NO135018B - - Google Patents
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- Publication number
- NO135018B NO135018B NO297668A NO297668A NO135018B NO 135018 B NO135018 B NO 135018B NO 297668 A NO297668 A NO 297668A NO 297668 A NO297668 A NO 297668A NO 135018 B NO135018 B NO 135018B
- Authority
- NO
- Norway
- Prior art keywords
- tool steel
- powder
- stated
- sintering
- particles
- Prior art date
Links
- 229910001315 Tool steel Inorganic materials 0.000 claims description 74
- 238000005245 sintering Methods 0.000 claims description 67
- 239000000843 powder Substances 0.000 claims description 62
- 238000000034 method Methods 0.000 claims description 60
- 239000002245 particle Substances 0.000 claims description 47
- 239000000463 material Substances 0.000 claims description 43
- 229910045601 alloy Inorganic materials 0.000 claims description 39
- 239000000956 alloy Substances 0.000 claims description 39
- 238000003825 pressing Methods 0.000 claims description 25
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims description 18
- 239000001257 hydrogen Substances 0.000 claims description 18
- 230000009467 reduction Effects 0.000 claims description 17
- 238000010298 pulverizing process Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 238000009826 distribution Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000004880 explosion Methods 0.000 claims description 5
- 238000000462 isostatic pressing Methods 0.000 claims description 4
- 239000003575 carbonaceous material Substances 0.000 claims description 3
- 238000005261 decarburization Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 238000004049 embossing Methods 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 33
- 238000010438 heat treatment Methods 0.000 description 24
- 238000012545 processing Methods 0.000 description 20
- 238000006722 reduction reaction Methods 0.000 description 15
- 239000012071 phase Substances 0.000 description 13
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000000280 densification Methods 0.000 description 7
- 238000005098 hot rolling Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000007731 hot pressing Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 238000011282 treatment Methods 0.000 description 6
- 238000007906 compression Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000005191 phase separation Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000005496 eutectics Effects 0.000 description 3
- 238000000265 homogenisation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- PTISTKLWEJDJID-UHFFFAOYSA-N sulfanylidenemolybdenum Chemical compound [Mo]=S PTISTKLWEJDJID-UHFFFAOYSA-N 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910000796 S alloy Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000000137 annealing Methods 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- 238000003763 carbonization Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 229910052961 molybdenite Inorganic materials 0.000 description 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 238000005482 strain hardening Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical group [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004320 controlled atmosphere Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910000734 martensite Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011802 pulverized particle Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000011272 standard treatment Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WSJLOGNSKRVGAD-UHFFFAOYSA-L vanadium(ii) bromide Chemical compound [V+2].[Br-].[Br-] WSJLOGNSKRVGAD-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0235—Starting from compounds, e.g. oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65708767A | 1967-07-31 | 1967-07-31 | |
| US74219468A | 1968-07-03 | 1968-07-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO135018B true NO135018B (enrdf_load_stackoverflow) | 1976-10-18 |
| NO135018C NO135018C (enrdf_load_stackoverflow) | 1977-01-26 |
Family
ID=27097329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO297668A NO135018C (enrdf_load_stackoverflow) | 1967-07-31 | 1968-07-29 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS4916324B1 (enrdf_load_stackoverflow) |
| BE (1) | BE718801A (enrdf_load_stackoverflow) |
| CH (1) | CH488509A (enrdf_load_stackoverflow) |
| DE (1) | DE1758714C3 (enrdf_load_stackoverflow) |
| ES (1) | ES356683A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1576757A (enrdf_load_stackoverflow) |
| GB (1) | GB1210856A (enrdf_load_stackoverflow) |
| NL (1) | NL162004C (enrdf_load_stackoverflow) |
| NO (1) | NO135018C (enrdf_load_stackoverflow) |
| SE (1) | SE357391B (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51157422U (enrdf_load_stackoverflow) * | 1975-06-09 | 1976-12-15 | ||
| DE3070512D1 (en) * | 1980-08-26 | 1985-05-23 | Ecobric Foundry Ltd | A method of drying and hot briquetting of cast iron particles |
| SE8105681L (sv) * | 1980-10-01 | 1982-04-02 | Uddeholms Ab | Forfarande for framstellning av foremal med forutbestemd form |
| US4452756A (en) * | 1982-06-21 | 1984-06-05 | Imperial Clevite Inc. | Method for producing a machinable, high strength hot formed powdered ferrous base metal alloy |
| GB2165553A (en) * | 1984-10-10 | 1986-04-16 | Powdrex Ltd | Steel powder compositions and sintered products |
| SE446277B (sv) * | 1985-01-16 | 1986-08-25 | Kloster Speedsteel Ab | Vanadinhaltigt verktygsstal framstellt av metallpulver och sett vid dess framstellning |
| JPS63183015U (enrdf_load_stackoverflow) * | 1987-05-15 | 1988-11-25 |
-
1968
- 1968-07-26 SE SE1023068A patent/SE357391B/xx unknown
- 1968-07-27 DE DE19681758714 patent/DE1758714C3/de not_active Expired
- 1968-07-29 NO NO297668A patent/NO135018C/no unknown
- 1968-07-30 GB GB3629368A patent/GB1210856A/en not_active Expired
- 1968-07-30 BE BE718801D patent/BE718801A/xx unknown
- 1968-07-31 NL NL6810865A patent/NL162004C/xx not_active IP Right Cessation
- 1968-07-31 ES ES356683A patent/ES356683A1/es not_active Expired
- 1968-07-31 JP JP5366568A patent/JPS4916324B1/ja active Pending
- 1968-07-31 FR FR1576757D patent/FR1576757A/fr not_active Expired
- 1968-07-31 CH CH1146268A patent/CH488509A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL162004B (nl) | 1979-11-15 |
| BE718801A (enrdf_load_stackoverflow) | 1968-12-31 |
| NO135018C (enrdf_load_stackoverflow) | 1977-01-26 |
| DE1758714B2 (enrdf_load_stackoverflow) | 1979-01-25 |
| NL162004C (nl) | 1980-04-15 |
| FR1576757A (enrdf_load_stackoverflow) | 1969-08-01 |
| NL6810865A (enrdf_load_stackoverflow) | 1969-02-04 |
| DE1758714A1 (de) | 1971-02-11 |
| DE1758714C3 (de) | 1979-09-13 |
| GB1210856A (en) | 1970-11-04 |
| ES356683A1 (es) | 1970-06-01 |
| JPS4916324B1 (enrdf_load_stackoverflow) | 1974-04-22 |
| CH488509A (de) | 1970-04-15 |
| SE357391B (enrdf_load_stackoverflow) | 1973-06-25 |
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