... Pressure rating: PN 6, PN 10, PN16, PN25, PN40 and PN64 Types: slip-on, welding neck, blind, socket welding, threaded, lap joint ... and plate Pressure rating: Class 150, 300, 600, 900, 1500 and 2500 ... Pressure rating: JIS 5K, 10K, 16K and 20K Materials: carbon steel, stainless steel and alloy steel Standards: ANSI, API, BS, DIN, ...