... 304L,410,316,316L ISO9001:2000 Metal Cascade RingMetal Cascade Mini Ring is made by materials like carbonsteel,stainless steel or ... Versatility, easily wettable, high resistance to fouling, high temperature • High Mechanical Strength, suitable for deeper beds • High temperature resistanceTechnical dataSizeThicknessmmDimensionmmNumber per ... steel including 304,304L,410,316,316L Metal Cascade Mini Ring