Details : Seamless / Erw Pipes - Astm/asme A106 Gr.A/B/C, A53 Gr. A/B, API5L, X42, X52, X65, etc. Seamless Boiler Tubes - BS-3059/part2 & ASTM A-179 or equivalent. Erw Boiler Tubes - BS-3059/part 1 or 3 Range : Size - 1/4" TO 56" Thickness - 0.5 mm TO 60 mm Schedule - SCH. 5 TO SCH. XXS Tube Range : Size - 3 mm OD to 60 mm OD Thickness - 0.1 mm TO 6.00 mm