... : 1/2" -80" DN15 to DN2000 Material: carbon steel, stainless steel FORGED FLANGE Standards: ANSI(ASME), AWWA, DIN, EN1092, GOST, JIS, BS, ... neck, slip on, bind, threaded, lap-joint, socket weldingPressureMaterial: carbon steel, stainless steelSize: 1/2" to 80" DN15 to DN2000sealing surface ...