CN109371267A - Metal strip material with conductive and super-corrosion-resistant functions and preparation method thereof - Google Patents
Metal strip material with conductive and super-corrosion-resistant functions and preparation method thereof Download PDFInfo
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- CN109371267A CN109371267A CN201811547878.1A CN201811547878A CN109371267A CN 109371267 A CN109371267 A CN 109371267A CN 201811547878 A CN201811547878 A CN 201811547878A CN 109371267 A CN109371267 A CN 109371267A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 61
- 239000002184 metal Substances 0.000 title claims abstract description 55
- 239000000463 material Substances 0.000 title claims abstract description 31
- 238000005260 corrosion Methods 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 230000007797 corrosion Effects 0.000 claims abstract description 9
- 238000000137 annealing Methods 0.000 claims description 22
- 229910001080 W alloy Inorganic materials 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 15
- 238000005255 carburizing Methods 0.000 claims description 13
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 13
- 238000007254 oxidation reaction Methods 0.000 claims description 13
- 238000005554 pickling Methods 0.000 claims description 13
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 238000003723 Smelting Methods 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 12
- 238000005096 rolling process Methods 0.000 claims description 12
- 229910052721 tungsten Inorganic materials 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 150000004767 nitrides Chemical class 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 239000011733 molybdenum Substances 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 239000010955 niobium Substances 0.000 claims description 6
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 229910052709 silver Inorganic materials 0.000 claims description 6
- 239000004332 silver Substances 0.000 claims description 6
- 229910052715 tantalum Inorganic materials 0.000 claims description 6
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 239000010936 titanium Substances 0.000 claims description 6
- 239000010937 tungsten Substances 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims description 6
- 229910052726 zirconium Inorganic materials 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 150000001721 carbon Chemical group 0.000 claims description 3
- 238000010000 carbonizing Methods 0.000 claims description 3
- 150000001875 compounds Chemical group 0.000 claims description 3
- 230000008030 elimination Effects 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 claims description 3
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005121 nitriding Methods 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- 238000002791 soaking Methods 0.000 claims description 3
- 229910002058 ternary alloy Inorganic materials 0.000 claims description 3
- 230000008646 thermal stress Effects 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 150000002927 oxygen compounds Chemical class 0.000 claims 1
- 150000003839 salts Chemical class 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 4
- 239000007921 spray Substances 0.000 abstract description 3
- 239000003513 alkali Substances 0.000 abstract description 2
- 229910000510 noble metal Inorganic materials 0.000 abstract description 2
- 229910000851 Alloy steel Inorganic materials 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/04—Alloys based on tungsten or molybdenum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/20—Carburising
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/24—Nitriding
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Abstract
The invention relates to the technical field of alloy steel materials, in particular to a metal strip material with both electric conduction and super corrosion resistance functions and a preparation method thereof. The metal strip material with the functions of electric conduction and super corrosion resistance and the preparation method thereof have good ductility on the premise of no addition of noble metal, and simultaneously have good electric conduction performance and excellent acid and alkali resistance and salt spray corrosion resistance, so that the metal strip can be well applied without any surface protection measures, and has the characteristics of long service life and low cost.
Description
Technical field
The present invention relates to new material technology fields, especially a kind of to have both conductive and super anti-corrosion function sheet metal strip material
And preparation method thereof.
Background technique
For metal material, the aseptic technic of material is always a crucial skill of Material Field staff research
Art, and corrosion-resistant main means are all to increase material means by coat etc. to material surface at present, coat one layer of noble metal, nothing
Machine object or organic matter reach corrosion-resistant purpose because being all increasing material manufacturing, manufacturing process itself can it is comparatively laborious and
Trouble, while some processing technique costs in contrast can be relatively high, and be erosion resistant coating the problem of most critical and using one section
The problem of will appear removing failure after time.In view of the foregoing, the present invention proposes that one kind has both conductive and super anti-corrosion function
Sheet metal strip material and preparation method thereof, preparation process directly binds with raw material metal preparation process, can directly prepare
Final finished out, finished product no longer needs to do any surface treatment means and achieve that meet various application environments, while can meet work
The mouldings such as punching press, bending requirement, material itself have excellent acid and alkali resistance and salt air corrosion ability in journey, are provided simultaneously with good
Electric conductivity, material compatibility is extensive, and manufacturing cost is low.
Summary of the invention
In order to overcome the shortcomings of existing sheet metal strip, conductive and super anti-corrosion function gold is had both the present invention provides a kind of
Belong to strip material and preparation method thereof, tungsten powder and auxiliary powder are milled by mixing, melting, rolling, annealing, pickling drying,
Plasma oxidation or the technique of carburizing or nitridation, annealing are made.
The technical solution adopted by the present invention to solve the technical problems is: a kind of to have both conductive and super anti-corrosion function metal
Strip material, have both conductive and super anti-corrosion function sheet metal strip material by the nickel of 2wt%-80wt% tungsten powder and 20wt%-98%,
One of molybdenum, vanadium, chromium, zirconium, tantalum, aluminium, niobium, silver, titanium, boron or two kinds of auxiliary powders are milled by mixing, melting, are rolled, moved back
The technique of fire, pickling drying, plasma oxidation or carburizing or nitridation, annealing is made.
Further, described to be somebody's turn to do including a kind of preparation method for having both conductive and super anti-corrosion function sheet metal strip material
The step of preparation method are as follows:
(1) mixing is milled: the auxiliary powder of 2wt%-80wt% tungsten powder and 20wt%-98wt% being added in mill mixer and mixed
It closes, using silicon nitride abrading-ball, mixes 1-3 hours;
(2) melting: taking out mixed mixture and be put into smelting furnace and carry out melting, and when melting is passed through argon gas and is protected, with
Miscellaneous gas is excluded, smelting furnace smelting temperature is 2000 DEG C -3000 DEG C, by being cooled into ingot casting after smelting furnace;
(3) it rolls: ingot casting being demoulded, and ingot casting is transferred in roll mill, 800 DEG C -1000 DEG C of rolling temperature, in the work of roll
Under, ingot casting repeat-rolling is formed into metal tape, metal tape is with a thickness of 0.05mm-1mm;
(4) it anneals: the metal tape after rolling being put into annealing furnace and carries out annealing elimination thermal stress, 400 DEG C -700 of annealing temperature
DEG C, soaking time 1h-3h;
(5) pickling is dried: the metal tape after annealing being carried out pickling, scale removal simultaneously carries out polishing drying;
(6) plasma carbonizing or oxidation or nitridation: the metal tape after pickling is put into Plasma heat teratment furnace, progress is worked as
When carburizing process, the carbon elements gas such as methane, acetylene is passed through in plasma heating furnace body heat treatment furnace, be passed through gas carbon atom with
Metal component atomic ratio be 1:1-2:1, carburizing temperature be 600 DEG C -1000 DEG C, plasma furnace bias be -400V to -
Tungsten alloy carbide is made in 700V, time 1h-6h;When carrying out oxidation process, be passed through oxygen in plasma furnace, oxygen with
Metal component atomic ratio is 1:2-2:1, and oxidizing temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V to -700V, when
Between 1h-6h, be made tungsten alloy oxide;When carrying out nitridation process, nitrogen, nitrogen and metal component are passed through in plasma furnace
Atomic ratio is 1:1-3:1, and nitriding temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V extremely -700V, time 0.5h-
Tungsten alloy nitride is made in 6h;
(7) anneal: the metal tape after oxidation or carburizing or nitridation be put into annealing furnace and anneal, be made have both it is conductive and super
The sheet metal strip material of anti-corrosion function, have both conductive and super anti-corrosion function sheet metal strip oxide layer on surface of material or carburized layer or
Nitride thickness is 2um-100um.
Further, the compound form including tungsten alloy oxide or tungsten alloy carbide or tungsten alloy nitride is WO3
(Me1 xMe2 1-x)O2Or W and (Me1 xMe2 1-x) C or W and (Me1 xMe2 1-x) N or W and MeBN, wherein Me1With Me2Represent nickel, molybdenum,
One of vanadium, chromium, zirconium, tantalum, aluminium, niobium, silver, titanium, the binary formed when X is equal to 0 and 1 for tungsten and a kind of metallic element are closed
Gold, the ternary alloy three-partalloy formed as 0 < X < 1 for tungsten and two kinds of metallic elements.
The invention has the advantages that it is of the invention it is a kind of have both conductive and super anti-corrosion function sheet metal strip material and its
Preparation method, non precious metal addition under the premise of can have good extension characteristics, be provided simultaneously with good electric conductivity with
Excellent acid and alkali-resistance and salt air corrosion performance, therefore the sheet metal strip can be transported well without doing any surface protection
With having long service life, feature at low cost.
Specific embodiment
It is a kind of to have both conductive and super anti-corrosion function sheet metal strip material, the sheet metal strip by 2wt%-80wt% tungsten powder and
One of the nickel of 20wt%-98%, molybdenum, vanadium, chromium, zirconium, tantalum, aluminium, niobium, silver, titanium, boron or two kinds of auxiliary powders are ground by mixing
The processing technology of mill, melting, rolling, annealing, pickling drying, plasma oxidation or carburizing or nitridation, annealing is made.
A kind of the step of preparation method having both conductive and super anti-corrosion function sheet metal strip material, the described preparation method
Are as follows:
(1) mixing is milled: the auxiliary powder of 2wt%-80wt% tungsten powder and 20wt%-98wt% being added in mill mixer and mixed
It closes, using silicon nitride abrading-ball, mixes 1-3 hours;
(2) melting: taking out mixed mixture and be put into smelting furnace and carry out melting, and when melting is passed through argon gas and is protected, with
Miscellaneous gas is excluded, smelting furnace smelting temperature is 2000 DEG C -3000 DEG C, by being cooled into ingot casting after smelting furnace;
(3) it rolls: ingot casting being demoulded, and ingot casting is transferred in roll mill, 800 DEG C -1000 DEG C of rolling temperature, in the work of roll
Under, ingot casting repeat-rolling is formed into metal tape, metal tape is with a thickness of 0.05mm-1mm;
(4) it anneals: the metal tape after rolling being put into annealing furnace and carries out annealing elimination thermal stress, 400 DEG C -700 of annealing temperature
DEG C, soaking time 1h-3h;
(5) pickling is dried: the metal tape after annealing being carried out pickling, scale removal simultaneously carries out polishing drying;
(6) plasma carbonizing or oxidation or nitridation: the metal tape after pickling is put into Plasma heat teratment furnace, progress is worked as
When carburizing process, the carbon elements gas such as methane, acetylene is passed through in plasma heating furnace body heat treatment furnace, be passed through gas carbon atom with
Metal component atomic ratio be 1:1-2:1, carburizing temperature be 600 DEG C -1000 DEG C, plasma furnace bias be -400V to -
Tungsten alloy carbide is made in 700V, time 1h-6h;When carrying out oxidation process, be passed through oxygen in plasma furnace, oxygen with
Metal component atomic ratio is 1:2-2:1, and oxidizing temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V to -700V, when
Between 1h-6h, be made tungsten alloy oxide;When carrying out nitridation process, nitrogen, nitrogen and metal component are passed through in plasma furnace
Atomic ratio is 1:1-3:1, and nitriding temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V extremely -700V, time 0.5h-
Tungsten alloy nitride is made in 6h;
(7) anneal: the metal tape after oxidation or carburizing or nitridation be put into annealing furnace and anneal, be made have both it is conductive and super
The sheet metal strip material of anti-corrosion function, have both conductive and super anti-corrosion function sheet metal strip oxide layer on surface of material or carburized layer or
Nitride thickness is 2um-100um.
The compound form of tungsten alloy oxide or tungsten alloy carbide or tungsten alloy nitride is WO3(Me1 xMe2 1-x)O2
Or W and (Me1 xMe2 1-x) C or W and (Me1 xMe2 1-x) N or W and MeBN, wherein Me1With Me2Represent nickel, molybdenum, vanadium, chromium, zirconium, tantalum,
One of aluminium, niobium, silver, titanium, the bianry alloy formed when X is equal to 0 and 1 for tungsten and a kind of metallic element are as 0 < X < 1
The ternary alloy three-partalloy that tungsten and two kinds of metallic elements are formed.
Specific embodiment 1: under 0.6MPa pressure test, the contact resistance 2m Ω cm of sheet metal strip and carbon paper2-15m
Ω•cm2;Potentiodynamic polarization test is carried out using electrochemical workstation, test environment is that 0.1ppmHF acid is mixed with sulfuric acid
At the solution of PH=3,80 DEG C of test temperature, potential test range is 0.5V-1.2V, the corrosion electric current density in 0.6V is 6 ×
10-6A/cm2-8×10-7A/cm2.Salt spray test is carried out to band using salt spray test chamber, test is referring to GB/T10125-1997
Standard executes, testing time -200h for 24 hours, the corrosion-free phenomenon in test result band surface, and the band of preparation has excellent anti-corrosion
Performance and good electric conductivity.
Described above to be merely exemplary for the purpose of the present invention, and not restrictive, those of ordinary skill in the art understand,
In the case where not departing from spirit and scope as defined in the appended claims, many modifications, variation or equivalent can be made, but all
It will fall within the scope of protection of the present invention.
Claims (3)
1. a kind of have both conductive and super anti-corrosion function sheet metal strip material, characterized in that conductive super corrosion resistant metal band by
One of the nickel of 2wt%-80wt% tungsten powder and 20wt%-98%, molybdenum, vanadium, chromium, zirconium, tantalum, aluminium, niobium, silver, titanium, boron or two kinds of auxiliary
Powder milled by mixing, melting, rolling, annealing, pickling drying, plasma oxidation or carburizing or nitridation, annealing processing
Technique is made.
2. a kind of preparation method for having both conductive and super anti-corrosion function sheet metal strip material, characterized in that the described preparation side
The step of method are as follows:
(1) mixing is milled: the auxiliary powder of 2wt%-80wt% tungsten powder and 20wt%-98wt% being added in mill mixer and mixed
It closes, using silicon nitride abrading-ball, mixes 1-3 hours;
(2) melting: taking out mixed mixture and be put into smelting furnace and carry out melting, and when melting is passed through argon gas and is protected, with
Miscellaneous gas is excluded, smelting furnace smelting temperature is 2000 DEG C -3000 DEG C, by being cooled into ingot casting after smelting furnace;
(3) it rolls: ingot casting being demoulded, and ingot casting is transferred in roll mill, 800 DEG C -1000 DEG C of rolling temperature, in the work of roll
Under, ingot casting repeat-rolling is formed into metal tape, metal tape is with a thickness of 0.05mm-1mm;
(4) it anneals: the metal tape after rolling being put into annealing furnace and carries out annealing elimination thermal stress, 400 DEG C -700 of annealing temperature
DEG C, soaking time 1h-3h;
(5) pickling is dried: the metal tape after annealing being carried out pickling, scale removal simultaneously carries out polishing drying;
(6) plasma carbonizing or oxidation or nitridation: the metal tape after pickling is put into Plasma heat teratment furnace, progress is worked as
When carburizing process, the carbon elements gas such as methane, acetylene is passed through in plasma heating furnace body heat treatment furnace, be passed through gas carbon atom with
Metal component atomic ratio be 1:1-2:1, carburizing temperature be 600 DEG C -1000 DEG C, plasma furnace bias be -400V to -
Tungsten alloy carbide is made in 700V, time 1h-6h;When carrying out oxidation process, be passed through oxygen in plasma furnace, oxygen with
Metal component atomic ratio is 1:2-2:1, and oxidizing temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V to -700V, when
Between 1h-6h, be made tungsten alloy oxide;When carrying out nitridation process, nitrogen, nitrogen and metal component are passed through in plasma furnace
Atomic ratio is 1:1-3:1, and nitriding temperature is 200 DEG C -500 DEG C, and plasma furnace bias is -400V extremely -700V, time 0.5h-
Tungsten alloy nitride is made in 6h;
(7) anneal: the metal tape after oxidation or carburizing or nitridation be put into annealing furnace and anneal, be made have both it is conductive and super
The sheet metal strip material of anti-corrosion function, have both conductive and super anti-corrosion function sheet metal strip oxide layer on surface of material or carburized layer or
Nitride thickness is 2um-100um.
3. a kind of preparation method for having both conductive and super anti-corrosion function sheet metal strip material, characterized in that the tungsten alloy oxygen
Compound or the compound form of tungsten alloy carbide or tungsten alloy nitride are WO3(Me1 xMe2 1-x)O2Or W and (Me1 xMe2 1-x)C
Or W and (Me1 xMe2 1-x) N or W and MeBN, wherein Me1With Me2Represent nickel, molybdenum, vanadium, chromium, zirconium, tantalum, aluminium, niobium, silver, one in titanium
Kind, the bianry alloy formed when X is equal to 0 and 1 for tungsten and a kind of metallic element is tungsten and two kinds of metallic elements as 0 < X < 1
The ternary alloy three-partalloy of formation.
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CN111593245A (en) * | 2020-06-30 | 2020-08-28 | 西北有色金属研究院 | Solid solution type tungsten-based alloy and preparation method thereof |
CN112063894A (en) * | 2020-08-13 | 2020-12-11 | 中南大学 | Method for preparing precipitation-strengthened high-entropy alloy by spark plasma sintering |
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CN107195920A (en) * | 2017-06-15 | 2017-09-22 | 常州翊迈新材料科技有限公司 | Coating material with both conductive and corrosion-resistant functions for fuel cell |
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CN101514413A (en) * | 2009-04-03 | 2009-08-26 | 西北有色金属研究院 | Preparing method of nickel tungsten base band used for coated conductor |
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