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 |
| |