CN100420764C - 疲劳特性优异的钢材及其制造方法 - Google Patents
疲劳特性优异的钢材及其制造方法 Download PDFInfo
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- CN100420764C CN100420764C CNB2004800354316A CN200480035431A CN100420764C CN 100420764 C CN100420764 C CN 100420764C CN B2004800354316 A CNB2004800354316 A CN B2004800354316A CN 200480035431 A CN200480035431 A CN 200480035431A CN 100420764 C CN100420764 C CN 100420764C
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- steel
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- cooling
- fatigue
- welding
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 111
- 239000010959 steel Substances 0.000 title claims abstract description 111
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 47
- 238000003466 welding Methods 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 30
- 229910001566 austenite Inorganic materials 0.000 claims description 27
- 239000002245 particle Substances 0.000 claims description 22
- 238000005096 rolling process Methods 0.000 claims description 17
- 238000003698 laser cutting Methods 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 8
- 230000001133 acceleration Effects 0.000 claims description 6
- 238000005496 tempering Methods 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 13
- 238000009661 fatigue test Methods 0.000 description 13
- 230000006866 deterioration Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 229910001563 bainite Inorganic materials 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 238000010791 quenching Methods 0.000 description 6
- 208000037656 Respiratory Sounds Diseases 0.000 description 5
- 238000005336 cracking Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000000059 patterning Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 230000003628 erosive effect Effects 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 208000034189 Sclerosis Diseases 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005480 shot peening Methods 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000002650 habitual effect Effects 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000386 microscopy Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- OXNIZHLAWKMVMX-UHFFFAOYSA-N picric acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O OXNIZHLAWKMVMX-UHFFFAOYSA-N 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000002784 sclerotic effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- RMLPZKRPSQVRAB-UHFFFAOYSA-N tris(3-methylphenyl) phosphate Chemical compound CC1=CC=CC(OP(=O)(OC=2C=C(C)C=CC=2)OC=2C=C(C)C=CC=2)=C1 RMLPZKRPSQVRAB-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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- Heat Treatment Of Steel (AREA)
Abstract
Description
No. | 钢种 | 加热温度(℃) | 轧制完成温度(℃) | 再加热温度(℃) | 冷却开始温度(℃) | 冷却速度(℃/sec) | 冷却停止温度(℃) | 淬火温度(℃) |
1 | A1 | 1140 | 830 | - | 804 | 47 | <100 | - |
2 | B1 | 1160 | 812 | - | 796 | 35 | 243 | - |
3 | C1 | 1130 | 835 | - | 821 | 28 | 387 | - |
4 | D1 | 1140 | 827 | - | 808 | 48 | <100 | - |
5 | E1 | 1160 | 841 | - | 829 | 25 | 407 | - |
6 | F1 | 1180 | 810 | - | 789 | 30 | 344 | - |
7 | G1 | 1120 | 825 | - | 799 | 37 | 286 | - |
8 | H1 | 1120 | 845 | 892 | 805 | 25 | 250 | 892 |
9 | I1 | 1160 | 835 | - | 808 | 30 | 200 | - |
10 | J1 | 1140 | 835 | - | 802 | 30 | 250 | - |
11 | K1 | 1160 | 835 | - | 810 | 25 | 250 | - |
12 | L1 | 1160 | 825 | - | 806 | 25 | 200 | - |
13 | M1 | 1140 | 825 | - | 804 | 30 | 200 | - |
14 | N1 | 1120 | 850 | - | 830 | 25 | <100 | - |
15 | O1 | 1120 | 850 | - | 830 | 25 | <100 | - |
16 | P1 | 1180 | 820 | - | 801 | 3 | 419 | - |
17 | Q1 | 1160 | 848 | - | 825 | 25 | 374 | - |
18 | R1 | 1160 | 813 | - | 798 | 29 | 318 | - |
19 | S1 | 1140 | 810 | 903 | 806 | 25 | 321 | 903 |
电极 | 电流(A) | 电压(V) | 切断速度(mm/sec) |
铪 | 240 | 139 | 39.2 |
激光源 | 输出(kW) | 焦点(mm) | 切断速度(mm/sec) | 辅助气体 | 气压(MPa) |
CO2 | 4.5~5.0 | 約265 | 11~12 | O2 | 0.5 |
No. | 钢种 | 加热温度(℃) | 轧制完成温度(℃) | 冷却开始温度(℃) | 冷却温度(℃/sec) | 冷却停止温度(℃) |
20 | A2 | 1160 | 805 | 783 | 42 | <100 |
21 | B2 | 1140 | 821 | 799 | 33 | 269 |
22 | C2 | 1150 | 811 | 788 | 39 | 243 |
23 | D2 | 1160 | 835 | 805 | 30 | 250 |
24 | E2 | 1160 | 825 | 808 | 25 | 200 |
25 | F2 | 1140 | 825 | 802 | 25 | 220 |
26 | G2 | 1160 | 835 | 801 | 28 | 200 |
27 | H2 | 1160 | 835 | 810 | 30 | 250 |
28 | I2 | 1140 | 825 | 805 | 25 | 220 |
29 | J2 | 1140 | 835 | 798 | 30 | 220 |
30 | K2 | 1140 | 835 | 801 | 28 | 250 |
31 | L2 | 1160 | 835 | 805 | 30 | 220 |
32 | M2 | 1160 | 835 | 803 | 30 | 250 |
33 | N2 | 1120 | 850 | 830 | 25 | <100 |
34 | O2 | 1120 | 850 | 830 | 25 | <100 |
35 | P2 | 1140 | 825 | 810 | 45 | <100 |
36 | Q2 | 1160 | 817 | 792 | 30 | 279 |
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP401780/2003 | 2003-12-01 | ||
JP2003401780 | 2003-12-01 | ||
JP233539/2004 | 2004-08-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1886531A CN1886531A (zh) | 2006-12-27 |
CN100420764C true CN100420764C (zh) | 2008-09-24 |
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CNB2004800354316A Expired - Fee Related CN100420764C (zh) | 2003-12-01 | 2004-12-01 | 疲劳特性优异的钢材及其制造方法 |
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CN (1) | CN100420764C (zh) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003064442A (ja) * | 2001-08-21 | 2003-03-05 | Sumitomo Metal Ind Ltd | 耐疲労亀裂進展性に優れた鋼板 |
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- 2004-12-01 CN CNB2004800354316A patent/CN100420764C/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003064442A (ja) * | 2001-08-21 | 2003-03-05 | Sumitomo Metal Ind Ltd | 耐疲労亀裂進展性に優れた鋼板 |
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