C | Si | Mn | P | S | Cr | Mo | Nb | Ti | V | Al | B | Ceq | Ni |
≤0.20 | ≤0.50 | ≤2.0 | ≤0.020 | ≤0.010 | ≤0.80 | ≤1.0 | ≤0.05 | ≤0.05 | ≤0.05 | ≥0.015 | ≤0.005 | ≤ 0.60 | ≤2.0 |
牌号 | 规格 | 屈服强度(MPa) | 抗拉强度(MPa) | 延伸率A(%) | 180°冷湾d=3a | AKv,纵向(J) |
BWELDY960QL2 | 10-50 | ≥960 | 980-1150 | ≥12 | 完好 | -20℃≥30 |
BWELDY960QL4 | 10-50 | ≥960 | 980-1150 | ≥12 | 完好 | -40℃≥30 |
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