Steel material and grade
Steel material and grade Carbon structural steel:Example: Q235B (GB/T 700)Q is the first letter of the Chinese Pinyin for the initial character “Qu” in yield strength;235 refers to a yield strength not less than 235Mpa;B refers to the grade of steel, which is divided into grades A, B, C, and D.Finally, the deoxidation method code […]
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