JPS6140281B2 - - Google Patents
Info
- Publication number
- JPS6140281B2 JPS6140281B2 JP6277082A JP6277082A JPS6140281B2 JP S6140281 B2 JPS6140281 B2 JP S6140281B2 JP 6277082 A JP6277082 A JP 6277082A JP 6277082 A JP6277082 A JP 6277082A JP S6140281 B2 JPS6140281 B2 JP S6140281B2
- Authority
- JP
- Japan
- Prior art keywords
- density
- sintered
- seamless pipe
- straightening
- swaging
- 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
Links
- 238000000034 method Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000005245 sintering Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 238000003303 reheating Methods 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 2
- 239000000314 lubricant Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims 1
- 238000007796 conventional method Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 7
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 101100298996 Arabidopsis thaliana PBC2 gene Proteins 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000004553 extrusion of metal Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
-
- 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
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6277082A JPS58181805A (ja) | 1982-04-15 | 1982-04-15 | 高緻密シ−ムレスパイプの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6277082A JPS58181805A (ja) | 1982-04-15 | 1982-04-15 | 高緻密シ−ムレスパイプの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58181805A JPS58181805A (ja) | 1983-10-24 |
| JPS6140281B2 true JPS6140281B2 (enrdf_load_stackoverflow) | 1986-09-08 |
Family
ID=13209946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6277082A Granted JPS58181805A (ja) | 1982-04-15 | 1982-04-15 | 高緻密シ−ムレスパイプの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58181805A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63185421A (ja) * | 1986-09-11 | 1988-08-01 | Micro Filter Kk | 多孔質フイルタエレメント |
| DE19850326A1 (de) * | 1998-11-02 | 2000-05-04 | Gkn Sinter Metals Holding Gmbh | Verfahren zur Herstellung eines gesinterten Bauteils mit Nachverformung des Grünlings |
-
1982
- 1982-04-15 JP JP6277082A patent/JPS58181805A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58181805A (ja) | 1983-10-24 |
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