1)Type:weld neck, slip on, flat, lap joint, socket, blind, thread ... Detailed Product Description1) Stainless steel flange and carbon steel flange2) Type: welding-neck flange, slip on flange, screwed flange, blind flange,lap ... joint flange, socket-welding flange3) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS ...