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SM490A

2020-04-24 20:29:11

Steel Grade: Old Grade: Thinkness/(mm): C(％): Si(％): Mn(％): P≤(％): S(％)≤: CE:
SM490A SM50A ≤50 ≤0.20 ≤0.55 ≤1.60 0.035 0.035 0.44
SM490A SM50A ＞50～200 ≤0.22 ≤0.55 ≤1.60 0.035 0.035 0.47

Steel Grade: Yield Strengthσs/MPa|＜16mm: Yield Strengthσs/MPa|16～40: Yield Strengthσs/MPa|40～75: Yield Strengthσs/MPa|75～100: Yield Strengthσs/MPa|100～160: Yield Strengthσs/MPa|160～200:
SM490A 325 315 295 295 285 275

Steel Grade: Tensile Strength|σb/Mpa:|＜100mm: Tensile Strength|σb/Mpa:|100～200: AKV(0℃)/J: Extensibility|d/mm: Extensibility|δ(％):
SM490A 490～610 490～610 — ＜5；5～16；16～50；＞4 22；17；21；24


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