... , and heavily cold worked welded austenitic stainless steel pipe/tubes intended for high-temperature and general corrosive service ... ) Process method: Cold drawn, Pickling, Polishing, Annealing, Inner bead Removed, Inner Pplishing, TIG welded, Plasma Arc Welded.3) Standards: ASTM ... 2mm, thickness: +/-0.03mm and length: +/-5mm 8) Packaging: Inner packing: 1 plastic bag (polythene) / piece, and 500kgs is ...