钢管种类 |
外径(D) |
壁厚(S) |
| |
冷拔管 |
钢管外径(mm) |
允许偏差(mm) |
钢管壁厚(mm) |
允许偏差(mm) |
>30~50 |
±0.3 |
>3~20 |
±10% |
|
标准 |
牌号 |
抗拉强度(MPa) |
屈服强度(MPa) |
伸长率(%) |
硬度 |
GB3087 |
10 |
335~475 |
≥195 |
≥24 |
/ |
20 |
410~550 |
≥245 |
≥20 |
/ |
|
GB5310 |
20G |
410~550 |
≥245 |
≥24 |
/ |
20MnG |
≥415 |
≥240 |
≥22 |
/ |
|
25MnG |
≥485 |
≥275 |
≥20 |
/ |
|
15CrMoG |
440~640 |
≥235 |
≥21 |
/ |
|
12Cr2MoG |
450~600 |
≥280 |
≥20 |
/ |
|
12Cr1MoVG |
470~640 |
≥255 |
≥21 |
/ |
|
12Cr2MoWVTiB |
540~735 |
≥345 |
≥18 |
/ |
|
10Cr9Mo1VNb |
≥585 |
≥415 |
≥20 |
/ |
|
ASME SA210 |
SA210A-1 |
≥415 |
≥255 |
≥30 |
≤143HB |
SA210C |
≥485 |
≥275 |
≥30 |
≤179HB |
|
ASME SA213 |
SA213 T11 |
≥415 |
≥205 |
≥30 |
≤163HB |
SA213 T12 |
≥415 |
≥220 |
≥30 |
≤163HB |
|
SA213 T22 |
≥415 |
≥205 |
≥30 |
≤163HB |
|
SA213 T23 |
≥510 |
≥400 |
≥20 |
≤220HB |
|
SA213 T91 |
≥585 |
≥415 |
≥20 |
≤250HB |
|
SA213 T92 |
≥620 |
≥440 |
≥20 |
≤250HB |
|
DIN17175 |
ST45.8/Ⅲ |
410~530 |
≥255 |
≥21 |
/ |
15Mo3 |
450~600 |
≥270 |
≥22 |
/ |
|
13CrMo44 |
440~590 |
≥290 |
≥22 |
/ |
|
10CrMo910 |
480~630 |
≥280 |
≥20 |
/ |
|
标准 |
牌号 |
化学成分(%) | ||||||||||||||
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
V |
Al |
W |
Ti |
Nb |
N | ||
GB3087 |
10 |
0.07~0.13 |
0.17~0.37 |
0.38~0.65 |
≤0.030 |
≤0.030 |
0.3~0.65 |
/ |
≤0.25 |
≤0.30 |
/ |
/ |
|
|
|
|
20 |
0.17~0.23 |
0.17~0.37 |
0.38~0.65 |
≤0.030 |
≤0.030 |
0.3~0.65 |
/ |
≤0.25 |
≤0.30 |
/ |
/ |
|
|
|
|
|
GB5310 |
20G |
0.17~0.24 |
0.17~0.37 |
0.35~0.65 |
≤0.030 |
≤0.030 |
≤0.25 |
≤0.15 |
≤0.20 |
≤0.25 |
≤0.08 |
|
|
|
|
|
20MnG |
0.17~0.24 |
0.17~0.37 |
0.70~1.00 |
≤0.030 |
≤0.030 |
≤0.25 |
≤0.15 |
≤0.20 |
≤0.25 |
≤0.08 |
|
|
|
|
|
|
25MnG |
0.18~0.24 |
0.17~0.37 |
0.80~1.10 |
≤0.030 |
≤0.030 |
≤0.25 |
≤0.15 |
≤0.20 |
≤0.25 |
≤0.08 |
|
|
|
|
|
|
15CrMo |
0.12~0.18 |
0.17~0.37 |
0.40~0.70 |
≤0.030 |
≤0.030 |
0.80~1.10 |
0.40~0.55 |
≤0.20 |
≤0.30 |
|
|
|
|
|
|
|
12Cr2MoG |
0.08~0.15 |
≤0.50 |
0.40~0.70 |
≤0.030 |
≤0.030 |
2.00~2.50 |
0.90~1.20 |
≤0.20 |
≤0.30 |
|
|
|
|
|
|
|
12Cr1MoV |
0.08~0.15 |
0.17~0.37 |
0.40~0.70 |
≤0.030 |
≤0.030 |
0.90~1.20 |
0.25~0.35 |
≤0.20 |
≤0.30 |
0.15~0.30 |
|
|
|
|
|
|
12Cr2MoWVTiB |
0.08~0.15 |
0.45~0.75 |
0.45~0.65 |
≤0.030 |
≤0.030 |
1.60~2.10 |
0.50~0.65 |
≤0.20 |
≤0.30 |
0.28~0.42 |
|
0.30~0.55 |
0.08~0.15 |
B 0.002~0.008 |
|
|
10Cr9Mo1VNb |
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 |
≤0.015 |
|
|
0.06~0.10 |
0.03~0.07 |
|
ASME SA210 |
SA210A-1 |
0.13~0.19 |
≥0.1 |
0.45~0.65 |
≤0.030 |
≤0.030 |
|
|
|
|
|
|
|
|
|
|
SA210C |
0.18~0.24 |
≥0.1 |
0.80~1.10 |
≤0.030 |
≤0.030 |
|
|
|
|
|
|
|
|
|
|
|
ASME SA213 |
SA213 T11 |
0.05~0.15 |
0.50~1.0 |
0.30~0.60 |
≤0.030 |
≤0.030 |
1.00~1.50 |
0.50~1.00 |
|
|
|
|
|
|
|
|
SA213 T12 |
0.05~0.15 |
≤0.50 |
0.30~0.61 |
≤0.030 |
≤0.030 |
0.80~1.25 |
0.44~0.65 |
|
|
|
|
|
|
|
|
|
SA213 T22 |
0.05~0.15 |
≤0.50 |
0.30~0.60 |
≤0.030 |
≤0.010 |
1.90~2.60 |
0.87~1.13 |
|
|
|
|
|
|
|
|
|
SA213 T23 |
0.04~0.10 |
≤0.50 |
0.10~0.60 |
≤0.030 |
≤0.030 |
1.90~2.60 |
0.05~0.30 |
|
|
|
≤0.030 |
1.45~1.75 |
B 0.0005~0.006 |
0.02~0.08 |
≤0.040 |
|
SA213 T91 |
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 |
|
SA213 T92 |
0.07~0.13 |
≤0.50 |
0.30~0.60 |
≤0.020 |
≤0.010 |
8.50~9.50 |
0.30~0.60 |
|
≤0.40 |
0.15~0.25 |
≤0.015 |
1.50~2.00 |
B 0.001~0.006 |
0.04~0.09 |
0.03~0.07 |
|
DIN 17175 |
ST45.8/Ⅲ |
≤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 |
0.30~0.70 |
≤0.025 |
≤0.020 |
2.00~2.50 |
0.90~1.10 |
≤0.30 |
≤0.30 |
|
≤0.015 |
|
|
|
|
|
标准 |
牌号 |
化学成分 | |||||
C |
Si |
Mn |
P、S |
Cr |
Mo | ||
DIN17175 |
St35.8 |
≤0.17 |
0.10~0.35 |
0.40~0.80 |
≤0.030 |
/ |
/ |
St45.8/Ⅲ |
≤0.21 |
0.1~0.35 |
0.40~1.20 |
≤0.030 |
/ |
/ | |
15Mo3 |
0.12~0.20 |
0.1~0.35 |
0.40~0.80 |
≤0.030 |
/ |
0.25~0.35 | |
13CrMo44 |
0.10~0.18 |
0.1~0.35 |
0.40~0.70 |
≤0.030 |
0.70~1.10 |
0.45~0.65 | |
10CrMo910 |
0.08~0.15 |
≤0.50 |
0.40 0.70 |
≤0.030 |
2.00~2.50 |
0.90~1.20 |
标准 |
牌号 |
抗拉强度(MPa) |
屈服强度(MPa) |
伸长率(%) |
DIN17175 |
St35.8 |
360~480 |
≥235 |
≥25 |
St45.8/Ⅲ |
410~530 |
≥255 |
≥21 | |
15Mo3 |
450~600 |
≥270 |
≥20 | |
13CrMo44 |
440~590 |
≥290 |
≥20 | |
0CrMo910 |
450~600 |
≥280 |
≥18 |
外径允许偏差 | ||
标准 |
外径(D) |
外径允许偏差 |
GB3087-1999 |
≤159 |
±1.0%(小为±0.5mm) |
>159 |
±1.0% | |
GB5310-1995 |
≤159 |
±1.0%(小为±0.5mm) |
>159 |
±1.0% |
壁厚允许偏差 | |||
标准 |
壁厚(S) |
壁厚允许偏差 | |
GB3087-1999 |
≤20 |
+15%,-12.5%(小为+0.45mm,-0.35mm) | |
>20 |
±12.5% | ||
GB5310-1995 |
<3.5 |
+15%(小为+0.48mm) | |
-10%(小为+0.32mm) | |||
3.5-20 |
+15%,-10% | ||
>20 |
D<219 |
±10% | |
D≥219 |
+12.5%,-10% |
纵向力学性能 | |||||
标准 |
牌号 |
抗拉强度(MPa) |
屈服点(MPa)≥ |
伸长率(%)≥ |
冲击功(J)≥ |
GB3087-1999 |
10 |
333-475 |
196 |
24 |
- |
20 |
392-588 |
245/226 |
20 |
- | |
GB5310-1995 |
20G |
410-550 |
245 |
24 |
35 |
20MnG |
≥415 |
240 |
22 |
35 | |
25MnG |
≥485 |
275 |
20 |
35 | |
15MoG |
450-600 |
270 |
22 |
35 | |
20MoG |
≥415 |
220 |
22 |
35 | |
12CrMoG |
410-560 |
205 |
21 |
35 | |
15CrMoG |
440-640 |
235 |
21 |
35 | |
12Cr2MoG |
450-600 |
280 |
20 |
35 | |
12Cr1MoVG |
470-640 |
255 |
21 |
35 | |
12Cr2MoWVTib |
540-735 |
345 |
18 |
35 |
化学成份 | ||||||||||||
标准 |
牌号 |
C |
Si |
Mn |
P≤ |
S≤ |
Cr |
Mo |
V |
Ti |
B |
W |
GB3087-1999 |
10 |
0.07-0.14 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
≤0.15 |
- |
- |
- |
- |
- |
20 |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.035 |
0.035 |
≤0.25 |
- |
- |
- |
- |
- | |
GB5310-1995 |
20G |
0.17-0.24 |
0.17-0.37 |
0.35-0.65 |
0.030 |
0.030 |
- |
- |
- |
- |
- |
- |
20MnG |
0.17-0.24 |
0.17-0.37 |
0.70-1.00 |
0.030 |
0.030 |
- |
- |
- |
- |
- |
- | |
25MnG |
0.22-0.30 |
0.17-0.37 |
0.70-1.00 |
0.030 |
0.030 |
- |
- |
- |
- |
- |
- | |
15MoG |
0.12-0.20 |
0.17-0.37 |
0.40-0.80 |
0.030 |
0.030 |
- |
0.25-0.35 |
- |
- |
- |
- | |
20MoG |
0.15-0.25 |
0.17-0.37 |
0.40-0.80 |
0.030 |
0.030 |
- |
0.44-0.65 |
- |
- |
- |
- | |
12CrMoG |
0.08-0.15 |
0.17-0.37 |
0.40-0.70 |
0.030 |
0.030 |
0.40-0.70 |
0.40-0.55 |
- |
- |
- |
- | |
15CrMoG |
0.12-0.18 |
0.17-0.37 |
0.40-0.70 |
0.030 |
0.030 |
0.80-1.10 |
0.40-0.55 |
- |
- |
- |
- | |
12Cr2MoG |
0.08-0.15 |
≤0.50 |
0.40-0.70 |
0.030 |
0.030 |
2.00-2.50 |
0.90-1.20 |
- |
- |
- |
- | |
12Cr1MoG |
0.08-0.15 |
0.17-0.37 |
0.40-0.70 |
0.030 |
0.030 |
0.90-1.20 |
0.25-0.35 |
0.15-0.30 |
- |
- |
- | |
12Cr2MoWVTiB |
0.08-0.15 |
0.45-0.75 |
0.45-0.65 |
0.030 |
0.030 |
1.60-2.10 |
0.50-0.65 |
0.28-0.42 |
0.08-0.18 |
0.002-0.18 |
0.30-0.55 |
标准 |
牌号 |
抗拉强度(MPA) |
屈服强度(MPA) |
ASTM A106 |
A |
≥330 |
≥205 |
B |
≥415 |
≥240 | |
C |
≥485 |
≥275 |
标准 |
牌号 |
化学成分 | |||||||||
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
V | ||
ASTM A106 |
A |
≤0.25 |
≥0.10 |
0.27~0.93 |
≤0.035 |
≤0.035 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.40 |
≤0.08 |
B |
≤0.30 |
≥0.10, DIV> |
0.29~1.06 |
≤0.035 |
≤0.035 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.40 |
≤0.08 | |
C |
≤0.35 |
≥0.10 |
0.29~1.06 |
≤0.35 |
≤0.35 |
≤0.40 |
≤0.15 |
≤0.40 |
≤0.40 |
≤0.08 |
钢管种类 |
外径(D) |
壁厚(S) | ||
冷拔管 |
外径 |
允许公差 |
壁厚 |
允许公差 |
>30~50 |
+0.3% |
≤25 |
+10% | |
>50~325 |
+0.8% | |||
热轧管 |
>6~168 |
+1.0% |
≤25 |
-10%,+12.5% |