Introduce :
Standard: BS 1387,BS EN10219,JIS G3459-2004,GB 5310-1995,GB 3087-1999,GB/T 8163-1999,GB/T 8162-1999,GB/T8162,GB/T8163,GB/T5310,DIN 17175,ASTM A106-2006,ASTM A53-2007,ASTM A53M-2007,ASTM A335M-2006,BS,JIS,GB,DIN,ASTM
Grade: 10#,20#,45#,16Mo,16mo3,16Mn,A53(A,B),A106(B,C),API J55,API K55,St37,Q235,Q345,Q195,Q215,10#-45#,Mo,A53-A369,API J55-API P110,ST35-ST52,Q195-Q345
Location:
China