JPH0576522B2 - - Google Patents
Info
- Publication number
- JPH0576522B2 JPH0576522B2 JP1360785A JP1360785A JPH0576522B2 JP H0576522 B2 JPH0576522 B2 JP H0576522B2 JP 1360785 A JP1360785 A JP 1360785A JP 1360785 A JP1360785 A JP 1360785A JP H0576522 B2 JPH0576522 B2 JP H0576522B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- hours
- range
- temperature
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 27
- 239000010959 steel Substances 0.000 claims description 27
- 238000000137 annealing Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 19
- 229910052748 manganese Inorganic materials 0.000 claims description 18
- 229910052804 chromium Inorganic materials 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 229910000746 Structural steel Inorganic materials 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000010583 slow cooling Methods 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims 4
- 229910001562 pearlite Inorganic materials 0.000 description 34
- 230000009466 transformation Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 13
- 230000014759 maintenance of location Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 229910001567 cementite Inorganic materials 0.000 description 7
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 7
- 238000010791 quenching Methods 0.000 description 7
- 230000000171 quenching effect Effects 0.000 description 7
- 229910001566 austenite Inorganic materials 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 102200082816 rs34868397 Human genes 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000010273 cold forging Methods 0.000 description 3
- 238000005336 cracking Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000001737 promoting effect Effects 0.000 description 3
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Landscapes
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1360785A JPS61174321A (ja) | 1985-01-29 | 1985-01-29 | 機械構造用鋼の球状化焼鈍法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1360785A JPS61174321A (ja) | 1985-01-29 | 1985-01-29 | 機械構造用鋼の球状化焼鈍法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61174321A JPS61174321A (ja) | 1986-08-06 |
| JPH0576522B2 true JPH0576522B2 (es) | 1993-10-22 |
Family
ID=11837916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1360785A Granted JPS61174321A (ja) | 1985-01-29 | 1985-01-29 | 機械構造用鋼の球状化焼鈍法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61174321A (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6353208A (ja) * | 1986-08-22 | 1988-03-07 | Nippon Steel Corp | 機械構造用合金鋼の球状化焼鈍法 |
| JP2591807B2 (ja) * | 1988-11-29 | 1997-03-19 | 川崎製鉄株式会社 | 冷間鍛造性及び高周波焼入れ性に優れた機械構造用炭素鋼 |
| JP3838480B2 (ja) * | 2000-05-17 | 2006-10-25 | 大同特殊鋼株式会社 | 被削性に優れた耐高面圧部材用鋼材および耐高面圧部材 |
| CN107058704A (zh) * | 2016-12-22 | 2017-08-18 | 江苏翔能科技发展有限公司 | 一种消除4Cr13不锈钢环轧件退火态网碳的工艺方法 |
| CN112941279A (zh) * | 2021-01-26 | 2021-06-11 | 青海西钢特殊钢科技开发有限公司 | 一种提高20MnCr5+HH钢末端淬透性硬度的热处理工艺 |
-
1985
- 1985-01-29 JP JP1360785A patent/JPS61174321A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61174321A (ja) | 1986-08-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |