钢号 | 厚度/mm | Rel/MPa | Rm /MPa | A/% | −20℃纵向AKV/J | 180℃冷弯 | 屈强比 | ψZ/% |
Q390DZ35 | >6~16 | 390 | 490~650 | ≥21 | ≥34 | d = 2a | < 0. 85 | ≥35 |
>16~40 | 380 | 490~650 | ≥21 | ≥34 | d = 3a | < 0. 85 | ≥35 | |
>40~63 | 360 | 490~650 | ≥20 | ≥34 | d = 3a | < 0. 85 | ≥35 | |
>63~80 | 340 | 490~650 | ≥20 | ≥34 | d = 3a | < 0. 85 | ≥35 |