... WP12, WP22, WP5, WP9, WP913 SPECIAL ALLOYInconel 600, Inconel 625, Inconel 718, Inconel X750, Incoloy 800, Incoloy 800H, ... NACE & HIC Fittings. FLANGES FLANGESProduction NameSlip-on welding flange;welding nece flange;socket welding flange;threaded flange;lapped flange;blind ;spectacle ... F9, F11, F12, F22, F913 SPECIAL ALLOYInconel 600, Inconel 625, Inconel 718, Inconel X750, Incoloy 800, Incoloy 800H, ...