JPH0533283B2 - - Google Patents
Info
- Publication number
- JPH0533283B2 JPH0533283B2 JP1389285A JP1389285A JPH0533283B2 JP H0533283 B2 JPH0533283 B2 JP H0533283B2 JP 1389285 A JP1389285 A JP 1389285A JP 1389285 A JP1389285 A JP 1389285A JP H0533283 B2 JPH0533283 B2 JP H0533283B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- limited
- strength
- softening
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000001816 cooling Methods 0.000 claims description 8
- 238000005098 hot rolling Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 15
- 230000009466 transformation Effects 0.000 description 13
- 229910001562 pearlite Inorganic materials 0.000 description 12
- 238000000137 annealing Methods 0.000 description 9
- 238000010791 quenching Methods 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- 229910052720 vanadium Inorganic materials 0.000 description 5
- 229910001566 austenite Inorganic materials 0.000 description 4
- 238000010273 cold forging Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000001737 promoting effect Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 229910000746 Structural steel Inorganic materials 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 229910052758 niobium Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910001567 cementite Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 102200082816 rs34868397 Human genes 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910000954 Medium-carbon steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000010583 slow cooling Methods 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 |
|---|---|---|---|
| JP1389285A JPS61174323A (ja) | 1985-01-28 | 1985-01-28 | 機械構造用鋼の軟質化法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1389285A JPS61174323A (ja) | 1985-01-28 | 1985-01-28 | 機械構造用鋼の軟質化法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61174323A JPS61174323A (ja) | 1986-08-06 |
| JPH0533283B2 true JPH0533283B2 (sv) | 1993-05-19 |
Family
ID=11845832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1389285A Granted JPS61174323A (ja) | 1985-01-28 | 1985-01-28 | 機械構造用鋼の軟質化法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61174323A (sv) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6353209A (ja) * | 1986-08-22 | 1988-03-07 | Nippon Steel Corp | 機械構造用合金鋼の軟質化法 |
| JP2610662B2 (ja) * | 1988-11-09 | 1997-05-14 | 川崎製鉄株式会社 | 冷間鍛造性及び高周波焼入性に優れた機械構造用炭素鋼 |
| US5651938A (en) * | 1995-05-01 | 1997-07-29 | Blount, Inc. | High strength steel composition having enhanced low temperature toughness |
| JP6256184B2 (ja) * | 2014-05-12 | 2018-01-10 | Ｊｆｅスチール株式会社 | 高強度鋼板の製造方法 |
-
1985
- 1985-01-28 JP JP1389285A patent/JPS61174323A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61174323A (ja) | 1986-08-06 |
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