Material 304 Stainless Steel Processing method Casting Nickel content of Tri Clamp 7.8 percent. Grade of quality Hygiene grade,Sanitary Connection Clamping Tube O/D 45mm Can Be Applied To The Pharmaceutical And Food Industries! Package Include:1 Pc SS304 Sanitary Pipe Weld Ferrule + 1 Pc Tri Clamp + 1 Pc Silicon Gasket + 1 Pc End Cap NOTE: We also have other relevant products, please feel free to contact us! we have a lot of stainless steel pipe fitting ,see the picture below and click it to buy