营口规格齐全的20G高压锅炉管按需定制
营口规格齐全的20G高压锅炉管按需定制
营口20G高压锅炉管简介
高温用无缝碳钢管
执行标准
ASTM A106/ASME SA106
用途
用于输送水、油、气等流体。
主要钢级牌号
A106A、A106B、A106C
机械性能
|
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 |
化学成分
|
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 |
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 |
|
注：① 在规定的最大碳含量以下，碳含量每降低0.01%，则允许在规定的最大锰含量之上各增加0.06%的含锰量，但最大不得超过1.35%；
② Cu、Ni、Cr、Mo、V这五种元素之和不得大于1.00%
尺寸公差
|
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% |
营口20G高压锅炉管知识
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 |
|
|
|
|
|
营口20G高压锅炉管现货
| 高压合金管 | 12cr1moV | 420*26 | 国标 | 大量 | 大量 | 电议 | *** |
| 高压合金管 | 12cr1moV | 420*36 | 国标 | 大量 | 大量 | 电议 | *** |
| 高压合金管 | 12cr1moV | 420*38 | 国标 | 大量 | 大量 | 电议 | *** |
| 高压合金管 | 12cr1moV | 420*40 | 国标 | 大量 | 大量 | 电议 | *** |
| 高压合金管 | 12cr1moV | 420*42 | 国标 | 大量 | 大量 | 电议 | *** |
| 无缝钢管 | Q345B | 133*15 | 国标 | 大量 | 大量 | 电议 | *** |
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