Standards ASTM / ASME A790, A928, A789 / SA790, SA928, SA789 Outer Diameter 6.00 mm OD up to 914.4 mm OD, Sizes up to 24â?? NB Thickness 0.3mm â?? 50 mm Type Seamless / ERW / EFW / Welded / Fabricated / LSAW Pipes Schedule SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS Seamless Pipes & Tubes Size 1 / 8â?³ NB â?? 24â?³ NB ERW Pipes & Tubes Size 1 / 8â?³ NB â?? 36â?³ NB EFW Pipes & Tubes Size 6â?³ NB â?? 100â?³ NB Length Single Random, Double Random & Required Length Form Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, â??Uâ?? Shape, Pan Cake Coils, Hydraulic Tubes End Plain End, Beveled End, Treaded