... EN, JB, GB, HG, UNI, API CS,SS... Rasied face flang Technics: Forged Size: from 1/2 to 200 inch ... (Ff), Thrf (Ff) Facing Method: rust preventing oil, spray paint (black, yellow), hot galvanization, cold galvanization or colored electroplate, ... Of Jointing Faces: raised face; ring joint face; tongue and groove face; male and female face; lapped joint; flat face; threaded Connection: Welding Varieties ...