High casting Stainless Steel coupling with ss handle 1.Sizes:From 1/2" to 6" 2. ... A-A-59326 or DIN 2828 High casting Stainless Steel coupling with ss handle Material introduce: 316 by adding Mo, so ... ,304L,316,316L,321,310S,430 etc.StructureMetal Bellows Stainless Steel 316 Camlock Coupling1/2"E-050-SS316Coupler X ... -SS316Coupler X Male thread 6" SS316 High casting Stainless Steel coupling with ss handle