Commodity nameIron rectangular hollowDimensions20*20--100*100MM,20*30--120*80MMLength3--12MThickness1.0--3.5mmProduction techniqueWeldedMaterialQ195--235Surface finishBlackStandardGBQuality gradeFirst gradeDimensional tolerance±0.3 mmPackingPacked in bundle, wrapped with steel strips,or as per clients requirementsUsageConstruction, bridge, highway, windows of model steel door, building materials, fence, heating facilities etc.NoticeSpecial design is available according to your requirements If convenience pleacecallthe phoe number of86-22-68599709