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高压锅炉管化学成分 |
双击自动滚屏№ |
发布者:qywl 发布时间:2010-3-24 阅读:11次 【字体:大 中 小】 |
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 |
/ |
/ |
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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 |
/ |
/ |
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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 |
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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 |
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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 |
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