Welded Hollow Section
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Standard ASTM A53 GR.A GR.B / A500 GR.A GR.B GR.C
EN10219 10210 S235JRH S275JRH S275JOH S355JRH S355J0H S355J2H S355K2H
JIS G3466 STKR400 STKR490
AS1163 1074
C250 C250LOC350 C350LO C450 C450LO
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Size Flat Dimension: 10-500mm
Wall Thickness: 0.5-30mm