China Hot Rolled Thick Wall Square Carbon Tube China Supplier Square Hollow Steel Tube China Cold Dr

1.Product Parameter

ShapeSquare:20*20-200*200mmRectangular:30*20-250*150mmThickness1.0-12.0mmLength3-12m,or as per your requestTechniqueHot Rolled, Cold Rolled,ERW,High-frequency welded,ExtrudedSurfaceBared, Oil, Galvanized, Paint,etcStandardGB/T3094-2000,GB/T6728-2002,ASTM A500,JIS G3466,DIN EN10210,or othersMaterialQ195,Q235,Q275,Q345,S355,St33,St37,St52A500,A513,A106 and so onCertificationISO9001:2000,CE,SGSPackageWooden box,steel strip,pallet,or as your requestProductivity15000tons/monthUsageMachinery manufacture,Roads and Bridges,Construction,TransportationIf you have any questions, please don't hesitate to contact me.SQUARE SIZESize(mm)Wall thickness(mm)Size(mm)Wall thickness(mm)Size(mm)Wall thickness(mm)20x201.0-3.060x601.8-6.0115x1151.8-8.025x251.0-3.065x651.8-6.0120x1202.5-10.030x301.0-4.070x701.8-6.0125x1252.5-10.035x351.0-4.075x751.8-6.0130x1304.0-10.038x381.0-5.080x801.8-8.0135x1354.0-10.040x401.0-6.085x85Crane 1.8-8.0140x1404.0-10.042x421.2-Geographic Surveying Instrument 6.090x901.8-8.0150x1504.0-10.045x451.2-6.095x951.8-8.0Circuit Board 160x1604.0-10.048x 481.2-6.0100x1001.8-8.0180x1804.0-10.050x501.8-5.0105x1051.8-8.0190x1904.0-12.055x551.8-5.0110x1101.8-8.0200x2004.0-12.0RECTANGULAR SIZESize(mm)Wall thickness(mm)Size(mm)Wall thickness(mm)Size(mm)Wall thickness(mm)30x201.0-3.080x401.8-6.0120x1002.5-10.040x201.0-3.080x501.8-6.0140x702.5-8.040x301.0-3.090x601.8-6.0150x752.5-8.050x201.0-3.0100x401.8-6.0150x902.5-8.050x251.8-4.0100x501.8-6.0150x1002.5-10Refrigeration Equipment .050x301.8-4.0100x601.8-6.0160x802.5-8.050x401.8-4.0100x801.8-6.0200x802.5-8.060x301.8-6.0120x401.8-6.0200x1002.5-10.060x401.8-6.0120x501.8-6.0200x1502.5-10.070x301.8-6.0120x601.8-6.0250x1004.0-12.070x501.8-6.0120x801.8-10.0250x1504.0-12.0