Size: 3"-36"; Design standard: MSS SP-108, AWWA C517 Connection standard:ASME B16.1, AWWA C111/A21.11, EN1092, ISO7005; Face to face: MSS SP-108, AWWA C517 Testing standard: MSS SP-108, AWWA C517 Working pressure: 150psi 3"-36", 250psi 3"-24" Operation type: manual, electric, pneumatic, hydraulic