Introduce :
Standard: BS EN10025,JIS G3461-2005,JIS G3454-2007,JIS G3452-2004,JIS G3456-2004,JIS G3457-2005,GB/T 9711.1-1997,GB/T3901,DIN 1626,DIN 1629/3,DIN 1629/4,DIN 17175,DIN EN 10025,ASTM A53-2007,BS,JIS,GB,DIN,ASTM
Grade: 20#,45#,16Mn,A53(A,B),St45-8,St35.4,St52.4,St45-4,STB42,STPG42,Q235,Q345,10#-45#,A53-A369,ST35-ST52,STB35-STB42,Q195-Q345
Location:
China