Introduce :
Standard: BS 1387,BS EN10296,BS 1139,BS EN10025,JIS G3461-2005,GB 5310-1995,GB 3087-1999,GB/T 8163-1999,GB/T 8162-1999,GB 13296-2007,ASTM A106-2006,ASTM A213-2001,API 5CT,API 5L,API 5DP,BS,JIS,GB,ASTM,API
Grade: 10#,20#,45#,15CrMo,15MnV,16Mn,A53(A,B),API J55,API K55,API N80,Q235,Q345,Q195,Q215,10#-45#,Cr-Mo alloy,Mn-V alloy,A53-A369,API J55-API P110,Q195-Q345
Location:
China