Standard Specification for Steel, Sheet and Strip, Heavy Thickness Coils, Hot Rolled, Carbon, Structural, High-Strength Low-Alloy, Columbium or Vanadium, and High-Strength Low-Alloy with Improved Formability

 
  • 改良可成形性高強度低合金和高強度低合金、鈳或釩、結構性、熱滾軋、深厚度、碳鋼卷材、薄板和帶材的標準規范
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