Introduce :
Standard: BS 1387,BS EN 39,BS EN10219,JIS G3441,GB 5310-1995,GB/T 8163-1999,GB/T 3091-2001,ASTM A106-2006,ASTM A53-2007,ASTM A513-2007,ASTM A523-1996,ASTM A335M-2006,API 5L,BS,JIS,GB,ASTM,API
Grade: 10#,20#,45#,15Mo3,16Mo,16mo3,A53(A,B),A106(B,C),Q235,Q345,Q195,Q215,10#-45#,Mo,A53-A369,Q195-Q345,Q195,Q215,Q235B,Q345B
Location:
China
