|
|
|
 无缝钢管知识 |
| 【高压锅炉管尺寸公差】【高压锅炉管力学性能及化学成分】-鲁西万正钢管友情提供 |
| 双击自动滚屏 |
发布者：鲁西万正 发布时间：2011/3/9 阅读：4787次 【字体：大 中 小】 |
【高压锅炉管尺寸公差】【高压锅炉管力学性能】-鲁西万正钢管友情提供
高压锅炉管尺寸公差
|
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％ |
|
高压 锅炉管重量计算公式:
[(外径-壁厚)*壁厚]*0.02466=kg/米(每米的重量)
高压锅炉管力学性能
|
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 |
/ |
|
高压锅炉管化学成分
|
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 |
|
|
|
|
|
|
|
|
|
