JPH0159322B2 - - Google Patents
Info
- Publication number
- JPH0159322B2 JPH0159322B2 JP59062837A JP6283784A JPH0159322B2 JP H0159322 B2 JPH0159322 B2 JP H0159322B2 JP 59062837 A JP59062837 A JP 59062837A JP 6283784 A JP6283784 A JP 6283784A JP H0159322 B2 JPH0159322 B2 JP H0159322B2
- Authority
- JP
- Japan
- Prior art keywords
- powder
- steel powder
- density
- steel
- sintered
- 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
- 239000000843 powder Substances 0.000 claims description 115
- 229910000831 Steel Inorganic materials 0.000 claims description 95
- 239000010959 steel Substances 0.000 claims description 95
- 239000002245 particle Substances 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 21
- 239000011812 mixed powder Substances 0.000 claims description 18
- 229910045601 alloy Inorganic materials 0.000 claims description 17
- 239000000956 alloy Substances 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 11
- 229910052698 phosphorus Inorganic materials 0.000 claims description 9
- 229910017060 Fe Cr Inorganic materials 0.000 claims description 8
- 229910002544 Fe-Cr Inorganic materials 0.000 claims description 8
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 238000005245 sintering Methods 0.000 description 27
- 239000012071 phase Substances 0.000 description 24
- 230000000694 effects Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 13
- 229910000851 Alloy steel Inorganic materials 0.000 description 9
- 239000007791 liquid phase Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 8
- 239000002994 raw material Substances 0.000 description 8
- 238000000889 atomisation Methods 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 230000005496 eutectics Effects 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 238000004663 powder metallurgy Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000009692 water atomization Methods 0.000 description 2
- -1 Al: 0.01-0.02% Substances 0.000 description 1
- 229910001339 C alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910017263 Mo—C Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59062837A JPS60208454A (ja) | 1984-03-30 | 1984-03-30 | 耐摩耗焼結合金用鋼粉 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59062837A JPS60208454A (ja) | 1984-03-30 | 1984-03-30 | 耐摩耗焼結合金用鋼粉 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60208454A JPS60208454A (ja) | 1985-10-21 |
| JPH0159322B2 true JPH0159322B2 (enrdf_load_stackoverflow) | 1989-12-15 |
Family
ID=13211822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59062837A Granted JPS60208454A (ja) | 1984-03-30 | 1984-03-30 | 耐摩耗焼結合金用鋼粉 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60208454A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63114946A (ja) * | 1986-10-31 | 1988-05-19 | Mazda Motor Corp | 耐摩耗性に優れた焼結合金部材およびその製造法 |
| JP3221192B2 (ja) * | 1993-10-18 | 2001-10-22 | 三菱マテリアル株式会社 | 吸気用バルブシート |
-
1984
- 1984-03-30 JP JP59062837A patent/JPS60208454A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60208454A (ja) | 1985-10-21 |
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