q195与Q235化学成分的区别

2024-11-30 11:11:33
推荐回答(3个)
回答1:

碳 硅 锰不同

按照国标

Q195

【化学成分】(质量分数)(%) 

C:≤0.12 

Mn:≤0.50 

Si:≤0.30 

S:≤0.040 

P:≤0.035 

脱氧方法:F、b、Z 

Q235

Q235分A、B、C、D四级(GB/T 700-2006) 

Q235A级含 C ≤0.22% Mn ≤1.4% Si ≤0.35% S ≤0.050 P ≤0.045 

Q235B级含 C ≤0.20% Mn ≤1.4% Si ≤0.35% S ≤0.045 P ≤0.045 

Q235C级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.040 P ≤0.040 

Q235D级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.035 P ≤0.035 

回答2:

Q195
【化学成分】(质量分数)(%)

  C:≤0.12

  Mn:≤0.50

  Si:≤0.30

  S:≤0.040

  P:≤0.035

  脱氧方法:F、b、Z

Q235
Q235分A、B、C、D四级(GB/T 700-2006)

  Q235A级含 C ≤0.22% Mn ≤1.4% Si ≤0.35% S ≤0.050 P ≤0.045

  Q235B级含 C ≤0.20% Mn ≤1.4% Si ≤0.35% S ≤0.045 P ≤0.045

  Q235C级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.040 P ≤0.040

  Q235D级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.035 P ≤0.035

回答3:

碳 硅 锰不同
按照国标
Q195
【化学成分】(质量分数)(%)

  C:≤0.12

  Mn:≤0.50

  Si:≤0.30

  S:≤0.040

  P:≤0.035

  脱氧方法:F、b、Z

Q235
Q235分A、B、C、D四级(GB/T 700-2006)

  Q235A级含 C ≤0.22% Mn ≤1.4% Si ≤0.35% S ≤0.050 P ≤0.045

  Q235B级含 C ≤0.20% Mn ≤1.4% Si ≤0.35% S ≤0.045 P ≤0.045

  Q235C级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.040 P ≤0.040

  Q235D级含 C ≤0.17% Mn ≤1.4% Si ≤0.35% S ≤0.035 P ≤0.035
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