CN106425291A - Demineralized water tank for high-temperature condensate water and manufacturing method thereof - Google Patents
Demineralized water tank for high-temperature condensate water and manufacturing method thereof Download PDFInfo
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- CN106425291A CN106425291A CN201610769572.5A CN201610769572A CN106425291A CN 106425291 A CN106425291 A CN 106425291A CN 201610769572 A CN201610769572 A CN 201610769572A CN 106425291 A CN106425291 A CN 106425291A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
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Abstract
The invention provides a demineralized water tank for high-temperature condensate water and a manufacturing method of the demineralized water tank for high-temperature condensate water. The demineralized water tank for high-temperature condensate water comprises a water tank body. The whole water tank body is made of clad steel plates in a lap joint mode, the special structure design is adopted by abutted seams, different cutting and groove preparation methods are adopted according to the difference of the thicknesses of the clad steel plates, and welding is conducted according to the sequence of basic layer welding, multiple-layer back gouging, transition layer welding and multiple-layer welding. A water tank body clad steel plate is formed by carbon steel and stainless steel in a composite mode, the outer layer is a carbon steel basic layer and serves as a water tank body supporting structure, and the inner layer of the water tank body clad steel plate is an austenitic stainless steel composite layer and serves as a water tank corrosion prevention medium. Special technological requirements for cutting and machining forming of the clad steel plates are made, and therefore the problem that the corrosion-preventing surface has scratches and is separated is solved. Special technological requirements for welding grooves, welding materials and the technology are made, and therefore the problem that when weld seams crystallize, micro-cracks are prone to being generated is solved.
Description
Technical field
The present invention relates to metallic composite material molding technology field and in particular to a kind of desalination for high-temperature condensation water
Water tank and its manufacturing process.
Background technology
In cogeneration of heat and power technique productions, substantial amounts of heating steam condensation recycle-water can be produced, the general water of such recycle-water
Matter preferably, belongs to demineralized water, does not allow conveying storage pipeline equipment to cause secondary pollution, the temperature of condensate return typically 95 DEG C ~
120 DEG C, the corrosion protection design to tank inner wall is put forward higher requirement, and the water tank capacity due to needing is generally large, demineralized water
Case, as directly adopted all steel material, certainly will increase considerably cost, and exploitation one kind both adapted to high-temperature condensation water, and can be real
Existing anti-corrosion purpose, inexpensive sweet-water tank are necessary, and this lowers consumption to cogeneration of heat and power industry energy conservation, increasing economic efficiency has
Highly important meaning.
Most of power plant sweet-water tank adopts the carbon steel sweet-water tank of inner liner rubber at present, but for should anti-corrosion resistance to again 95
The sweet-water tank of DEG C high temperature, typically directly adopts stainless steel sweet-water tank, which increases the cost of equipment.
Content of the invention
Present invention aim at being directed to disadvantages mentioned above, design one kind had both adapted to high-temperature condensation water, enabled anti-corrosion mesh again
, realize the sweet-water tank for high-temperature condensation water and its manufacturing process of low cost.
For overcoming the shortcomings of prior art presence, the technical scheme that the present invention provides is：A kind of for high-temperature condensation water
Sweet-water tank, including water tank main body, described water tank main body generally clad steel plate overlap joint, piece adopt special tectonic to design, root
According to the difference of clad steel plate thickness, using different cuttings and retaining wall on slope method, with weld basic unit, cladding back chipping, weldering transition zone,
The order of weldering cladding is welded.Described water tank main body clad steel plate is composited by carbon steel and stainless steel, and outer layer is carbon steel base
Layer, as water tank main body supporting structure, described water tank main body clad steel plate internal layer is austenitic stainless steel composite bed, as water tank
Anti-corrosion medium.
Further, described clad steel plate basic unit and cladding gross thickness are usually 7mm-12mm, and special circumstances such as water tank holds
When long-pending, design pressure, liquid storage density are larger, water tank gross thickness is more than 12mm.The thickness of described clad steel plate cladding is gross thickness
10%-20%.
Following divided edge structure is adopted when described clad steel plate overlap joint, piece：
When clad steel plate thickness of slab is less than 18mm, a kind of groove a of processing, layer surface bevel, slope are combined by bottom stainless steel
Spend for 60 ° -70 °, and groove bottom is provided with a passage and passes to carbon steel base layer upper surface, the aperture of passage is 1-3mm, and length is 1-
3mm；
When clad steel plate thickness is less than 18mm, a kind of groove b of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The aperture of upper and lower surface groove junction is 0-2mm, and upper and lower groove junction is apart from lower surface 1-2mm；
When clad steel plate thickness of slab is in 18-32mm, a kind of groove c of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The groove depth of lower surface stainless steel composite bed is 1-2mm, and passes through passage insertion between upper and lower groove, and the aperture of passage is 1-
2mm；
When clad steel plate thickness is in 18-32mm, a kind of groove d of processing, the equal bevel of upper and lower surface, upper surface carbon steel base layer
Groove bottom is the arc of 6-10mm for radius, and the angle on the domatic and vertical direction of this top groove is 4 ° -12 °, under
The gradient of opening is 60 ° -70 °, and depth is 1-2mm, and upper and lower groove is by a passage insertion, and passage aperture is 0-3mm,；
When being only capable of one side welding, and clad steel plate thickness of slab is less than 18mm, and a kind of groove e being processed, by upper surface carbon steel base layer
Bevel, the gradient is 60 ° -70 °, and the lower surface to clad steel plate for the short channel connection is arranged at groove bottom, and passage aperture is 0.5-
1.5mm, channel depth is 0.5-1.5mm；
During the welding of clad steel plate angle joint, a kind of groove f being processed, what groove was vertical is opened on clad steel plate angle joint, slope
Spend for 55 ° -65 °, the lower surface to horizontal clad steel plate for the short channel connection is arranged at the bottom of groove f, and passage aperture is 1-3mm.
During the welding of clad steel plate angle joint, a kind of groove g being processed, symmetrical with 45 ° of inclinations is opened in clad steel
On plate angle joint, the gradient is 55 ° -65 °, and the lower surface to carbon steel base layer for the short channel connection arranged at the bottom of groove g, the answering of both sides
The distance closing stainless steel composite bed this passage of Edge Distance of steel plate is 5mm；
The technical scheme providing above-mentioned water tank manufacture method is：
Step 1, the cutting of clad steel plate：Clad steel plate gross thickness, in below 12mm, is cut off using machinery and Cold Press Working
Method, during processing, downwards, clad surface and junction upwards, can not be damaged to cladding by basic unit；It is more than in clad steel plate gross thickness
During 12mm, can be using plasma cut or oxy-acetylene flame cutting.
Step 2, the processing and forming of clad steel plate：Under normal temperature cold conditions environment, carry out piecewise processing and forming, in process
Clad surface prevents greasy dirt, scar.
Step 3, the cutting of clad steel plate and retaining wall on slope：When clad steel plate thickness of slab is less than 18mm, a kind of slope of processing
Mouth a, is combined layer surface bevel by bottom stainless steel, and the gradient is 60 ° -70 °, and groove bottom is provided with a passage and passes to carbon steel base
Layer upper surface, the aperture of passage is 1-3mm, and length is 1-3mm；
When clad steel plate thickness is less than 18mm, a kind of groove b of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The aperture of upper and lower surface groove junction is 0-2mm, and upper and lower groove junction is apart from lower surface 1-2mm；
When clad steel plate thickness of slab is in 18-32mm, a kind of groove c of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The groove depth of lower surface stainless steel composite bed is 1-2mm, and passes through passage insertion between upper and lower groove, and the aperture of passage is 1-
2mm；
When clad steel plate thickness is in 18-32mm, a kind of groove d of processing, the equal bevel of upper and lower surface, upper surface carbon steel base layer
Groove bottom is the arc of 6-10mm for radius, and the angle on the domatic and vertical direction of this top groove is 4 ° -12 °, under
The gradient of opening is 60 ° -70 °, and depth is 1-2mm, and upper and lower groove is by a passage insertion, and passage aperture is 0-3mm,；
When being only capable of one side welding, and clad steel plate thickness of slab is less than 18mm, and a kind of groove e being processed, by upper surface carbon steel base layer
Bevel, the gradient is 60 ° -70 °, and the lower surface to clad steel plate for the short channel connection is arranged at groove bottom, and passage aperture is 0.5-
1.5mm, channel depth is 0.5-1.5mm；
During the welding of clad steel plate angle joint, a kind of groove f being processed, what groove was vertical is opened on clad steel plate angle joint, slope
Spend for 55 ° -65 °, the lower surface to horizontal clad steel plate for the short channel connection is arranged at the bottom of groove f, and passage aperture is 1-3mm；
During the welding of clad steel plate angle joint, a kind of groove g being processed, symmetrical with 45 ° of inclinations is opened in clad steel plate angle
On joint, the gradient is 55 ° -65 °, and the lower surface to carbon steel base layer for the short channel connection, the clad steel of both sides are arranged at the bottom of groove g
The distance of stainless steel composite bed this passage of Edge Distance of plate is 5mm；
Step 4, clears up impurity：Clear to mechanically carrying out surface with organic solvent in the range of groove and its each 20mm in both sides
Wash, the greasy dirt on cleaning surface, rusty stain, metal fillings, oxide-film and other pollutants, cladding applies anti-in the range of groove 100mm
Splashing coating；
Step 5, erection welding：Each lamellar components position equipment is put in place, to weld basic unit, cladding back chipping, weldering transition zone, weldering cladding
Order welded, and weld transition zone and weldering cladding all adopt manual arc welding.
Further scheme is that the material of described carbon steel base layer is Q235, and the material of described stainless steel composite bed is
0Cr13 or 1Cr18Ni9Ti or 0Cr18Ni9Ti or Cr18Ni12Mo2Ti.
Further scheme is, described Q235 and 0Cr13 compound tense, and basic unit's solder of use is E4304 or E4315
Or E4316, transition zone solder is E309-16 or E309-15, and cladding solder is E308-16 or E308-15；
Described Q235 and 1Cr18Ni9Ti compound tense, basic unit's solder of use is E4304, and transition zone solder is E309-16, multiple
Layer solder is E347-16；
Described Q235 and 0Cr18Ni9Ti compound tense, basic unit's solder of use is E4315 or E4316, and transition zone solder is
E309-15, cladding solder is E347-15；
Described Q235 and Cr18Ni12Mo2Ti compound tense, basic unit's solder of use is E4304 or E4315 or E4316, transition
Layer solder is E309Mo-16, and cladding solder is E318-16.
The present invention, with respect to prior art, has the advantage that and effect：
1st, cladding is austenitic stainless steel, carbon steel base layer, and the price of bi-material ratio is for austenitic stainless steel：Carbon steel base layer=4:
1, then, with respect to pure stainless steel reduction about 75%-85%, cost reducing effect is apparent for overall material cost.
2nd, interior anti-corrosion for stainless steel, can be with high temperature resistant condensate return；
3rd, water tank overlap joint, piece adopt special tectonic to design, and solve antiseep and structure safety problem.
4th, clad steel plate cutting, machine-shaping propose special technological requirement, it is to avoid anti-corrosion face produces scar and stripping
Problem；Bevel for welding and welding material, technique propose special process and require, and solve and are also easy to produce asking of micro-crack during weld seam crystallization
Topic.
Brief description
Fig. 1 is groove a structural representation；
Fig. 2 is groove b structural representation；
Fig. 3 is groove c structural representation；
Fig. 4 is groove d structural representation；
Fig. 5 is groove e structural representation；
Fig. 6 is groove f structural representation；
Fig. 7 is groove g structural representation；
Fig. 8 is welding process schematic diagram.
Specific embodiment
The invention will be further described to combine accompanying drawing below by embodiment.
The specific embodiment of the present invention is a kind of sweet-water tank for high-temperature condensation water, including water tank main body, described water
Box main body generally clad steel plate overlap joint, piece adopt special tectonic to design, according to the difference of clad steel plate thickness, using difference
Cutting and retaining wall on slope method, with weld basic unit, cladding back chipping, weldering transition zone, weldering cladding order welded, weld transition zone
All welded using manual arc with weldering cladding, described water tank main body clad steel plate is composited by carbon steel and stainless steel, and outer layer is
Carbon steel base layer, as water tank main body supporting structure, described water tank main body clad steel plate internal layer is austenitic stainless steel composite bed, makees
For the anti-corrosion medium of water tank.
The basic unit of described clad steel plate and cladding gross thickness are usually 7mm-12mm, special circumstances such as water tank capacity, design
When pressure, liquid storage density are larger, water tank gross thickness is more than 12mm.The thickness of described clad steel plate cladding is the 10%- of gross thickness
20%.
A kind of manufacturing process of the sweet-water tank for high-temperature condensation water, concretely comprises the following steps：Step 1, the cutting of clad steel plate
Cut：Clad steel plate gross thickness, in below 12mm, cuts off the method with Cold Press Working using machinery, during processing, composite bed to
Under, clad surface and junction upwards, can not be damaged by basic unit；When clad steel plate gross thickness is more than 12mm, plasma can be adopted
Cutting or oxy-acetylene flame cutting.
Step 2, the processing and forming of clad steel plate：Under normal temperature cold conditions environment, carry out piecewise processing and forming, in process
Clad surface prevents greasy dirt, scar.
Step 3, as shown in Figure 1 when clad steel plate thickness of slab is less than 18mm, a kind of groove a of processing, by bottom stainless steel
Compound layer surface bevel, the gradient is 60 ° -70 °, and groove bottom is provided with a passage and passes to carbon steel base layer upper surface, passage
Aperture is 1-3mm, and length is 1-3mm；
As shown in Figure 2 when clad steel plate thickness is less than 18mm, a kind of groove b of processing, the equal bevel of upper and lower surface, the gradient is
60 ° -70 °, the aperture of upper and lower surface groove junction is 0-2mm, and upper and lower groove junction is apart from lower surface 1-2mm；
As shown in figure 3, when clad steel plate thickness of slab is in 18-32mm, a kind of groove c of processing, the equal bevel of upper and lower surface, the gradient
For 60 ° -70 °, the groove depth of lower surface stainless steel composite bed is 1-2mm, and passes through passage insertion, passage between upper and lower groove
Aperture be 1-2mm；
As shown in figure 4, when clad steel plate thickness is in 18-32mm, a kind of groove d of processing, the equal bevel of upper and lower surface, upper table
Face carbon steel base layer groove bottom is the arc of 6-10mm for radius, and the angle on the domatic and vertical direction of this top groove is
4 ° -12 °, the gradient of under shed is 60 ° -70 °, and depth is 1-2mm, and upper and lower groove is by a passage insertion, and passage aperture is 0-
3mm,；
As shown in figure 5, when being only capable of one side welding, and clad steel plate thickness of slab is less than 18mm, a kind of groove e being processed, by upper table
Face carbon steel base layer bevel, the gradient is 60 ° -70 °, and the lower surface to clad steel plate for the short channel connection, passage are arranged at groove bottom
Aperture is 0.5-1.5mm, and channel depth is 0.5-1.5mm；
As shown in fig. 6, during the welding of clad steel plate angle joint, a kind of groove f being processed, what groove was vertical is opened in clad steel plate angle
On joint, the gradient is 55 ° -65 °, and the lower surface to horizontal clad steel plate for the short channel connection, passage aperture are arranged at the bottom of groove f
For 1-3mm；
As shown in fig. 7, during the welding of clad steel plate angle joint, a kind of groove g being processed, with symmetrical being opened in of 45 ° of inclinations
On clad steel plate angle joint, the gradient is 55 ° -65 °, and the lower surface to carbon steel base layer for the short channel connection arranged at the bottom of groove g, two
The distance of stainless steel composite bed this passage of Edge Distance of the clad steel plate of side is 5mm.
During welding, different volume solders are used according to different composites.As the choosing of clad steel plate welding material commonly used by table 1
With.The electrode type that basic unit, cladding and transition zone welding are recommended to adopt is listed, these welding rods are according to clad steel plate base in table
Layer, the performance requirement of cladding and selected.
The selection of clad steel plate welding material commonly used by table 1
Step 4, clears up impurity：Clear to mechanically carrying out surface with organic solvent in the range of groove and its each 20mm in both sides
Wash, cladding applies anti-splashing coating in the range of groove 100mm；
As shown in figure 8, step 5, erection welding：Each lamellar components position equipment is put in place, to weld basic unit, cladding back chipping, to weld
Cross layer, the order of weldering cladding is welded, and weld transition zone and weldering cladding all using manual arc welding.
Claims (6)
1. a kind of sweet-water tank for high-temperature condensation water, including water tank main body it is characterised in that:Described water tank main body is overall
Overlap for clad steel plate, described clad steel plate is composited by carbon steel base layer and austenitic stainless steel composite bed, outer layer is carbon
Base steel layer, as water tank main body supporting structure, internal layer is the austenitic stainless steel composite bed as the anti-corrosion medium of water tank.
2. a kind of sweet-water tank for high-temperature condensation water according to claim 1 it is characterised in that：Described carbon steel base layer
It is more than 7mm with austenitic stainless steel composite bed gross thickness, the thickness of described austenitic stainless steel composite bed is the 10%- of gross thickness
20%.
3. a kind of sweet-water tank for high-temperature condensation water according to claim 1 and 2 it is characterised in that：Described answers
Following divided edge structure is adopted when closing steel plate overlap joint, piece：
When clad steel plate thickness of slab is less than 18mm, a kind of groove a of processing, layer surface bevel, slope are combined by bottom stainless steel
Spend for 60 ° -70 °, and groove bottom is provided with a passage and passes to carbon steel base layer upper surface, the aperture of passage is 1-3mm, and length is 1-
3mm；
When clad steel plate thickness is less than 18mm, a kind of groove b of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The aperture of upper and lower surface groove junction is 0-2mm, and upper and lower groove junction is apart from lower surface 1-2mm；
When clad steel plate thickness of slab is in 18-32mm, a kind of groove c of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The groove depth of lower surface stainless steel composite bed is 1-2mm, and passes through passage insertion between upper and lower groove, and the aperture of passage is 1-
2mm；
When clad steel plate thickness is in 18-32mm, a kind of groove d of processing, the equal bevel of upper and lower surface, upper surface carbon steel base layer
Groove bottom is the arc of 6-10mm for radius, and the angle on the domatic and vertical direction of this top groove is 4 ° -12 °, under
The gradient of opening is 60 ° -70 °, and depth is 1-2mm, and upper and lower groove is by a passage insertion, and passage aperture is 0-3mm；
When being only capable of one side welding, and clad steel plate thickness of slab is less than 18mm, and a kind of groove e being processed, by upper surface carbon steel base layer
Bevel, the gradient is 60 ° -70 °, and the lower surface to clad steel plate for the short channel connection is arranged at groove bottom, and passage aperture is 0.5-
1.5mm, channel depth is 0.5-1.5mm；
During the welding of clad steel plate angle joint, a kind of groove f being processed, what groove was vertical is opened on clad steel plate angle joint, slope
Spend for 55 ° -65 °, the lower surface to horizontal clad steel plate for the short channel connection is arranged at the bottom of groove f, and passage aperture is 1-3mm；
During the welding of clad steel plate angle joint, a kind of groove g being processed, symmetrical with 45 ° of inclinations is opened in clad steel plate angle
On joint, the gradient is 55 ° -65 °, and the lower surface to carbon steel base layer for the short channel connection, the clad steel of both sides are arranged at the bottom of groove g
The distance of stainless steel composite bed this passage of Edge Distance of plate is 5mm.
4. a kind of manufacture method of the sweet-water tank for high-temperature condensation water according to claim 1, it concretely comprises the following steps：
Step 1）The cutting of clad steel plate：Clad steel plate gross thickness, in below 12mm, cuts off the side with Cold Press Working using machinery
Method, during processing, downwards, carbon steel base layer upwards, can not damage austenitic stainless steel and be combined layer surface austenitic stainless steel composite bed
And junction；When clad steel plate gross thickness is more than 12mm, using plasma cut or oxy-acetylene flame cutting；
Step 2）The processing and forming of clad steel plate：Under normal temperature cold conditions environment, carry out piecewise processing and forming, Ovshinsky in process
Body stainless steel is combined layer surface and prevents greasy dirt, scar；
Step 3）The cutting of clad steel plate and retaining wall on slope：When clad steel plate thickness of slab is less than 18mm, a kind of groove a of processing,
Layer surface bevel is combined by bottom stainless steel, the gradient is 60 ° -70 °, and groove bottom is provided with a passage and passes on carbon steel base layer
Surface, the aperture of passage is 1-3mm, and length is 1-3mm；
When clad steel plate thickness is less than 18mm, a kind of groove b of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The aperture of upper and lower surface groove junction is 0-2mm, and upper and lower groove junction is apart from lower surface 1-2mm；
When clad steel plate thickness of slab is in 18-32mm, a kind of groove c of processing, the equal bevel of upper and lower surface, the gradient is 60 ° -70 °,
The groove depth of lower surface stainless steel composite bed is 1-2mm, and passes through passage insertion between upper and lower groove, and the aperture of passage is 1-
2mm；
When clad steel plate thickness is in 18-32mm, a kind of groove d of processing, the equal bevel of upper and lower surface, upper surface carbon steel base layer
Groove bottom is the arc of 6-10mm for radius, and the angle on the domatic and vertical direction of this top groove is 4 ° -12 °, under
The gradient of opening is 60 ° -70 °, and depth is 1-2mm, and upper and lower groove is by a passage insertion, and passage aperture is 0-3mm,；
When being only capable of one side welding, and clad steel plate thickness of slab is less than 18mm, and a kind of groove e being processed, by upper surface carbon steel base layer
Bevel, the gradient is 60 ° -70 °, and the lower surface to clad steel plate for the short channel connection is arranged at groove bottom, and passage aperture is 0.5-
1.5mm, channel depth is 0.5-1.5mm；
During the welding of clad steel plate angle joint, a kind of groove f being processed, what groove was vertical is opened on clad steel plate angle joint, slope
Spend for 55 ° -65 °, the lower surface to horizontal clad steel plate for the short channel connection is arranged at the bottom of groove f, and passage aperture is 1-3mm；
During the welding of clad steel plate angle joint, a kind of groove g being processed, symmetrical with 45 ° of inclinations is opened in clad steel plate angle
On joint, the gradient is 55 ° -65 °, and the lower surface to carbon steel base layer for the short channel connection, the clad steel of both sides are arranged at the bottom of groove g
The distance of stainless steel composite bed this passage of Edge Distance of plate is 5mm；
Step 4）Cleaning impurity：Clear to mechanically carrying out surface with organic solvent in the range of groove and its each 20mm in both sides
Wash, austenitic stainless steel composite bed applies anti-splashing coating in the range of groove 100mm；
Step 5）Erection welding：Each lamellar components position equipment is put in place, to weld basic unit, cladding back chipping, weldering transition zone, weldering cladding
Order welded, and weld transition zone and weldering cladding all adopt manual arc welding.
5. the manufacture method of the sweet-water tank for high-temperature condensation water according to claim 4, is characterized in that described carbon
The material of base steel layer is Q235, the material of described stainless steel composite bed be 0Cr13 or 1Cr18Ni9Ti or 0Cr18Ni9Ti or
Cr18Ni12Mo2Ti.
6. the manufacture method of the sweet-water tank for high-temperature condensation water according to claim 5, is characterized in that：
Described Q235 and 0Cr13 compound tense, basic unit's solder of use is E4304 or E4315 or E4316, and transition zone solder is
E309-16 or E309-15, cladding solder is E308-16 or E308-15；
Described Q235 and 1Cr18Ni9Ti compound tense, basic unit's solder of use is E4304, and transition zone solder is E309-16, multiple
Layer solder is E347-16；
Described Q235 and 0Cr18Ni9Ti compound tense, basic unit's solder of use is E4315 or E4316, and transition zone solder is
E309-15, cladding solder is E347-15；
Described Q235 and Cr18Ni12Mo2Ti compound tense, basic unit's solder of use is E4304 or E4315 or E4316, transition
Layer solder is E309Mo-16, and cladding solder is E318-16.
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| CN107486685A (en) * | 2017-08-22 | 2017-12-19 | 苏州双金实业有限公司 | A kind of method for being spliced different stainless steel plates |
| CN110026643A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The T-type welding method and T connector of two phase stainless steel and composite plate |
| CN110026644A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The corner connection soldering method and corner connector of composite plate and two phase stainless steel |
| CN110026646A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The corner connection soldering method and corner connector of composite plate |
| CN110026647A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The butt welding method and interfacing part of single side composite plate |
| CN110919217A (en) * | 2019-10-23 | 2020-03-27 | 杭州盈铭深冷真空工程有限公司 | Vacuum container stainless steel composite plate and preparation method thereof |
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| CN107486685A (en) * | 2017-08-22 | 2017-12-19 | 苏州双金实业有限公司 | A kind of method for being spliced different stainless steel plates |
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| CN110026644A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The corner connection soldering method and corner connector of composite plate and two phase stainless steel |
| CN110026646A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The corner connection soldering method and corner connector of composite plate |
| CN110026647A (en) * | 2019-04-10 | 2019-07-19 | 中广核研究院有限公司 | The butt welding method and interfacing part of single side composite plate |
| CN110026644B (en) * | 2019-04-10 | 2021-11-09 | 中广核研究院有限公司 | Angle welding method and angle connector for composite board and duplex stainless steel |
| CN110026646B (en) * | 2019-04-10 | 2021-12-14 | 中广核研究院有限公司 | Fillet welding method for composite plate and fillet welding piece |
| CN110919217A (en) * | 2019-10-23 | 2020-03-27 | 杭州盈铭深冷真空工程有限公司 | Vacuum container stainless steel composite plate and preparation method thereof |
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