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q235d鋼板
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Q235是碳素結構鋼,根據國標(GB/T 221-2000)規定,235為其屈服強度,即235MPa
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化學成分:
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Q235分A、B、C、D四級(GB700-88)
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Q235A級含C0.14~0.22% Mn0.30~0.65Si≤0.30S≤0.050P≤0.045
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Q235B級含C0.12~0.20% Mn0.30~0.670Si≤0.30S≤0.045P≤0.045
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Q235C級含C≤0.18% Mn0.35~0.80Si≤0.30S≤0.040P≤0.040
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Q235D級含C≤0.17% Mn0.35~0.80Si≤0.35S≤0.040P≤0.035
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密度:7.85
Q235是碳素結構鋼,根據國標(GB/T 221-2000)規定,235為其屈服強度,即235MPa
化學成分:
Q235分A、B、C、D四級(GB700-88)
Q235A級含C0.14~0.22% Mn0.30~0.65Si≤0.30S≤0.050P≤0.045
Q235B級含C0.12~0.20% Mn0.30~0.670Si≤0.30S≤0.045P≤0.045
Q235C級含C≤0.18% Mn0.35~0.80Si≤0.30S≤0.040P≤0.040
Q235D級含C≤0.17% Mn0.35~0.80Si≤0.35S≤0.040P≤0.035
密度:7.85
新手教學
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