无锡售 ASME-SA53B 钢管 现货 用途: 用于制造管道、容器、设备、管件及机械结构用无缝钢管 标准 牌号 化学成分(%) C Si Mn P S Cu Ni Mo Cr V GB/T8162 10 0.07~0.14 0.17~0.37 0.35~0.65 ≤0.035 ≤0.035 ≤0.25 ≤0.25 / ≤0.15 / 20 0.17~0.24 0.17~0.37 0.35~0.65 ≤0.035 ≤0.035 ≤0.25 ≤0.25 / ≤0.25 / 35 0.32~0.40 0.17~0.37 0.50~0.80 ≤0.035 ≤0.035 ≤0.25 ≤0.25 / ≤0.25 / 45 0.42~0.50 0.17~0.37 0.50~0.80 ≤0.035 ≤0.035 ≤0.25 ≤0.25 / ≤0.25 / Q345 0.12~0.20 0.20~0.55 1.20~1.60 ≤0.035 ≤0.035 ≤0.25 ≤0.25 / ≤0.25 / 15CrMo 0.12~0.18 0.17~0.37 0.40~0.70 ≤0.035 ≤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 ≤0.035 ≤0.25 ≤0.30 0.25~0.35 0.90~1.20 0.15~0.30 ASTMA53 ASMESA53 A ≤0.25 / ≤0.95 ≤0.05 ≤0.06 ≤0.40 ≤0.40 ≤0.15 ≤0.40 ≤0.08 B ≤0.30 / ≤1.20 ≤0.05 ≤0.06 ≤0.40 ≤0.40 ≤0.15 ≤0.40 ≤0.08