... removed & Bright annealed. Test:Eddy current & Hydrostatic test, etc. Stainless steel welded tube/pipe. Stainless steel welded tube / pipe:1. Standard: GB, ASTM, JIS ... , bright annealed, pickling, electropolishing, mechanical polishing.8. Test: eddy current, hydrostatic test, mechanical properties test, chemical test, etc.9. Packing: plastic bag, seaworthy woodedn/plywood ...