JP5910600B2 - 耐磨耗性鉄基焼結金属 - Google Patents
耐磨耗性鉄基焼結金属 Download PDFInfo
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- JP5910600B2 JP5910600B2 JP2013213338A JP2013213338A JP5910600B2 JP 5910600 B2 JP5910600 B2 JP 5910600B2 JP 2013213338 A JP2013213338 A JP 2013213338A JP 2013213338 A JP2013213338 A JP 2013213338A JP 5910600 B2 JP5910600 B2 JP 5910600B2
- Authority
- JP
- Japan
- Prior art keywords
- wear
- based sintered
- sintered metal
- resistant iron
- iron
- 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.)
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 96
- 239000002184 metal Substances 0.000 title claims description 50
- 229910052751 metal Inorganic materials 0.000 title claims description 50
- 229910052742 iron Inorganic materials 0.000 title claims description 47
- 229910001563 bainite Inorganic materials 0.000 claims description 49
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 238000005299 abrasion Methods 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 150000001247 metal acetylides Chemical class 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 27
- 238000009826 distribution Methods 0.000 description 15
- 239000002245 particle Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 10
- 230000001965 increasing effect Effects 0.000 description 10
- 239000013078 crystal Substances 0.000 description 9
- 229910000734 martensite Inorganic materials 0.000 description 8
- 229910001562 pearlite Inorganic materials 0.000 description 7
- 238000005482 strain hardening Methods 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 6
- 238000000465 moulding Methods 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 238000005245 sintering Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 239000000314 lubricant Substances 0.000 description 4
- 238000003754 machining Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000004904 shortening Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000005539 carbonized material Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010191 image analysis Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910019582 Cr V Inorganic materials 0.000 description 1
- 229910003286 Ni-Mn Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000016571 aggressive behavior Effects 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000010273 cold forging Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005480 shot peening Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Description
(1)圧縮気体や燃焼ガスが洩れるのを防ぐための気密保持機能
(2)排気バルブ5の熱をシリンダヘッド1側に逃がすための熱伝導機能
(3)排気バルブ5の弁体5bが着座したときの衝撃に耐えうる強度
(4)排気バルブ5への攻撃性が少ないこと
といった条件を維持しつつ、
(5)高熱且つ高負荷の環境においても摩耗しにくい耐摩耗機能
(6)リーズナブルな価格であること
(7)加工の際に削り易いこと
といった条件も確保することができる。
Claims (4)
- 質量比で、Mo;0.02〜2.0%、C;0.2〜1.2%を含有し、残部が不可避不純物とFeとからなる金属組織が上部ベイナイトのみからなり、初期硬さが120〜400Hvの範囲内であり、炭化物の面積率が40%以上であることを特徴とする耐磨耗性鉄基焼結金属。
- 質量比で、V;0.02〜4.0%を含むことを特徴とする請求項1に記載の耐磨耗性鉄基焼結金属。
- 質量比で、Cr;0.05〜2.0%を含むことを特徴とする請求項1乃至請求項2の何れか1の請求項に記載の耐磨耗性鉄基焼結金属。
- 質量比で、Ni;0.4〜5.0%、Mn;0.05〜1.0%の少なくとも1種を含む、請求項1乃至請求項3の何れか1の請求項に記載の耐磨耗性鉄基焼結金属。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013213338A JP5910600B2 (ja) | 2013-10-11 | 2013-10-11 | 耐磨耗性鉄基焼結金属 |
CN201410527112.2A CN104561769A (zh) | 2013-10-11 | 2014-10-09 | 耐磨损性铁基烧结金属 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013213338A JP5910600B2 (ja) | 2013-10-11 | 2013-10-11 | 耐磨耗性鉄基焼結金属 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015074819A JP2015074819A (ja) | 2015-04-20 |
JP5910600B2 true JP5910600B2 (ja) | 2016-04-27 |
Family
ID=52999923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013213338A Expired - Fee Related JP5910600B2 (ja) | 2013-10-11 | 2013-10-11 | 耐磨耗性鉄基焼結金属 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5910600B2 (ja) |
CN (1) | CN104561769A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180169751A1 (en) | 2016-12-16 | 2018-06-21 | Federal-Mogul Llc | Thermometric metallurgy materials |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61183444A (ja) * | 1985-02-08 | 1986-08-16 | Toyota Motor Corp | 高強度焼結合金及びその製造方法 |
JPS6462442A (en) * | 1987-08-31 | 1989-03-08 | Teikoku Piston Ring Co Ltd | Ferrous sintered alloy for valve seat |
JP2697429B2 (ja) * | 1991-11-15 | 1998-01-14 | 三菱マテリアル株式会社 | 内燃機関の鉄系焼結合金製2層バルブシート |
JPH08134607A (ja) * | 1994-11-09 | 1996-05-28 | Sumitomo Electric Ind Ltd | バルブシート用耐摩耗性鉄系焼結合金 |
JP3257349B2 (ja) * | 1995-06-06 | 2002-02-18 | 三菱マテリアル株式会社 | 強度および耐摩耗性に優れた鉄基焼結合金 |
JP3447031B2 (ja) * | 1996-01-19 | 2003-09-16 | 日立粉末冶金株式会社 | 耐摩耗性焼結合金およびその製造方法 |
JP4001450B2 (ja) * | 2000-05-02 | 2007-10-31 | 日立粉末冶金株式会社 | 内燃機関用バルブシートおよびその製造方法 |
JP2002322503A (ja) * | 2001-04-24 | 2002-11-08 | Toyota Motor Corp | 焼結鋼部品の製造方法 |
CN100422376C (zh) * | 2005-03-23 | 2008-10-01 | 日本活塞环株式会社 | 用于内燃机的铁基烧结合金阀门座材料 |
JP5110398B2 (ja) * | 2009-06-05 | 2012-12-26 | トヨタ自動車株式会社 | 鉄基焼結合金、鉄基焼結合金の製造方法およびコンロッド |
-
2013
- 2013-10-11 JP JP2013213338A patent/JP5910600B2/ja not_active Expired - Fee Related
-
2014
- 2014-10-09 CN CN201410527112.2A patent/CN104561769A/zh active Pending
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Publication number | Publication date |
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JP2015074819A (ja) | 2015-04-20 |
CN104561769A (zh) | 2015-04-29 |
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