C Si Mn S P Cr Ni Mo Cu W V Nb 残余总量 及其他 抗拉强度 MPa 屈服强度 Mpa 延伸率 % 收缩率 % 冲击值 J WCB ASTM A216M-14 ≤0.30 ≤ 0.60 ≤ 1.00 ≤0.035 ≤ 0.035 ≤ 0.50 ≤ 0.50 ≤0.20 ≤0.30 ≤0.03 ≤ 1.00 485-655 250 22 35 正火 WCC ASTM A216M-14 ≤0.25 ≤ 0.60 ≤ 1.20 ≤0.035 ≤ 0.035 ≤ 0.50 ≤ 0.50 ≤0.20 ≤0.30 ≤0.03 ≤ 1.00 485-655 275 22 35 正火 1.0619 EN10213:2007 0.18~0.23 ≤ 0.60 0.50~1.20 ≤0.020 ≤ 0.030 ≤ 0.30 ≤ 0.40 ≤0.12 ≤0.30 ≤0.03 微量 4