2 inch sch 20 ST52 cold drawn Stress Relieved Honed Tube 2 inch sch 20 ST52 cold drawn Stress Relieved Honed Tube is usede in pressure porpose like boilers, heat exchangers, super heaters, ect.We can supply st52Honed Tube size rang12.7mm*1.2mm-127mm*14mm 1.Cold Drawn Steel Tube Technical Parameters Out diameter: 12.7mm-127mm Thickness: 1.2mm-14mm Length: SRL; DRL; 5.8M; 11.8M, Fixed Length as per client`s requirements. Steel Standard: ASTM a210 A1, C, ASTM A179, ASTM A192, DIN 17175 ST35.8, ST45.8, BS3059-1, CDS320, BS3602-1, CFS360, CFS430 ECT Surface: Oil or varnish coated; Package: PlainBevel End With End Caps. Waterproof Packing, Bare Packing, In bundle, Nest Packing, Standard Export Packing Inspection: SGS; BV. Certificate: ISO9001; 2000 Date of Delivery: After received deposit 15-60 Days According to the Quantity Payment: TT; 100% LC at sight; Western Union; DA; DP; OA Port of Shipment: Xingang Tianjin; Shanghai Port; Guangdong port; Ningbo Port; Qingdao port. 2.Cold Drawn Steel Tube Showcase 3.Cold Drawn Steel Tube Facility 3.Cold Drawn Steel Tube Inspection Equipment 4.Cold Drawn Steel Tube Packing and Transportation.