结构用无缝钢管(GB/T8162-2008)是用于一般结构和机械结构的无缝钢管
标准 | 牌号 | 化学成分 | |||||||
C | Si | Mn | P、S | Cu | Ni | Mo | Cr | ||
GB/T8162 | 10 | 0.07~0.14 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.15 |
20 | 0.17~0.24 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
35 | 0.32~0.40 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
45 | 0.42~0.50 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
16Mn | 0.12~0.20 | 0.20~0.55 | 1.20~1.60 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | |
12CrMo | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.25 | ≤0.30 | 0.40~0.55 | 0.40~0.70 | |
15CrMo | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.25 | ≤0.30 | 0.40~0.55 | 0.80~1.10 | |
12Cr1MoV | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.25 | ≤0.30 | 0.25~0.35 | 0.90~1.20[1] |