牌号：HRB335、HRB400、HRB335E、HRB400E、HRB500、HRB500E
化学成分：
牌号 | C | Mn | Si | S、P | Ceq |
HRB335 HRB335E | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.52 |
HRB400 HRB400E | ≤0.54 |
HRB500 HRB500E | ≤0.55 |
物理性能：
牌号 | 物理性能 |
ReL/MPa | Rm/MPa | A/% | Rom/ RoeL | RoeL// ReL | Agt/% |
HRB335 HRB335E | ≥335 | ≥455 | ≥17 | ≥1.25 | ≤1.30 | ≥7.5 ≥9.0 |
HRB400 HRB400E | ≥400 | ≥540 | ≥16 | ≥1.25 | ≤1.30 | ≥7.5 ≥9.0 |
HRB500 HRB500E | ≥500 | ≥630 | ≥15 | ≥1.25 | ≤1.30 | ≥7.5 ≥9.0 |
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