This European Standard provides requirements for metallic mounting kits for part-turn on-off valves and actuator attachments to enable safe and reliable operation. It includes all components transmitting torques from actuators to valves with a maximum flange torque up to 16000 Nm (up to F30 flange type). It applies to part-turn valves and actuators having attachment flanges and drive components as described in EN ISO 5211. It includes recommendations and methods for design and environmental corrosion protection. When reference is made toThis European Standard, allThe requirements apply, unless otherwise agreed betweenThe purchaser andThe manufacturer/supplier, prior to order. ForThe scope of this European Standard,The term "Valve" covers valve or shaft extension top-flange.