... Types: Concentric Reducers, Eccentric ReducersMaterials: ASTM A234 WPB, WPC, A105; A420 WPL6, WPL9, WPL3, WPL8; WPHY42, 46, 52, 56, 60, 65, 70 ... ; A234 WP12, A234 WP11, A234 WP22, A234 WP5, A420 WPL6, 1Cr5Mo, 1Cr2Mo, 12CrMo, 12CrMoG,V A335 P11, P12, P22, P5 ...