Q235国标化学成分
Q235分A、B、C、D四级(GB700-88)
Q2360问答35A级含C0.14~0.22%Mn0.30~0.65Si≤0.30S≤0.050P≤0.045
Q235B级含C0.12~0.20%Mn0.30~城员往术算负积艺唱众0.670Si≤0.30S≤0.045P≤0.045
Q235C级含C≤0.18%Mn0.35~0.80Si≤0.30S≤0.040P≤0.040
Q235D级含紧措测五切践有员获了必C≤0.17%Mn0.35~0.8商保出依少0Si≤0.35S≤0.040P≤0.035
标签：Q235,化学成分,国标
