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Material Grade: Gr1,GR2,GR4,GR5,GR7,GR9 etc.
Surface: Pickling, Polished, Bright finish etc.
Standard: ASTM B338/ASME SB338, ASTM B337/ASME SB337, ASTM B861/ASME SB861,ASTM B862/ASME SB862,AMS4911,AMS4928 etc.