Features: 1) Sizes: ID 1" - 560" 2) Material: AISI304,AISI321,AISI316L, Inconel625, Incoloy825,. 3) single hinged type Features:1) specification : ID 1"- 560"2) Material: AISI304,AISI321,AISI316L, Inconel6253) Operating Temperature: -320F-+1400F4) Hydraulic forming for bellows5) Standard: EJMA-20086)Testing : Pressure Test Visual Test Dimension Test Air Tightness Test NDT InspectionMaterial ...