stainless steel hose ferrules We supply ferrules from very small to big size, ... ,301,304,316 1.Product Name: Crimp Ferrule2.Material: Stainless Steel, Steel, Aluminium3.Size: DN020, DN025, DN032, DN040, DN050, DN065, DN080, ... benefit from increased coupling retention and a higher assembly working pressure rating. For more information,please contact us freely. stainless steel flexible hose ferrule