JPH025817B2 - - Google Patents
Info
- Publication number
- JPH025817B2 JPH025817B2 JP1088284A JP1088284A JPH025817B2 JP H025817 B2 JPH025817 B2 JP H025817B2 JP 1088284 A JP1088284 A JP 1088284A JP 1088284 A JP1088284 A JP 1088284A JP H025817 B2 JPH025817 B2 JP H025817B2
- Authority
- JP
- Japan
- Prior art keywords
- notch
- carburized
- fatigue strength
- quenched
- fatigue
- 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 20
- 238000005255 carburizing Methods 0.000 claims description 13
- 238000010791 quenching Methods 0.000 claims description 13
- 230000000171 quenching effect Effects 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 5
- 229910001566 austenite Inorganic materials 0.000 claims description 4
- 229910000734 martensite Inorganic materials 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 4
- 230000000717 retained effect Effects 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 description 9
- 239000010432 diamond Substances 0.000 description 9
- 238000009826 distribution Methods 0.000 description 9
- 238000009661 fatigue test Methods 0.000 description 9
- 238000005452 bending Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 238000005480 shot peening Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000010409 ironing Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001493 electron microscopy Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- 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
- C21D7/00—Modifying the physical properties of iron or steel by deformation
- C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
- C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1088284A JPS60155618A (ja) | 1984-01-23 | 1984-01-23 | 切欠部を有する浸炭焼入部材の疲労強度向上方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1088284A JPS60155618A (ja) | 1984-01-23 | 1984-01-23 | 切欠部を有する浸炭焼入部材の疲労強度向上方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60155618A JPS60155618A (ja) | 1985-08-15 |
JPH025817B2 true JPH025817B2 (zh) | 1990-02-06 |
Family
ID=11762686
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1088284A Granted JPS60155618A (ja) | 1984-01-23 | 1984-01-23 | 切欠部を有する浸炭焼入部材の疲労強度向上方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60155618A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0530257Y2 (zh) * | 1988-08-08 | 1993-08-03 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62185826A (ja) * | 1986-02-08 | 1987-08-14 | Toyota Motor Corp | 高強度歯車の製造方法 |
JP2637986B2 (ja) * | 1987-08-05 | 1997-08-06 | 株式会社 松井製作所 | 自在継手の軸の製造方法 |
JP6606978B2 (ja) * | 2015-10-29 | 2019-11-20 | 日本製鉄株式会社 | 製品部材の製造方法及び製品部材 |
-
1984
- 1984-01-23 JP JP1088284A patent/JPS60155618A/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0530257Y2 (zh) * | 1988-08-08 | 1993-08-03 |
Also Published As
Publication number | Publication date |
---|---|
JPS60155618A (ja) | 1985-08-15 |
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