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技术文章 » 合金管
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合金管
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俊迈钢铁
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于2016-04-13 11:29发表
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阅读次数
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1748次
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| 合金钢管 |
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执行标准：
GB5310 （2008）—— 高压锅炉用无缝钢管（国标）
ASTM A333（2004） —— 低温用无缝钢管（美标）
ASTM A335（2006） —— 高温用无缝铁素体合金钢公称管（美标）
DIN17175 —— 耐热无缝钢管（德标）
EN10216-2 —— 欧洲压力管道标准用途：
化学成分:
| 标准 |
牌号 |
化学成分（%） |
| C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
V |
Alt |
W |
Nb |
N |
| GB5310 |
20MnG |
0.17～0.23 |
0.17～0.37 |
0.70～1.00 |
≤0.025 |
≤0.015 |
≤0.25 |
≤0.15 |
≤0.20 |
≤0.25 |
≤0.08 |
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| 25MnG |
0.23～0.27 |
0.17～0.37 |
0.70～1.00 |
≤0.025 |
≤0.015 |
≤0.25 |
≤0.15 |
≤0.20 |
≤0.25 |
≤0.08 |
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| 15CrMoG |
0.12～0.18 |
0.17～0.37 |
0.40～0.70 |
≤0.025 |
≤0.015 |
0.80～1.10 |
0.40～0.55 |
≤0.20 |
≤0.30 |
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| 12Cr2MoG |
0.08～0.15 |
≤0.50 |
0.40～0.60 |
≤0.025 |
≤0.015 |
2.00～2.50 |
0.90～1.13 |
≤0.20 |
≤0.30 |
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| 12Cr1MoVG |
0.08～0.15 |
0.17～0.37 |
0.40～0.70 |
≤0.025 |
≤0.010 |
0.90～1.20 |
0.25～0.35 |
≤0.20 |
≤0.30 |
0.15～0.30 |
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| 10Cr9Mo1VNbN |
0.08～0.12 |
0.20～0.50 |
0.30～0.60 |
≤0.020 |
≤0.010 |
8.00～9.50 |
0.85～1.05 |
≤0.20 |
≤0.40 |
0.18～0.25 |
≤0.020 |
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0.06～0.10 |
0.03～0.07 |
| ASTM A335 |
P11 |
0.05～0.15 |
0.50～1.0 |
0.30～0.60 |
≤0.030 |
≤0.030 |
1.00～1.50 |
0.50～1.00 |
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| P12 |
0.05～0.15 |
≤0.50 |
0.30～0.61 |
≤0.030 |
≤0.030 |
0.80～1.25 |
0.44～0.65 |
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| P22 |
0.05～0.15 |
≤0.50 |
0.30～0.60 |
≤0.030 |
≤0.030 |
1.90～2.60 |
0.87～1.13 |
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| P5 |
≤0.15 |
≤0.50 |
0.30～0.60 |
≤0.030 |
≤0.030 |
4.00/6.00 |
0.45/0.65 |
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| P91 |
0.08～0.12 |
0.20～0.50 |
0.30～0.60 |
≤0.020 |
≤0.010 |
8.00～9.50 |
0.85～1.05 |
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≤0.40 |
0.18～0.25 |
≤0.015 |
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0.06～0.10 |
0.03～0.07 |
| P92 |
0.07～0.13 |
≤0.50 |
0.30～0.60 |
≤0.020 |
≤0.010 |
8.50～9.50 |
0.30～0.60 |
B0.001 0.006 |
≤0.40 |
0.15～0.25 |
≤0.015 |
1.50～2.00 |
0.04～0.09 |
0.03～0.07 |
| DIN 17175 |
ST45.8 |
≤0.21 |
0.10～0.35 |
0.40～1.20 |
≤0.040 |
≤0.040 |
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| 15Mo3 |
0.12～0.20 |
0.10～0.35 |
0.40～0.80 |
≤0.035 |
≤0.035 |
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0.25～0.35 |
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| 13CrMo44 |
0.10～0.18 |
0.10～0.35 |
0.40～0.70 |
≤0.035 |
≤0.035 |
0.70～1.10 |
0.45～0.65 |
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| 10CrMo910 |
0.08～0.15 |
≤0.50 |
0.40～0.70 |
≤0.035 |
≤0.035 |
2.00～2.50 |
0.90～1.20 |
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| EN1021 6-2 |
15NiCuMoNb5-6-4 (WB36) |
≤0.17 |
0.25～0.50 |
0.80～1.20 |
≤0.025 |
≤0.020 |
≤0.30 |
0.25～0.50 |
0.50～0.80 |
1.00～1.30 |
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≤0.05 |
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0.015～0.045 |
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注：Alt指全铝含量
20G钢中Alt不大于0.015%，不作交货要求，但应填入质量证明书中
力学性能：
| 标准 |
牌号 |
抗拉强度（MPa） |
屈服强度（MPa） |
伸长率（％） |
冲击功（J） |
硬度 |
| GB5310 |
20MnG |
≥415 |
≥240 |
≥22 |
≥35 |
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| 25MnG |
≥485 |
≥275 |
≥20 |
≥35 |
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| 15CrMoG |
440～640 |
≥235 |
≥21 |
≥35 |
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| 12Cr2MoG |
450～600 |
≥280 |
≥20 |
≥35 |
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| 12Cr1MoVG |
470～640 |
≥255 |
≥21 |
≥35 |
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| 10Cr9Mo1VNbN |
≥585 |
≥415 |
≥20 |
≥35 |
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| ASTM A333 |
A333 Gr1 |
≥380 |
≥205 |
≥28 |
－45℃ ≥18 |
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| A333 Gr6 |
≥415 |
≥240 |
≥22 |
－45℃ ≥18 |
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| ASTM A335 |
P11 |
≥415 |
≥205 |
≥22 |
≥35 |
≤163HB |
| P12 |
≥415 |
≥220 |
≥22 |
≥35 |
≤163HB |
| P22 |
≥415 |
≥205 |
≥22 |
≥35 |
≤163HB |
| P5 |
≥415 |
≥205 |
≥22 |
≥35 |
≤187HB |
| P91 |
585～760 |
≥415 |
≥20 |
≥35 |
≤250HB |
| P92 |
≥620 |
≥440 |
≥20 |
≥35 |
250HB |
| DIN17175 |
ST45.8/Ⅲ |
410～530 |
≥255 |
≥21 |
≥27(DVM) |
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| 15Mo3 |
450～600 |
≥270 |
≥22 |
≥34(DVM) |
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| 13CrMo44 |
440～590 |
≥290 |
≥22 |
≥34(DVM) |
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| 10CrMo910 |
480～630 |
≥280 |
≥20 |
≥34(DVM) |
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| EN10216-2 |
15NiCuMoNb5-6-4 (WB36) |
610～780 |
≥440 |
≥19 |
≥40 |
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