GOST 12821-80 Welding Neck Flange
Standard: GOST 12821-80
Presyon: PN6, PN10,PN16,PN25,PN40,PN63
Sukat: DN10-DN1600
Uri: Welding Neck
Materyal: CS CT20, 16Mn, SS304/304L/316/316L/Duplex SS
Patong: Rust-Proof Oil; Itim/Dilaw na pintura; Galvanized; Epoxy coating






