Standard: BS, GB, DIN, ASTM, API Standard: BS 1387, GB/T 8163-1999, GB/T 8162-19

Standard: BS, GB, DIN, ASTM, API Standard: BS 1387, GB/T 8163-1999, GB/T 8162-19... Grade: 10#-45#, 16Mn, A53-A369, ST35-ST52, Q195... Grade: 10#, 20#, 45#, 16Mn, A106(B,C), St52, St... Thickness: 5 - 50 mm Section Shape: Round

Seamless carbon and alloy sprial steel tube