Stainless steel ring gasket 2.5mm-80mm CS&AS&SS&Rubber ISO9001:2000, ... ,CE,BV ANSI B18.21,ASME B16.21,DIN127 ,JIS Stainless steel ring gasketType: Spiral wound gasket, oval RTJ, Octagonal RTJ, Lens gasket ... A,B,C,D four styles 2)Material:tinplate/304/316+graphite 3)Used in pump,chemical,etc. 1. Specification: 2 ... plastics bag, then onto pallets,or color small box packing Stainless steel ring gasket