... ) Materials: SUS304, SUS321, SUS316L 3)Types: axile, lateral, single, double, universal, hinge Features:1) Sizes: ID 1" - 160"2) Materials: SUS304 ... Dimension Test Visual Test Air tightness Test Non destructive Test Pressure Test Material Certificate5)Certificate: ISO 9001Founded in 1999, Qinhuangdao Taidy ...