材质Q235与SUS304有什么区别 请问材质Q235与不锈钢在强度等方面有什么区别？
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1.Q235分A、B、C、D四级(GB700-88)
Q235A级含C0.14~0.22% Mn0.30~0.65Si≤0.30S≤0.050P≤0.045
Q235B级含C0.12~0.20% Mn0.30~0.670Si≤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C≤0.17% Mn0.35~0.80Si≤0.35S≤0.040P≤0.035
Q235的屈服点大于235 MPa，
2.SUS304对应中国牌号:0Cr18Ni9:
化学成分:C≤0.07 Si≤1.00 Mn≤2.00 P≤o.o35 S≤0.030
Ni8.00--10.00 Cr17.00---19.00
抗拉强度 ≥520Mpa
屈服强度≥205 Mpa
绛旓細Q235鏄⒊閽㈡潗璐紝鏄搧鐨勶紱SUS304鏄笉閿堥挗鐨锛屼笉閿堥挗鍒嗘湁SUS304 鍜 SUS316L涓ょ銆
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