Stainless steel ring gasket 2.5mm-80mm CS&AS&SS&Rubber ISO9001:2000,API ... 21,DIN127 ,JIS Stainless steel ring gasketType: Spiral wound gasket, oval RTJ, Octagonal RTJ, Lens gasket, corrugated gasket, Camprofil gasket, Double jacket gasket1)Spiral ... 72B, 65Mn, SUS304, phosphor copper Packing: export cartons with plastics bag, then onto pallets,or color small box packing Stainless steel ring gasket