... and 20KStandardASME, ANSI, API, DIN, BS, AS, JIS, JPI, etcTypeSlip-On, Welding Neck, Blind, Socket Welding, Threaded, Lap Joint and Plate ... , Flange, Valves, Gasket, Petroleum Machinery, Fasteners, UV sterilizer, and so on. With the excellent product quality and professional technical service, we ... cooperate with us, and create a bright future together. Slip-on Flange