15CrMo石油裂化管/所有石油裂化管的化學(xué)成分
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發(fā)布時(shí)間:2012/2/29 14:53:19
化學(xué)成分:
標(biāo)準(zhǔn) | 牌號(hào) | 化學(xué)成分(%) | |||||||
C | Si | Mn | P | S | Cr | Mo | Ni | ||
GB9948 | 10 | 0.07~0.14 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.15 | / | ≤0.25 |
20 | 0.17~0.24 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.25 | / | ≤0.25 | |
15CrMo | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.035 | 0.80~1.10 | 0.40~0.55 | ≤0.30 | |
1Cr2Mo | ≤0.15 | 0.50~1.00 | 0.30~0.60 | ≤0.035 | ≤0.030 | 2.15~2.85 | 0.45~0.65 | / | |
1Cr5Mo | ≤0.15 | ≤0.50 | ≤0.60 | ≤0.035 | ≤0.030 | 4.00~6.00 | 0.45~0.60 | ≤0.60 |