JPS6410565B2 - - Google Patents
Info
- Publication number
- JPS6410565B2 JPS6410565B2 JP21712684A JP21712684A JPS6410565B2 JP S6410565 B2 JPS6410565 B2 JP S6410565B2 JP 21712684 A JP21712684 A JP 21712684A JP 21712684 A JP21712684 A JP 21712684A JP S6410565 B2 JPS6410565 B2 JP S6410565B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- steel
- rolling
- temperature
- cracking resistance
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 65
- 239000010959 steel Substances 0.000 claims description 65
- 238000005336 cracking Methods 0.000 claims description 44
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 27
- 229910052739 hydrogen Inorganic materials 0.000 claims description 27
- 239000001257 hydrogen Substances 0.000 claims description 27
- 238000005096 rolling process Methods 0.000 claims description 23
- 230000007797 corrosion Effects 0.000 claims description 22
- 238000005260 corrosion Methods 0.000 claims description 22
- 238000001816 cooling Methods 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910001566 austenite Inorganic materials 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910052750 molybdenum Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 description 13
- 229910000859 α-Fe Inorganic materials 0.000 description 12
- 229910001567 cementite Inorganic materials 0.000 description 11
- KSOKAHYVTMZFBJ-UHFFFAOYSA-N iron;methane Chemical compound C.[Fe].[Fe].[Fe] KSOKAHYVTMZFBJ-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 238000005204 segregation Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229910001562 pearlite Inorganic materials 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 3
- 229910001563 bainite Inorganic materials 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000012733 comparative method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000002639 sodium chloride Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 125000000101 thioether group Chemical group 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21712684A JPS6196030A (ja) | 1984-10-15 | 1984-10-15 | 耐水素誘起割れ性及び耐応力腐食割れ性にすぐれた高強度高靭性熱延鋼板の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP21712684A JPS6196030A (ja) | 1984-10-15 | 1984-10-15 | 耐水素誘起割れ性及び耐応力腐食割れ性にすぐれた高強度高靭性熱延鋼板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6196030A JPS6196030A (ja) | 1986-05-14 |
JPS6410565B2 true JPS6410565B2 (de) | 1989-02-22 |
Family
ID=16699257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP21712684A Granted JPS6196030A (ja) | 1984-10-15 | 1984-10-15 | 耐水素誘起割れ性及び耐応力腐食割れ性にすぐれた高強度高靭性熱延鋼板の製造方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6196030A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0813534A (ja) * | 1994-07-04 | 1996-01-16 | Shinwa Kogyo Kk | 建設機械用アタッチメントの回転機構 |
JPH08165676A (ja) * | 1994-12-16 | 1996-06-25 | Shinwa Kogyo Kk | 建設機械用アタッチメントの回転機構 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5454883A (en) * | 1993-02-02 | 1995-10-03 | Nippon Steel Corporation | High toughness low yield ratio, high fatigue strength steel plate and process of producing same |
JP4937222B2 (ja) * | 2007-12-25 | 2012-05-23 | 東海ゴム工業株式会社 | 流体封入式防振連結ロッド |
-
1984
- 1984-10-15 JP JP21712684A patent/JPS6196030A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0813534A (ja) * | 1994-07-04 | 1996-01-16 | Shinwa Kogyo Kk | 建設機械用アタッチメントの回転機構 |
JPH08165676A (ja) * | 1994-12-16 | 1996-06-25 | Shinwa Kogyo Kk | 建設機械用アタッチメントの回転機構 |
Also Published As
Publication number | Publication date |
---|---|
JPS6196030A (ja) | 1986-05-14 |
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