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 |
|
|
|
|
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 |
|
|
|
|
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 |
|
|
|
|
|
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 |
|
|
|
|
|
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 |
|
|
|
|
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 |
|
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 |
|
|
|
|
|
|
|
P12 |
0.05~0.15 |
≤0.50 |
0.30~0.61 |
≤0.030 |
≤0.030 |
0.80~1.25 |
0.44~0.65 |
|
|
|
|
|
|
|
P22 |
0.05~0.15 |
≤0.50 |
0.30~0.60 |
≤0.030 |
≤0.030 |
1.90~2.60 |
0.87~1.13 |
|
|
|
|
|
|
|
P5 |
≤0.15 |
≤0.50 |
0.30~0.60 |
≤0.030 |
≤0.030 |
4.00/6.00 |
0.45/0.65 |
|
|
|
|
|
|
|
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 |
|
≤0.40 |
0.18~0.25 |
≤0.015 |
|
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 |
|
|
|
|
|
|
|
|
|
15Mo3 |
0.12~0.20 |
0.10~0.35 |
0.40~0.80 |
≤0.035 |
≤0.035 |
|
0.25~0.35 |
|
|
|
|
|
|
|
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 |
|
|
|
|
|
|
|
10CrMo910 |
0.08~0.15 |
≤0.50 |
0.40~0.70 |
≤0.035 |
≤0.035 |
2.00~2.50 |
0.90~1.20 |
|
|
|
|
|
|
|
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 |
|
≤0.05 |
|
0.015~0.045 |
|
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 |
|
25MnG |
≥485 |
≥275 |
≥20 |
≥35 |
|
15CrMoG |
440~640 |
≥235 |
≥21 |
≥35 |
|
12Cr2MoG |
450~600 |
≥280 |
≥20 |
≥35 |
|
12Cr1MoVG |
470~640 |
≥255 |
≥21 |
≥35 |
|
10Cr9Mo1VNbN |
≥585 |
≥415 |
≥20 |
≥35 |
|
ASTM A333 |
A333 Gr1 |
≥380 |
≥205 |
≥28 |
-45℃ ≥18 |
|
A333 Gr6 |
≥415 |
≥240 |
≥22 |
-45℃ ≥18 |
|
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) |
|
15Mo3 |
450~600 |
≥270 |
≥22 |
≥34(DVM) |
|
13CrMo44 |
440~590 |
≥290 |
≥22 |
≥34(DVM) |
|
10CrMo910 |
480~630 |
≥280 |
≥20 |
≥34(DVM) |
|
EN10216-2 |
15NiCuMoNb5-6-4 (WB36) |
610~780 |
≥440 |
≥19 |
≥40 |
|
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