FR2466512A1 - Composition pour le revetement de metaux ferreux par diffusion - Google Patents
Composition pour le revetement de metaux ferreux par diffusion Download PDFInfo
- Publication number
- FR2466512A1 FR2466512A1 FR7924318A FR7924318A FR2466512A1 FR 2466512 A1 FR2466512 A1 FR 2466512A1 FR 7924318 A FR7924318 A FR 7924318A FR 7924318 A FR7924318 A FR 7924318A FR 2466512 A1 FR2466512 A1 FR 2466512A1
- Authority
- FR
- France
- Prior art keywords
- powder
- boron
- diffusion layer
- aluminum oxide
- titanium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 title claims abstract description 185
- 229910052796 boron Inorganic materials 0.000 title claims abstract description 141
- 229910052719 titanium Inorganic materials 0.000 title claims abstract description 133
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 116
- 229910052750 molybdenum Inorganic materials 0.000 title claims abstract description 112
- -1 ferrous metals Chemical class 0.000 title claims abstract description 104
- 238000000576 coating method Methods 0.000 title claims abstract description 63
- 239000011248 coating agent Substances 0.000 title claims abstract description 61
- 239000000843 powder Substances 0.000 title claims description 272
- 238000009792 diffusion process Methods 0.000 title claims description 266
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims description 182
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 title claims description 155
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims description 151
- 239000010936 titanium Substances 0.000 title claims description 132
- 239000011651 chromium Substances 0.000 title claims description 115
- 239000011733 molybdenum Substances 0.000 title claims description 111
- 229910052751 metal Inorganic materials 0.000 title claims description 68
- 239000002184 metal Substances 0.000 title claims description 68
- 230000007797 corrosion Effects 0.000 title abstract description 100
- 238000005260 corrosion Methods 0.000 title abstract description 100
- 239000000126 substance Substances 0.000 title abstract description 6
- 239000000203 mixture Substances 0.000 claims description 213
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 180
- 150000002739 metals Chemical class 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract description 84
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 abstract description 80
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract description 43
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract description 41
- 235000011152 sodium sulphate Nutrition 0.000 abstract description 41
- 229910001629 magnesium chloride Inorganic materials 0.000 abstract description 40
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract description 4
- 150000003839 salts Chemical class 0.000 abstract description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 abstract 2
- 239000007832 Na2SO4 Substances 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 312
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 216
- 239000002245 particle Substances 0.000 description 120
- 235000019270 ammonium chloride Nutrition 0.000 description 107
- 239000004615 ingredient Substances 0.000 description 103
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 82
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 78
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 76
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 72
- 238000000034 method Methods 0.000 description 71
- 229910052799 carbon Inorganic materials 0.000 description 68
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 63
- 238000010438 heat treatment Methods 0.000 description 44
- 239000011780 sodium chloride Substances 0.000 description 44
- 239000010935 stainless steel Substances 0.000 description 44
- 229910001220 stainless steel Inorganic materials 0.000 description 44
- 239000008240 homogeneous mixture Substances 0.000 description 43
- XZXYQEHISUMZAT-UHFFFAOYSA-N 2-[(2-hydroxy-5-methylphenyl)methyl]-4-methylphenol Chemical compound CC1=CC=C(O)C(CC=2C(=CC=C(C)C=2)O)=C1 XZXYQEHISUMZAT-UHFFFAOYSA-N 0.000 description 42
- 229940107816 ammonium iodide Drugs 0.000 description 42
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 description 41
- 229910001626 barium chloride Inorganic materials 0.000 description 40
- 229910000027 potassium carbonate Inorganic materials 0.000 description 38
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 38
- 235000017557 sodium bicarbonate Nutrition 0.000 description 38
- 229910000029 sodium carbonate Inorganic materials 0.000 description 38
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 37
- 229910052939 potassium sulfate Inorganic materials 0.000 description 37
- 235000011151 potassium sulphates Nutrition 0.000 description 37
- 229910052759 nickel Inorganic materials 0.000 description 36
- 238000002441 X-ray diffraction Methods 0.000 description 34
- SWLVFNYSXGMGBS-UHFFFAOYSA-N ammonium bromide Chemical compound [NH4+].[Br-] SWLVFNYSXGMGBS-UHFFFAOYSA-N 0.000 description 34
- 229910001018 Cast iron Inorganic materials 0.000 description 30
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 28
- 229910000831 Steel Inorganic materials 0.000 description 23
- 239000010959 steel Substances 0.000 description 23
- 238000004898 kneading Methods 0.000 description 19
- 229910000851 Alloy steel Inorganic materials 0.000 description 18
- 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 description 18
- 229910052710 silicon Inorganic materials 0.000 description 18
- 239000010703 silicon Substances 0.000 description 18
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- 229910000975 Carbon steel Inorganic materials 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 9
- 229910001060 Gray iron Inorganic materials 0.000 description 8
- 239000010962 carbon steel Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 4
- 238000012926 crystallographic analysis Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000011253 protective coating Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910000423 chromium oxide Inorganic materials 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- UMUXBDSQTCDPJZ-UHFFFAOYSA-N chromium titanium Chemical compound [Ti].[Cr] UMUXBDSQTCDPJZ-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- 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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
- C23C10/34—Embedding in a powder mixture, i.e. pack cementation
- C23C10/52—Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
- C23C10/54—Diffusion of at least chromium
-
- 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
- C23C12/00—Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces
- C23C12/02—Diffusion in one step
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7924318A FR2466512A1 (fr) | 1979-09-28 | 1979-09-28 | Composition pour le revetement de metaux ferreux par diffusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7924318A FR2466512A1 (fr) | 1979-09-28 | 1979-09-28 | Composition pour le revetement de metaux ferreux par diffusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2466512A1 true FR2466512A1 (fr) | 1981-04-10 |
| FR2466512B1 FR2466512B1 (enExample) | 1982-11-12 |
Family
ID=9230146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7924318A Granted FR2466512A1 (fr) | 1979-09-28 | 1979-09-28 | Composition pour le revetement de metaux ferreux par diffusion |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2466512A1 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3029162A (en) * | 1959-05-21 | 1962-04-10 | Chromalloy Corp | Process for the production of metallic borides on the surface of metals |
| FR2099641A1 (enExample) * | 1970-07-28 | 1972-03-17 | Bopp Anton |
-
1979
- 1979-09-28 FR FR7924318A patent/FR2466512A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3029162A (en) * | 1959-05-21 | 1962-04-10 | Chromalloy Corp | Process for the production of metallic borides on the surface of metals |
| FR2099641A1 (enExample) * | 1970-07-28 | 1972-03-17 | Bopp Anton |
Non-Patent Citations (2)
| Title |
|---|
| CA1978 * |
| CA1979 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2466512B1 (enExample) | 1982-11-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2966191A1 (en) | Powder mixture composition for thermodiffusion galvanization of articles made from aluminium alloys, and method for thermodiffusion galvanization of articles made from aluminium alloys | |
| US11885027B2 (en) | Activation of self-passivating metals using reagent coatings for low temperature nitrocarburization | |
| US10156008B2 (en) | Method for altering surface of metal, and metallic product | |
| RU2617467C1 (ru) | Состав порошковой смеси для термодиффузионного цинкования стальных изделий | |
| US9738962B2 (en) | Method for the carburization of a deep-drawn part or a stamped-bent part made of austenitic rustproof stainless steel | |
| CN102125862B (zh) | 一种低温碳氮共渗催化剂及其共渗工艺方法 | |
| RU2180018C1 (ru) | Способ изготовления порошковой смеси для термодиффузионного цинкования | |
| CN106995910A (zh) | 一种覆有碳化物涂层的金属基材料及制备方法 | |
| JPH0225560A (ja) | 粉体窒化剤及び該窒化剤を使用する鋼材の表面窒化処理方法 | |
| RU2680118C1 (ru) | Порошковая смесь для термодиффузионного цинкования стальных изделий | |
| US10801099B2 (en) | Coating compositions, methods and articles produced thereby | |
| JP4360728B2 (ja) | ペースト状ホウ素化剤とその使用、および鉄材料から成る加工物上への孔の少ないＦｅ２Ｂ含有ホウ素化物層の製造方法 | |
| RU2685841C1 (ru) | Состав порошковой смеси для термодиффузионной обработки стальных изделий, способ термодиффузионной обработки стальных изделий | |
| JP5371376B2 (ja) | ステンレス鋼製の加工品の表面硬化方法及び該方法の実施のための溶融塩 | |
| KR101000516B1 (ko) | 용융 도금강판 제조장치 | |
| JPH04116152A (ja) | オーステナイト系ステンレス鋼の表面改質処理方法 | |
| US4256490A (en) | Composition for diffusion coating of ferrous metals | |
| FR2594447A1 (fr) | Composition a base de chrome pour la saturation, par diffusion, de produits en metaux ferreux | |
| FR2486103A1 (fr) | Composition pour le revetement de metaux ferreux par diffusion a base de titane, d'oxyde d'aluminium et d'un halogenure d'ammonium | |
| JP2011032575A (ja) | 鋼材の表面処理方法および装置 | |
| RU2574153C1 (ru) | Состав порошковой смеси для термодиффузионного цинкования изделий из алюминиевых сплавов, способ ее изготовления и способ термодиффузионного цинкования изделий из алюминиевых сплавов | |
| WO2015016735A1 (ru) | Состав порошковой смеси для термодиффузионного цинкования изделий из алюминиевых сплавов, способ ее изготовления и способ термодиффузионного цинкования изделий из алюминиевых сплавов | |
| ZUMBILEV | INFLUENCE OF MULTICOMPONENT ENRICHMENT OF STEELS WITH NITROGEN AND CHROMIUM ON MICROHARDNESS OF THE FORMED COATING. | |
| BE515733A (enExample) | ||
| Ugues et al. | Hard coatings to prevent the washout phenomena in high pressure die casting tools |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |