Origin: Jiangsu Province, China Manufacturing Way: Forging Material: Stainless Steel Type: Welding Flange Product DescriptionTypes of flange: Weld neck flange, slip on flange, plate flange, blind flange, socket weld flange, threaded flange, lap joint flange, forging ring flange 1) Stainless steel flange, carbon steel flange, alloy flange 2) Standard: ASME, ANSI, API, JIS, JPI, DIN, UNI, BS, GB ...