Introduce :
Standard: BS 1387,JIS G3461-2005,GB 5310-1995,GB 3087-1999,GB/T 8163-1999,GB/T 8162-1999,DIN 1626,DIN 1629/3,ASTM A106-2006,ASTM A213-2001,ASTM A312-2001,ASTM A53-2007,API 5CT,API 5L,API 5DP,BS,JIS,GB,DIN,ASTM,API
Grade: 10#,20#,45#,16Mn,A53(A,B),A106(B,C),A269,API J55,API K55,API N80,API L80,Q235,Q345,Q195,Q215,10#-45#,A53-A369,API J55-API P110,Q195-Q345
Location:
China