Features: 1) Sizes: 10 - 150mm 2) Lengths: according to clients' requirements3) Steel grades: GB/T9787 Q235B, JIS G3101 SS400, DIN 17100 St 37-2, ASTM A36, 10#,20#, 45#, 20Cr4) Quality control: test products' mechanical and chemical properties in every procedure(third party inspection institution: CIQ, SGS, ITS, BV etc.)
steel round bar,