China 8bwg ASTM A358 TP304L / 1.4306 Double Welded Pipe with Annealed & Pickled Surface, Find details about China 17 4 pH Stainless Steel Pipe, Stainless Steel Tube 201 from 8bwg ASTM A358 TP304L / 1.4306 Double Welded Pipe with Annealed & Pickled Surface