No.8 West Renming Road, Yangshi LuosheTown, Huishan District, Wuxi City,Jiangsu
0510-83557000, 0510-83568992, 0510-83569981, 0510-83568991
StandardChinese GB9948
ApplicationIt is used for the seamless steel tubes for furnace,heat exchangers and pipeline in petroleum refineries.
Main steel pipe grade102012CrMo15CrMoOther grade is also negotiable.
Chemical Composition(%)&Mechanical Propertise
Standard | Grade | Chemical Composition(%) | ||||||
C | Si | Mn | Ni | Cr | Mo | P.S | ||
GB9948 | 10 | 0.170.14 | 0.170.37 | 0.350.65 | ≤ 0.25 | ≤ 0.15 | / | ≤ 0.035 |
20 | 0.170.24 | 0.170.37 | 0.350.65 | ≤ 0.25 | ≤ 0.25 | / | ≤ 0.035 | |
12CrMo | 0.08 ～0.15 | 0.170.37 | 0.40.7 | ≤ 0.3 | 0.40.7 | 0.40.55 | ≤ 0.035 | |
15CrMo | 0.120.18 | 0.170.37 | 0.40.7 | ≤ 0.3 | 0.81.1 | 0.40.55 | ≤ 0.035 | |
Mechanical Propertise | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation | |||||
10 | 330490 | ≥ 205 | ≥ 24 | |||||
20 | 410550 | ≥ 245 | ≥ 21 | |||||
12CrMo | 410560 | ≥ 205 | ≥ 21 | |||||
15CrMo | 440640 | ≥ 235 | ≥ 21 | |||||
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