CN116460483A - Build-up welding powder, wear-resistant composite board and preparation method - Google Patents
Build-up welding powder, wear-resistant composite board and preparation method Download PDFInfo
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- CN116460483A CN116460483A CN202310636530.4A CN202310636530A CN116460483A CN 116460483 A CN116460483 A CN 116460483A CN 202310636530 A CN202310636530 A CN 202310636530A CN 116460483 A CN116460483 A CN 116460483A
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- 239000000843 powder Substances 0.000 title claims abstract description 79
- 239000002131 composite material Substances 0.000 title claims abstract description 41
- 238000003466 welding Methods 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 40
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910021538 borax Inorganic materials 0.000 claims abstract description 26
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 26
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 26
- 239000004328 sodium tetraborate Substances 0.000 claims abstract description 26
- 235000010339 sodium tetraborate Nutrition 0.000 claims abstract description 26
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 25
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000010436 fluorite Substances 0.000 claims abstract description 24
- 229910000616 Ferromanganese Inorganic materials 0.000 claims abstract description 20
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims abstract description 20
- 229910000861 Mg alloy Inorganic materials 0.000 claims abstract description 20
- 229910000323 aluminium silicate Inorganic materials 0.000 claims abstract description 20
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 claims abstract description 20
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 20
- 239000010439 graphite Substances 0.000 claims abstract description 20
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 claims abstract description 20
- FXNGWBDIVIGISM-UHFFFAOYSA-N methylidynechromium Chemical compound [Cr]#[C] FXNGWBDIVIGISM-UHFFFAOYSA-N 0.000 claims abstract description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 229910052710 silicon Inorganic materials 0.000 claims description 17
- 239000011651 chromium Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 229910052804 chromium Inorganic materials 0.000 claims description 13
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052748 manganese Inorganic materials 0.000 claims description 10
- 239000011572 manganese Substances 0.000 claims description 10
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 9
- 238000005299 abrasion Methods 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910052715 tantalum Inorganic materials 0.000 claims description 8
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052684 Cerium Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052787 antimony Inorganic materials 0.000 claims description 3
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052785 arsenic Inorganic materials 0.000 claims description 3
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052797 bismuth Inorganic materials 0.000 claims description 3
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- 239000010941 cobalt Substances 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052746 lanthanum Inorganic materials 0.000 claims description 3
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 3
- 239000011133 lead Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000010955 niobium Substances 0.000 claims description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 229910052711 selenium Inorganic materials 0.000 claims description 3
- 239000011669 selenium Substances 0.000 claims description 3
- 239000011593 sulfur Substances 0.000 claims description 3
- 229910052714 tellurium Inorganic materials 0.000 claims description 3
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- 239000011135 tin Substances 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 230000003993 interaction Effects 0.000 abstract description 4
- 230000002195 synergetic effect Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 239000013078 crystal Substances 0.000 description 10
- 238000010587 phase diagram Methods 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910001566 austenite Inorganic materials 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 description 4
- 239000011707 mineral Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000004408 titanium dioxide Substances 0.000 description 3
- 229910000967 As alloy Inorganic materials 0.000 description 2
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- -1 M3C Chemical class 0.000 description 1
- 229910006639 Si—Mn Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/32—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C
-
- 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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- 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
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
Abstract
The invention discloses a build-up welding powder, a wear-resistant composite board and a preparation method, wherein the build-up welding powder comprises high-carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax, and the weight percentages are: high carbon chromium powder: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: 3-5%. In the technical scheme of the invention, the components of high-carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax in the formula are synergistic and mutually supported, and the interaction enhances the wear resistance of the wear-resisting plate.
Description
Technical Field
The invention relates to the technical field of surfacing welding powder, in particular to surfacing welding powder, a wear-resistant composite board and a preparation method.
Background
The wear-resistant composite board is characterized in that a steel plate is directly overlaid with a wear-resistant lining board made of high-hardness and high-alloy wear-resistant welding wires or welding powder, compared with the traditional wear-resistant lining board manufactured by dissolution and rolling in a steel mill, the overlaid wear-resistant lining board is produced and then is processed into various wear-resistant lining boards through production processes such as cutting, rolling deformation, punching, welding and the like, for example, a conveyor lining board, a bottom plate/cyclone separator back cone, a lining board, wear-resistant blades and the like, the wear-resistant service life of the wear-resistant composite board can be prolonged by more than 15 times compared with that of a common steel plate, the wear-resistant composite board has the performances of high wear resistance, impact resistance, deformability, weldability and the like, and can be directly processed into processing links such as curling deformation, cutting, punching and the like the steel plate, and processed into engineering parts so as to meet the requirement of wear-resistant industrial and mining, but the problem of poor wear-resistant performance of the wear-resistant board produced by the conventional welding powder.
Disclosure of Invention
The invention mainly aims to provide surfacing welding powder, and aims to solve the problem that an existing wear-resistant plate produced by using the surfacing welding powder is poor in wear resistance.
In order to achieve the aim, the surfacing welding powder provided by the invention comprises high-carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax, and the weight percentages are as follows: high carbon chromium powder: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: 3-5%.
Preferably, the high-carbon chromium powder comprises the following components in percentage by weight: more than or equal to 60 percent, more than or equal to 8 percent of C, less than or equal to 3 percent of Si, less than or equal to 0.03 percent of P and less than or equal to 0.03 percent of S.
Preferably, the alloy comprises high-carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax, and the weight percentages are: high carbon chromium powder: 81%, graphite: 5 percent of aluminum magnesium alloy: 0.3 percent of ferrosilicon powder: 0.7%, aluminosilicate: 0.3 percent of ferromanganese powder: 0.4 percent of nickel powder: 3%, rutile: 2.3%, fluorite: 3% and borax: 4%.
A wear resistant composite panel comprising a substrate and a weld overlay welded to the surface of the substrate, the weld overlay being made using any of the above-described stacks to weld onto the substrate.
Preferably, the composition comprises carbon, chromium, manganese, iron, nickel, molybdenum, titanium, vanadium, silicon, phosphorus, sulfur, aluminum, cobalt, copper, niobium, tungsten, lead, tin, magnesium, arsenic, zirconium, bismuth, calcium, cerium, antimony, selenium, tellurium, tantalum, boron, zinc and lanthanum.
Preferably, the wear-resistant composite board has the specification of (6+4) mm, and when the base material is SSAB100, the wear-resistant composite board comprises the following components and the content ranges of carbon (4-5%), chromium (25-29%), manganese (1-1.5%), iron (60-70%), nickel (0.15-0.18%), titanium (0.015-0.017%), silicon (0.5-0.55%) and tantalum (0.22-0.26%).
Preferably, the hardness is in the range of 58-60HRc and the wear weight of the wear layer is less than 0.22g at a test time of 45 minutes in the wear test.
The preparation method of the wear-resistant composite board comprises the following steps:
pretreating a lining board base material;
the high-carbon chromium powder comprises the following components in percentage by weight: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: preparing welding powder in a proportion of 3-5%;
the welding powder is added in the surfacing process through an adjustable speed powder feeding mechanism in the full-automatic multi-head welding plate platform, and a surfacing layer is welded on a base material in a manner of surfacing and welding powder adding.
In the technical scheme of the invention, the high-carbon chromium powder in the formula is used for adding chromium element, the strength of the surfacing layer can be enhanced by adding chromium, and the graphite in the formula is used for supplementing the rest carbon; the aluminum magnesium alloy in the formula is an excellent deoxidizer, and protects the welding arc and the molten pool from oxidation; the ferrosilicon powder in the formula and the additive used for adding a small amount of silicon further improve the wear resistance of the surfacing layer, and the combination of Si and Cr elements can also improve the corrosion resistance and oxidation resistance and can be used as an alloy element to improve the heat resistance; the aluminosilicate in the formula is an inorganic substance, and the molecular formula is xAl2O3.ySiO2. The appearance is colorless crystal; the ferromanganese powder in the formula is used for adding manganese element, and manganese can increase the strength and toughness of steel, is an element for strongly stabilizing austenite, can effectively reduce the decomposition speed of austenite, improve the impact toughness and bonding strength of a surfacing layer base material, reduce the brittleness of a surfacing layer, realize combined deoxidation and desulfurization of Si and Mn element, reduce the tendency of generating hot cracks, and is beneficial to improving the low-temperature toughness of steel; nickel powder, nickel as one kind of solid solution strengthening agent,the titanium dioxide is pure titanium dioxide, generally contains more than 95% of titanium, is used for adding titanium element, and can promote NbC dispersion distribution due to high nucleation temperature besides high wear resistance, so that grains are further improved and refined, and the impact resistance of the surfacing metal is improved; fluorite (Fluorite) in the formula is also called Fluorite. A mineral which is more common in nature, the main component of which is calcium fluoride (CaF 2 ) The method comprises the steps of carrying out a first treatment on the surface of the Borax in the formula is borate Borax family mineral Borax box, oxide adhered to the surface of metal is removed when the Borax is heated together with the metal, and the wear resistance of the wear-resisting plate can be enhanced through the synergistic effect and mutual support of various substances and interaction by optimizing the mass percentage and the use amount of each component in the formula and optimizing the reasonable range of the use amount of each component.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a method for preparing a wear-resistant composite board according to the present invention.
Fig. 2 is a graph showing the abrasion test results of the abrasion-resistant composite plate in the invention.
FIG. 3 is a schematic diagram of the composition and content of a first embodiment of a wear resistant composite panel (gauge (6+4) mm) according to the present invention.
FIG. 4 is a schematic diagram of the composition and content of a second embodiment of a wear resistant composite panel (gauge (6+4) mm) according to the present invention.
Fig. 5 is a crystal phase diagram of an embodiment three of a wear resistant composite plate of the present invention (gauge (6+4) mm).
FIG. 6 is a crystal phase diagram of a fourth embodiment of a wear resistant composite plate of the present invention (gauge (6+4) mm).
FIG. 7 is a crystal phase diagram of a fifth embodiment of a wear resistant composite plate (6+4 mm gauge) according to the present invention.
FIG. 8 is a crystal phase diagram of a sixth embodiment of a wear resistant composite plate of the present invention (gauge (6+4) mm).
Fig. 9 is a crystal phase diagram of a seventh embodiment of a wear resistant composite plate of the present invention (gauge (4+4) mm).
FIG. 10 is a schematic diagram of the composition and content of an embodiment eight of a wear resistant composite panel of the present invention (gauge (4+4) mm).
FIG. 11 is a crystal phase diagram of an embodiment nine of a wear resistant composite plate of the present invention (gauge (4+4) mm).
Fig. 12 is a crystal phase diagram of an embodiment ten of a wear resistant composite plate of the present invention (gauge (4+4) mm).
FIG. 13 is a crystal phase diagram of an eleventh embodiment of a wear resistant composite panel of the present invention (gauge (4+4) mm).
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
Referring to fig. 1-13, the invention provides a build-up welding powder, which comprises high carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax, and the weight percentages are: high carbon chromium powder: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: 3-5%.
In the technical scheme of the invention, the high-carbon chromium powder in the formula is used for adding chromium element, and the strength of the overlay can be increased by adding chromium; the graphite in the formula is used for supplementing the balance carbon; the aluminum magnesium alloy in the formula is an excellent deoxidizer, and protects the welding arc and the molten pool from oxidation; the ferrosilicon powder in the formula and the additive used for adding a small amount of silicon further improve the wear resistance of the overlay welding layer, and the combination of Si and Cr elements can also improve the corrosion resistanceAnd oxidation resistance, can be used as alloy element to improve heat resistance; the aluminosilicate in the formula is an inorganic substance, and the molecular formula is xAl2O3.ySiO2. The appearance is colorless crystal; the ferromanganese powder in the formula is used for adding manganese element, and manganese can increase the strength and toughness of steel, is an element for strongly stabilizing austenite, can effectively reduce the decomposition speed of austenite, improve the impact toughness and bonding strength of a surfacing layer base material, reduce the brittleness of a surfacing layer, realize combined deoxidation and desulfurization of Si and Mn element, reduce the tendency of generating hot cracks, and is beneficial to improving the low-temperature toughness of steel; the nickel powder, nickel a solid solution strengthening agent, is also a better hardenability additive, can effectively improve the rutile in the low-temperature performance formula of steel to be purer titanium dioxide, generally contains more than 95% titanium for adding titanium element, and besides the carbide formed in the surfacing metal has high wear resistance, the carbide has high nucleation temperature to promote NbC dispersion distribution, further improve and refine grains and improve the impact resistance of the surfacing metal; fluorite (Fluorite) in the formula is also called Fluorite. A mineral which is more common in nature, the main component of which is calcium fluoride (CaF 2 ) The method comprises the steps of carrying out a first treatment on the surface of the Borax in the formula is borate Borax family mineral Borax, and oxides attached to the surface of metal can be removed when the Borax is heated together with the metal; the formulation is used for surfacing welding and other modes on the surface of a steel workpiece and the workpiece to be repaired, and the innovation core is that the mass percentage and the consumption of each component of the formulation are given, the reasonable range of the consumption of each component is optimized, the formulation is the result of the synergistic effect and the mutual support of various substances, the addition of one of the substances plays a key role, and the interaction can enhance the wear resistance of the wear-resisting plate.
In another embodiment of the present invention, the high carbon chromium powder comprises the following components in proportion: more than or equal to 60 percent, more than or equal to 8 percent of C, less than or equal to 3 percent of Si, less than or equal to 0.03 percent of P and less than or equal to 0.03 percent of S.
Specifically, cr is provided by the high-carbon chromium powder, so that the pitting potential of the steel is improved, a passivation film is promoted to be formed on the surface of the steel, the sensitivity of the steel to pitting is reduced, and the wear resistance of the steel is improved; meanwhile, the hardenability of the steel is increased, and the steel forms a plurality of carbides such as M3C, M7C3, M23C6 and the like with C, has precipitation strengthening effect, and is beneficial to improving the strength, hardness and wear resistance of the steel
In yet another embodiment of the present invention, high carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax are included in weight percent: high carbon chromium powder: 81%, graphite: 5 percent of aluminum magnesium alloy: 0.3 percent of ferrosilicon powder: 0.7%, aluminosilicate: 0.3 percent of ferromanganese powder: 0.4 percent of nickel powder: 3%, rutile: 2.3%, fluorite: 3% and borax: 4%.
A wear resistant composite board comprising a substrate and a weld overlay welded to the surface of the substrate, the weld overlay being made by welding the weld overlay to the substrate using a weld stack according to any one of the preceding claims.
In yet another embodiment of the present invention, the abrasion resistant composite panel comprises the following components carbon, chromium, manganese, iron, nickel, molybdenum, titanium, vanadium, silicon, phosphorus, sulfur, aluminum, cobalt, copper, niobium, tungsten, lead, tin, magnesium, arsenic, zirconium, bismuth, calcium, cerium, antimony, selenium, tellurium, tantalum, boron, zinc, and lanthanum.
Specifically, manganese, chromium, carbon and other elements are used as hardening agents to prevent lattice dislocation slip of iron atoms, si is combined with Cr element, corrosion resistance and oxidation resistance can be improved, and the alloy can be used as alloy element to improve heat resistance; si and Mn element realize Si-Mn combined deoxidation and desulfurization, reduce the tendency of generating hot cracks, and are beneficial to improving the low-temperature toughness of steel.
Specifically, the specification types of the substrate and the build-up layer welded to the surface of the substrate include (4.5+4.5) mm, (5+3) mm, (6+4) mm, (6+6) mm, (8+3) mm, (8+5) mm, (8+8) mm, (10+6) mm, (10+10) mm, (10+12) mm and (8+12) mm.
Referring to fig. 3-9, in still another embodiment of the present invention, the abrasion-resistant composite board has a specification of (6+4) mm, and the base material is SSAB100, and comprises the following components and their contents ranges of carbon (4-5%), chromium (25-29%), manganese (1-1.5%), iron (60-70%), nickel (0.15-0.18%), titanium (0.015-0.017%), silicon (0.5-0.55%), and tantalum (0.22-0.26%).
Specifically, the wear-resistant composite board with the specification of (6+4) mm is formed by adopting open arc surfacing when the base material is SSAB 100.
In yet another embodiment of the present invention, the hardness ranges from 58 to 60HRc and the wear weight of the wear layer is less than 0.22g at a test time of 45 minutes in the wear test.
In yet another embodiment of the present invention, the hardness range is 59HRc and the wear weight of the wear layer is 0.21g at a test time of 45 minutes in the wear test.
Referring to fig. 10-13, in still another embodiment of the present invention, the wear-resistant composite board has a specification of (4+4) mm, and when the substrate is SSAB100, the wear-resistant composite board comprises the following components and the content ranges thereof are carbon (3.6-4%), chromium (23-24%), manganese (1-1.5%), iron (60-72%), nickel (0.12-0.15%), titanium (0.01-0.017%), silicon (0.5-0.55%), and tantalum (0.22-0.26%).
Referring to fig. 9-13, in still another embodiment of the present invention, the abrasion-resistant composite board has a specification of (4+4) mm, and when the base material is SSAB100, the abrasion-resistant composite board comprises the following components and the content ranges thereof are carbon (3.9%), chromium (23%), manganese (1.36%), iron (70%), nickel (0.127%), titanium (0.0111%), silicon (0.528%) and tantalum (0.22%).
Specifically, the wear-resistant composite board with the specification of (4+4) mm is formed by adopting open arc surfacing when the base material is SSAB 100.
The preparation method of the wear-resistant composite board is characterized by comprising the following steps of:
pretreating a lining board base material;
the high-carbon chromium powder comprises the following components in percentage by weight: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: preparing welding powder in a proportion of 3-5%;
the welding powder is added in the surfacing process through an adjustable speed powder feeding mechanism in the full-automatic multi-head welding plate platform, and a surfacing layer is welded on a base material in a manner of surfacing and welding powder adding.
The foregoing description of the preferred embodiments of the present invention should not be construed as limiting the scope of the invention, but rather utilizing equivalent structural changes made in the present invention description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (8)
1. The surfacing welding powder is characterized by comprising high-carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite and borax in percentage by weight: high carbon chromium powder: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: 3-5%.
2. The build-up welding powder as defined in claim 1, wherein the high carbon chromium powder comprises the following components in proportion: more than or equal to 60 percent, more than or equal to 8 percent of C, less than or equal to 3 percent of Si, less than or equal to 0.03 percent of P and less than or equal to 0.03 percent of S.
3. The overlay welding powder as recited in claim 1, comprising high carbon chromium powder, graphite, aluminum magnesium alloy, ferrosilicon powder, aluminosilicate, ferromanganese powder, nickel powder, rutile, fluorite, and borax, in weight percent: high carbon chromium powder: 81%, graphite: 5 percent of aluminum magnesium alloy: 0.3 percent of ferrosilicon powder: 0.7%, aluminosilicate: 0.3 percent of ferromanganese powder: 0.4 percent of nickel powder: 3%, rutile: 2.3%, fluorite: 3% and borax: 4%.
4. A wear resistant composite board comprising a substrate and a build-up layer welded to the surface of the substrate, the build-up layer being produced by build-up welding the build-up layer to the substrate using the stack of any one of claims 1 to 3.
5. The wear resistant composite plate of claim 4 comprising the following components carbon, chromium, manganese, iron, nickel, molybdenum, titanium, vanadium, silicon, phosphorus, sulfur, aluminum, cobalt, copper, niobium, tungsten, lead, tin, magnesium, arsenic, zirconium, bismuth, calcium, cerium, antimony, selenium, tellurium, tantalum, boron, zinc, and lanthanum.
6. The abrasion-resistant composite board according to claim 5, wherein the abrasion-resistant composite board has a specification of (6+4) mm, and when the base material is SSAB100, the abrasion-resistant composite board comprises the following components and the content ranges thereof are carbon (4-5%), chromium (25-29%), manganese (1-1.5%), iron (60-70%), nickel (0.15-0.18%), titanium (0.015-0.017%), silicon (0.5-0.55%), and tantalum (0.22-0.26%).
7. A wear resistant composite plate in accordance with claim 6, wherein said hardness is in the range of 58-60HRc and the wear weight of the wear resistant layer is less than 0.22g at a test time of 45 minutes in the wear test.
8. The preparation method of the wear-resistant composite board is characterized by comprising the following steps of:
pretreating a lining board base material;
the high-carbon chromium powder comprises the following components in percentage by weight: 75-82%, graphite: 2-5 percent of aluminum magnesium alloy: 0.1-0.5%, ferrosilicon powder: 0.6-0.8%, aluminosilicate: 0.3-0.4 percent of ferromanganese powder: 0.4-0.5%, nickel powder: 2-4%, rutile: 1-2%, fluorite: 2-3%, borax: preparing welding powder in a proportion of 3-5%;
the welding powder is added in the surfacing process through an adjustable speed powder feeding mechanism in the full-automatic multi-head welding plate platform, and a surfacing layer is welded on a base material in a manner of surfacing and welding powder adding.
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