... Size:16mm,25mm,38mm,50mm,76mm,90mm Material:SS304,SS316,SS410 Supply Ability:50000m3/Year Metal Raschg Ring Metal rasching ring ... :carbon steel, stainless steel including 304, 304L, 410,316, 316L, SS410.Sample oneSample twoRaw materialReady to produce In productionWorkshopIn wrappingCarton box ... Metal Raschig Ring for petrochemical industry (SS304,SS304L,SS316,SS316L,SS410,Carbon Steel, etc)