DE58907598D1 - Process for producing a molded part from sintered steel and molded part produced therefrom. - Google Patents
Process for producing a molded part from sintered steel and molded part produced therefrom.Info
- Publication number
- DE58907598D1 DE58907598D1 DE58907598T DE58907598T DE58907598D1 DE 58907598 D1 DE58907598 D1 DE 58907598D1 DE 58907598 T DE58907598 T DE 58907598T DE 58907598 T DE58907598 T DE 58907598T DE 58907598 D1 DE58907598 D1 DE 58907598D1
- Authority
- DE
- Germany
- Prior art keywords
- molded part
- producing
- produced therefrom
- sintered steel
- part produced
- 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.)
- Expired - Fee Related
Links
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
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F3/26—Impregnating
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
- C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
- C21D1/20—Isothermal quenching, e.g. bainitic hardening
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3825463A DE3825463A1 (en) | 1988-07-27 | 1988-07-27 | METHOD FOR PRODUCING A MOLDING PART FROM SINTERMETAL AND MOLDING PART MADE THEREOF |
Publications (1)
Publication Number | Publication Date |
---|---|
DE58907598D1 true DE58907598D1 (en) | 1994-06-09 |
Family
ID=6359640
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3825463A Withdrawn DE3825463A1 (en) | 1988-07-27 | 1988-07-27 | METHOD FOR PRODUCING A MOLDING PART FROM SINTERMETAL AND MOLDING PART MADE THEREOF |
DE58907598T Expired - Fee Related DE58907598D1 (en) | 1988-07-27 | 1989-07-19 | Process for producing a molded part from sintered steel and molded part produced therefrom. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3825463A Withdrawn DE3825463A1 (en) | 1988-07-27 | 1988-07-27 | METHOD FOR PRODUCING A MOLDING PART FROM SINTERMETAL AND MOLDING PART MADE THEREOF |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0354389B1 (en) |
DE (2) | DE3825463A1 (en) |
ES (1) | ES2054943T3 (en) |
PT (1) | PT91283B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19521941C1 (en) * | 1995-06-07 | 1996-10-02 | Mannesmann Ag | Mfg. sintered air-hardenable alloy steel component |
DE19524251C1 (en) * | 1995-07-04 | 1997-02-13 | Supervis Ets | Process for producing a sintered molded part |
JP4001450B2 (en) * | 2000-05-02 | 2007-10-31 | 日立粉末冶金株式会社 | Valve seat for internal combustion engine and manufacturing method thereof |
SE0201824D0 (en) * | 2002-06-14 | 2002-06-14 | Hoeganaes Ab | Pre-alloyed iron based powder |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2566752A (en) * | 1948-10-14 | 1951-09-04 | American Electro Metal Corp | Method of producing a ferrous metal article infiltrated with a cuprous infiltrant |
US4002471A (en) * | 1973-09-24 | 1977-01-11 | Federal-Mogul Corporation | Method of making a through-hardened scale-free forged powdered metal article without heat treatment after forging |
JPS50115108A (en) * | 1974-02-21 | 1975-09-09 | ||
US4343661A (en) * | 1978-11-15 | 1982-08-10 | Caterpillar Tractor Co. | Method of making a low temperature bainite steel alloy gear |
DE3142359A1 (en) * | 1981-10-26 | 1983-05-05 | Horst Dipl.-Phys. Dr. 6000 Frankfurt Mühlberger | Process and device for heat-treating workpieces |
-
1988
- 1988-07-27 DE DE3825463A patent/DE3825463A1/en not_active Withdrawn
-
1989
- 1989-07-19 ES ES89113211T patent/ES2054943T3/en not_active Expired - Lifetime
- 1989-07-19 DE DE58907598T patent/DE58907598D1/en not_active Expired - Fee Related
- 1989-07-19 EP EP89113211A patent/EP0354389B1/en not_active Expired - Lifetime
- 1989-07-26 PT PT91283A patent/PT91283B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2054943T3 (en) | 1994-08-16 |
DE3825463A1 (en) | 1990-02-01 |
PT91283A (en) | 1990-02-08 |
PT91283B (en) | 1995-03-01 |
EP0354389B1 (en) | 1994-05-04 |
EP0354389A1 (en) | 1990-02-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |