Standards ASTM A106 A333 A179 A192 ASME SA106 SA333 SA192 SA179 Dimensions ASTM ASME and API Outer Diameter 600 mm OD up to 9144 mm OD Sizes up to 24 NB Thickness 03mm 50 mm Type Seamless Welded Fabricated Schedule SCH20 SCH30 SCH40 STD SCH80 XS SCH60 SCH80 SCH120 SCH140 SCH160 XXS Seamless Pipes amp Tubes Size 1 8 NB 24 NB Length Single Random Double Random amp Required Length Form Round PipesTubes Square PipesTubes Rectangular PipeTubes End Plain End Beveled End Treaded