scope:

This standard provides requirements for installing and maintaining safety valves. Included are requirements for receiving inspection, installation, and maintenance, field and off-site repair, testing procedures with acceptance criteria, failure reporting, and documentation. Power and control systems for safety valves are not included.

NOTE 1 "Safety valve" as used in this standard denotes a surface safety valve (SSV), an underwater safety valve (USV), or a boarding shutdown valve (BSDV).

NOTE 2 Testing the safety shutdown system and test frequency are outside the scope of this Standard.