... by metal hoop band and different kinds of filling material. It is used in flange joint of value, ... building, machine, atomic energy, space navigation.Hoop/Inner/Outer Ring Material: Ocr13, 304SS, 304LS, 316SS, 316LSS, Low Carbon Steel, ... 316Tiss, 321SS, etc.Packing Material: Asbestos Band, Expanded Graphite, Teflon Band, Non-Asbestos, MicaMaterialTemperature (°C)PHAsbestos≤5000-14Graphite ...