ASTM A53 JIS G3452 Welded Steel Pipe LSAW SSAW Q195,Q215A,Q235A,Q235C,Q235B,16mn,20#,Q345,L245,L290,X42,X46,X60,X80,0cr13,1cr17,00Cr19Ni11,1Cr18Ni9,0cr18ni1

China ASTM A53  JIS G3452 Welded Steel Pipe LSAW  SSAW Q195,Q215A,Q235A,Q235C,Q235B,16mn,20#,Q345,L245,L290,X42,X46,X60,X80,0cr13,1cr17,00Cr19Ni11,1Cr18Ni9,0cr18ni1, Find details about China Welded Tube, Welded Pipe from ASTM A53  JIS G3452 Welded Steel Pipe LSAW  SSAW Q195,Q215A,Q235A,Q235C,Q235B,16mn,20#,Q345,L245,L290,X42,X46,X60,X80,0cr13,1cr17,00Cr19Ni11,1Cr18Ni9,0cr18ni1