A213 标准 牌号 C Si Mn P、S Cr Mo V Cu Ni
ASTM A213合金管
ASME SA213合金管 T11: 0.05~0.15 0.50~1.00 0.30~0.60 ≤0.025 1.00~1.50 0.44~0.65 / / /
A213T12: 0.05~0.15 ≤0.50 0.30~0.61 ≤0.025 0.80~1.25 0.44~0.65 / / /
A213T22 0.05~0.15 ≤0.50 0.30~0.60 ≤0.025 1.90~2.60 0.87~1.13 / / /