CN101397636B - 一种高强韧性矿用圆环链用钢及其制造方法 - Google Patents
一种高强韧性矿用圆环链用钢及其制造方法 Download PDFInfo
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- CN101397636B CN101397636B CN2007100463959A CN200710046395A CN101397636B CN 101397636 B CN101397636 B CN 101397636B CN 2007100463959 A CN2007100463959 A CN 2007100463959A CN 200710046395 A CN200710046395 A CN 200710046395A CN 101397636 B CN101397636 B CN 101397636B
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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 20
- 238000000034 method Methods 0.000 claims abstract description 23
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- 239000000126 substance Substances 0.000 claims abstract description 9
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- 239000012535 impurity Substances 0.000 claims abstract description 3
- 238000002844 melting Methods 0.000 claims abstract description 3
- 230000008018 melting Effects 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 14
- 239000011651 chromium Substances 0.000 claims description 12
- 239000011572 manganese Substances 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 10
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 10
- 229910052750 molybdenum Inorganic materials 0.000 claims description 10
- 239000011733 molybdenum Substances 0.000 claims description 10
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 9
- 238000000137 annealing Methods 0.000 claims description 9
- 239000004615 ingredient Substances 0.000 claims description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 229910052748 manganese Inorganic materials 0.000 claims description 8
- 238000002791 soaking Methods 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 8
- 229910052698 phosphorus Inorganic materials 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- 244000309464 bull Species 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 238000010583 slow cooling Methods 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 4
- 238000005275 alloying Methods 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
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- 238000005260 corrosion Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- SKKMWRVAJNPLFY-UHFFFAOYSA-N azanylidynevanadium Chemical compound [V]#N SKKMWRVAJNPLFY-UHFFFAOYSA-N 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009847 ladle furnace Methods 0.000 description 2
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- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 229910001339 C alloy Inorganic materials 0.000 description 1
- 239000005997 Calcium carbide Substances 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000604 Ferrochrome Inorganic materials 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 108010038629 Molybdoferredoxin Proteins 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- HBELESVMOSDEOV-UHFFFAOYSA-N [Fe].[Mo] Chemical compound [Fe].[Mo] HBELESVMOSDEOV-UHFFFAOYSA-N 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- HJIYJLZFNBHCAN-UHFFFAOYSA-N [V].[C] Chemical compound [V].[C] HJIYJLZFNBHCAN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 229910052786 argon Inorganic materials 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
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- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 description 1
- PNXOJQQRXBVKEX-UHFFFAOYSA-N iron vanadium Chemical compound [V].[Fe] PNXOJQQRXBVKEX-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 239000010451 perlite Substances 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
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- 239000007858 starting material Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
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- 239000011593 sulfur Substances 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
Description
专利申请 | Cwt% | Siwt% | Mnwt% | Niwt% | Crwt% | Mowt% | Alwt% | 其他元素wt% |
CN85103476(D级) | 0.21~0.27 | 0.65~0.95 | 1.10~1.40 | 0.80~1.10 | ≤0.35 | 0.10~0.20 | 0.020~0.050 | P、S≤0.035Cu≤0.25 |
200610013245.3(C级) | 0.17~0.30 | 0.10~0.80 | 1.20~2.00 | - | 0.10~0.80 | 0.10~0.50 | 0.020~0.050 | P、S≤0.030Cu≤0.20V和/或Nb0.03~0.15 |
200610072702.6(C级) | 0.17~0.30 | 0.10~0.80 | 1.00~2.00 | - | - | 0.10~0.50 | - | V0.02~0.15 |
200610048121.9(C级) | 0.18~0.30 | 0.20~0.80 | 1.20~2.00 | - | - | 0.15~0.50 | 0.020~0.050 | P、S≤0.030Cu≤0.20Nb0.02~0.06 |
实施例 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
化学成分 | C | 0.24 | 0.25 | 0.23 | 0.22 | 0.21 | 0.20 | 0.26 |
Mn | 1.20 | 1.14 | 1.18 | 1.22 | 1.33 | 1.40 | 1.10 | |
Ni | 0.96 | 1.15 | 0.99 | 0.90 | 1.01 | 1.10 | 0.85 | |
Mo | 0.60 | 0.49 | 0.54 | 0.53 | 0.45 | 0.40 | 0.55 | |
Cr | 0.60 | 0.40 | 0.51 | 0.50 | 0.49 | 0.45 | 0.58 | |
V | 0.03 | 0.05 | 0.07 | 0.03 | 0.10 | 0.06 | 0.08 | |
Al | 0.036 | 0.030 | 0.034 | 0.020 | 0.025 | 0.045 | 0.050 | |
P | 0.016 | 0.019 | 0.010 | 0.011 | 0.011 | 0.012 | 0.015 | |
S | 0.010 | 0.007 | 0.004 | 0.007 | 0.003 | 0.017 | 0.012 | |
Cu | 0.12 | 0.12 | 0.14 | 0.12 | 0.13 | 0.12 | 0.12 | |
Si | 0.22 | 0.19 | 0.18 | 0.20 | 0.18 | 0.20 | 0.19 |
实施例 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | ||
工艺参数 | 初炼 | 出钢温度,℃ | 1635 | 1642 | 1638 | 1650 | 1648 | 1630 | 1640 |
[P]% | 0.007 | 0.005 | 0.005 | 0.006 | 0.005 | 0.005 | 0.006 | ||
[C]% | 0.10 | 0.08 | 0.08 | 0.09 | 0.03 | 0.06 | 0.15 | ||
精炼 | 钢液温度,℃ | 1630 | 1640 | 1635 | 1647 | 1650 | 1632 | 1640 | |
[H]% | 0.00012 | 0.00010 | 0.00015 | 0.00014 | 0.00012 | 0.00013 | 0.00009 | ||
吊包温度,℃ | 1658 | 1662 | 1670 | 1659 | 1655 | 1650 | 1565 |
连铸 | 过热度,℃ | 40 | 35 | 35 | 30 | 32 | 30 | 30 | |
缓冷时间,h | 36 | 42 | 48 | 48 | 50 | 40 | 42 | ||
钢坯加热 | 均热温度,℃ | 1190 | 1180 | 1175 | 1180 | 1175 | 1200 | 1150 | |
加热时间,h | 3:20 | 3:40 | 3:50 | 3:30 | 3:40 | 3:10 | 4:00 | ||
出炉温度,℃ | 1170 | 1165 | 1165 | 1170 | 1160 | 1180 | 1130 | ||
轧制 | 开轧温度,℃ | 1165 | 1160 | 1160 | 1165 | 1155 | 1175 | 1130 | |
终轧温度,℃ | 760 | 765 | 770 | 780 | 785 | 800 | 760 | ||
冷 | 表面温度,℃ | 505 | 520 | 540 | 550 | 570 | 600 | 540 | |
退火 | 温度,℃ | 680 | 685 | 690 | 695 | 705 | 710 | 705 | |
时间,h | 12 | 12 | 10 | 10 | 8 | 8 | 9 |
实施例 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
力学性能 | 抗拉强度Rm,Mpa | 1360 | 1320 | 1340 | 1320 | 1380 | 1350 | 1310 |
屈服强度Rel,Mpa | 1180 | 1190 | 1210 | 1240 | 1270 | 1200 | 1160 | |
伸长率A,% | 14 | 15 | 16 | 14 | 19 | 17 | 14 | |
断面收缩率Z,% | 55 | 58 | 63 | 62 | 60 | 63 | 56 | |
冲击功,Akv,J | 45 | 46 | 78 | 55 | 52 | 75 | 45 |
抗拉强度MPa | 屈服强度MPa | 伸长率% | 断面收缩率% | 冲击韧性J | |
本发明钢性能 | ≥1300 | ≥1150 | ≥14 | ≥55 | (Akv)≥45 |
进口23MnNiMoCr54 | ≥1180 | ≥980 | ≥10 | ≥50 | (Akv)≥40 |
钢要求 | |||||
GB/T10560标准要求 | ≥1080 | ≥885 | ≥10 | ≥50 | (Aku)≥35 |
对比例 | 进口钢 | 模仿进口钢 | |
力学性能 | 抗拉强度Rm,Mpa | 1280 | 1200 |
屈服强度Rel,Mpa | 1120 | 1000 | |
伸长率A,% | 14 | 12 | |
断面收缩率Z,% | 54 | 52 | |
冲击功,Akv,J | 50 | 43 | |
疲劳循环次数 | >3万次 | <3万次 | |
化学成分 | C | 0.24 | 0.21 |
Mn | 1.22 | 1.25 | |
Ni | 0.93 | 0.97 | |
Mo | 0.57 | 0.56 | |
Cr | 0.51 | 0.58 | |
V | 0 | 0 | |
Al | 0.038 | 0.031 | |
P | 0.015 | 0.010 | |
S | 0.005 | 0.004 |
破断负荷KN | 破断时最小总伸长率,% | 试验负荷下最大伸长率,% | 疲劳循环次数万次 | |
GB/T12718标准要求 | >800 | ≥12 | ≤1.6 | ≥3 |
φ30mm本发明钢 | 1384 | 15.40 | 1.11 | 3.67 |
φ34mm本发明钢 | 1670 | 12.8 | 1.21 | 3.90 |
Claims (7)
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CN101880837B (zh) * | 2010-06-13 | 2012-01-25 | 齐齐哈尔轨道交通装备有限责任公司 | 制备钢的方法 |
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