2010-12-09 | Toyota Motor Engineering & Manufacturing North America, Inc. | Apparatus and methods for maintaining proper test piece orientation during corrosion testing |
| CN102211330A (en) * | 2011-06-09 | 2011-10-12 | 许晓华 | Workbench with multiple degrees of freedom |
| CN102323202A (en) * | 2011-05-06 | 2012-01-18 | 中国石油大学(华东) | Experimental apparatus for simulating corrosion in ocean tide range region |
| CN202330201U (en) * | 2011-11-22 | 2012-07-11 | 山东理工大学 | Corrosion abrasion test machine for simulating working station of refiner |
| CN102859024A (en) * | 2010-03-19 | 2013-01-02 | 科卢斯博知识产权有限公司 | Iron- chromium- molybdenum - based thermal spray powder and method of making of the same |
| CN103290342A (en) * | 2013-06-19 | 2013-09-11 | 天津非晶科技有限公司 | Fe-based amorphous alloy and preparation method thereof |
| CN103302287A (en) * | 2013-06-18 | 2013-09-18 | 华北电力大学 | Iron-based amorphous powder for wear-resisting and corrosion-resisting coating and preparation method thereof |
| CN103427705A (en) * | 2013-08-14 | 2013-12-04 | 金陵科技学院 | Bimodal and antifriction drive platy piezoelectric motor with single drive foot and operating mode of motor |
| CN203758887U (en) * | 2013-11-12 | 2014-08-06 | 中国电器科学研究院有限公司 | Marine corrosion simulation test device |
| CN105259067A (en) * | 2015-11-03 | 2016-01-20 | 中国石油大学(北京) | Erosion-corrosion abrasion test table |
| CN105312752A (en) * | 2015-11-10 | 2016-02-10 | 中国石油集团渤海钻探工程有限公司 | Iron-based amorphous coating and preparation method thereof |
| CN205103138U (en) * | 2015-09-24 | 2016-03-23 | 河海大学 | Actual marine environment is corrosion experiment case with higher speed |
| CN107040195A (en) * | 2017-05-12 | 2017-08-11 | 苏福来 | A kind of sea high-efficiency photovoltaic platform and its power generation operation method and cleaning method |
| CN107419199A (en) * | 2017-06-30 | 2017-12-01 | 江苏理工学院 | A kind of stanniferous soft magnetic iron-based nano-amorphous alloy and preparation method thereof |
| CN107505254A (en) * | 2017-06-20 | 2017-12-22 | 中国船舶重工集团公司第七二五研究所 | A kind of multi-zone marine environment comprehensive simulation test device |
| CN207358444U (en) * | 2017-09-26 | 2018-05-15 | 成都金雨跃机械有限公司 | A kind of multi-angle welding platform |
| CN108172359A (en) * | 2017-11-28 | 2018-06-15 | 嘉兴长维新材料科技有限公司 | Spherical iron based amorphous alloy powder and preparation method thereof and the application in amorphous powder core is prepared |
| CN108344806A (en) * | 2018-01-05 | 2018-07-31 | 辽宁科技大学 | A method of Rock Damage degree under blast action is calculated based on nuclear magnetic resonance |
| CN108380592A (en) * | 2018-02-05 | 2018-08-10 | 杭州显庆科技有限公司 | A kind of dust-extraction unit of electronic component |
| CN209167085U (en) * | 2018-11-26 | 2019-07-26 | 辽宁科技大学 | A kind of experimental rig of simulated marine corrosion environment |
-
2018
- 2018-11-26 CN CN201811414974.9A patent/CN109342309B/en active Active
Patent Citations (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3981612A (en) * | 1975-06-27 | 1976-09-21 | Charles Bunger | Wave Producing apparatus |
| JPS6379930A (en) * | 1986-09-24 | 1988-04-09 | Mitsubishi Metal Corp | Highly corrosion-resistant amorphous nickel alloy |
| EP0293831A1 (en) * | 1987-06-01 | 1988-12-07 | Nippon Kokan Kabushiki Kaisha | Wave making apparatus |
| US20040215113A1 (en) * | 1998-07-23 | 2004-10-28 | Saringer John H. | Mechanism for generating wave motion |
| JP2001303218A (en) * | 2000-04-20 | 2001-10-31 | Japan Science & Technology Corp | HIGHLY CORROSION RESISTANT AND HIGH STRENGTH Fe-Cr BASE BULK AMORPHOUS ALLOY |
| CN2421640Y (en) * | 2000-05-18 | 2001-02-28 | 中国科学院海洋研究所 | Tester for simulating sea environment corrosion |
| KR20060070840A (en) * | 2004-12-21 | 2006-06-26 | 주식회사 포스코 | Producing method of weather resistable steel having excellent toughness, high strength and low yield ratio for using at the seaside atmosphere |
| JP2006317315A (en) * | 2005-05-13 | 2006-11-24 | Sekisui House Ltd | Weathering test method and weathering testing device |
| US20100084052A1 (en) * | 2005-11-14 | 2010-04-08 | The Regents Of The University Of California | Compositions of corrosion-resistant Fe-based amorphous metals suitable for producing thermal spray coatings |
| JP2009054615A (en) * | 2007-08-23 | 2009-03-12 | Alps Electric Co Ltd | Powder magnetic core, and manufacturing method thereof |
| JP2009180556A (en) * | 2008-01-29 | 2009-08-13 | Kobe Steel Ltd | Corrosion tester |
| US20100307229A1 (en) * | 2009-06-08 | 2010-12-09 | Toyota Motor Engineering & Manufacturing North America, Inc. | Apparatus and methods for maintaining proper test piece orientation during corrosion testing |
| CN201622231U (en) * | 2009-09-03 | 2010-11-03 | 浙江海洋学院 | Improved marine corrosion simulation test system |
| CN102859024A (en) * | 2010-03-19 | 2013-01-02 | 科卢斯博知识产权有限公司 | Iron- chromium- molybdenum - based thermal spray powder and method of making of the same |
| CN102323202A (en) * | 2011-05-06 | 2012-01-18 | 中国石油大学(华东) | Experimental apparatus for simulating corrosion in ocean tide range region |
| CN102211330A (en) * | 2011-06-09 | 2011-10-12 | 许晓华 | Workbench with multiple degrees of freedom |
| CN202330201U (en) * | 2011-11-22 | 2012-07-11 | 山东理工大学 | Corrosion abrasion test machine for simulating working station of refiner |
| CN103302287A (en) * | 2013-06-18 | 2013-09-18 | 华北电力大学 | Iron-based amorphous powder for wear-resisting and corrosion-resisting coating and preparation method thereof |
| CN103290342A (en) * | 2013-06-19 | 2013-09-11 | 天津非晶科技有限公司 | Fe-based amorphous alloy and preparation method thereof |
| CN103427705A (en) * | 2013-08-14 | 2013-12-04 | 金陵科技学院 | Bimodal and antifriction drive platy piezoelectric motor with single drive foot and operating mode of motor |
| CN203758887U (en) * | 2013-11-12 | 2014-08-06 | 中国电器科学研究院有限公司 | Marine corrosion simulation test device |
| CN205103138U (en) * | 2015-09-24 | 2016-03-23 | 河海大学 | Actual marine environment is corrosion experiment case with higher speed |
| CN105259067A (en) * | 2015-11-03 | 2016-01-20 | 中国石油大学(北京) | Erosion-corrosion abrasion test table |
| CN105312752A (en) * | 2015-11-10 | 2016-02-10 | 中国石油集团渤海钻探工程有限公司 | Iron-based amorphous coating and preparation method thereof |
| CN107040195A (en) * | 2017-05-12 | 2017-08-11 | 苏福来 | A kind of sea high-efficiency photovoltaic platform and its power generation operation method and cleaning method |
| CN107505254A (en) * | 2017-06-20 | 2017-12-22 | 中国船舶重工集团公司第七二五研究所 | A kind of multi-zone marine environment comprehensive simulation test device |
| CN107419199A (en) * | 2017-06-30 | 2017-12-01 | 江苏理工学院 | A kind of stanniferous soft magnetic iron-based nano-amorphous alloy and preparation method thereof |
| CN207358444U (en) * | 2017-09-26 | 2018-05-15 | 成都金雨跃机械有限公司 | A kind of multi-angle welding platform |
| CN108172359A (en) * | 2017-11-28 | 2018-06-15 | 嘉兴长维新材料科技有限公司 | Spherical iron based amorphous alloy powder and preparation method thereof and the application in amorphous powder core is prepared |
| CN108344806A (en) * | 2018-01-05 | 2018-07-31 | 辽宁科技大学 | A method of Rock Damage degree under blast action is calculated based on nuclear magnetic resonance |
| CN108380592A (en) * | 2018-02-05 | 2018-08-10 | 杭州显庆科技有限公司 | A kind of dust-extraction unit of electronic component |
| CN209167085U (en) * | 2018-11-26 | 2019-07-26 | 辽宁科技大学 | A kind of experimental rig of simulated marine corrosion environment |
Non-Patent Citations (5)
| Title |
|---|
| LV JINLONG等: "Comparison of corrosion resistance of electrodeposited pure Ni and nanocrystalline Ni–Fe alloy in borate buffer solution", 《MATERIALS CHEMISTRY AND PHYSICS》, pages 65 - 66 * |
| 强建国: "《机械工程认知》", 北京：高等教育出版社, pages: 65 - 66 * |
| 彭根生: "医用钛合金耐蚀性涂层的研究进展", 《电镀与精饰》 * |
| 王佳骥等: "新型EH40船板第二相粒子对焊接热影响区奥氏体晶粒的影响", 《第十五次全国焊接学术会议 》 * |
| 黄飞;康嘉杰;岳文;付志强;朱丽娜;王成彪;: "超音速火焰喷涂制备铁基非晶合金涂层的研究现状", 材料导报, no. 21 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398415A (en) * | 2019-07-31 | 2019-11-01 | 南京航空航天大学 | A kind of bridge steel structure corrosion-inhibiting coating life-span prediction method |
| CN110398415B (en) * | 2019-07-31 | 2022-04-22 | 南京航空航天大学 | Method for predicting service life of anticorrosive coating of bridge steel structure |
| CN111999255A (en) * | 2020-08-13 | 2020-11-27 | 中冶建筑研究总院（深圳）有限公司 | Marine environment steel structure coating detection method and device, server and storage medium |
| CN111999255B (en) * | 2020-08-13 | 2024-01-19 | 中冶建筑研究总院（深圳）有限公司 | Marine environment steel structure coating detection method, device, server and storage medium |
| CN113758862A (en) * | 2021-09-18 | 2021-12-07 | 蚌埠学院 | Sea wave erosion machine |
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