This specification is applicable to the procurement, arrival inspection, pressure test and installation of gate valves, globe valves, plug valves, ball valves, check valves and butterfly valves commonly used in oil and gas field surface construction projects, long-distance pipeline projects and petrochemical construction projects. Other types of valves can also be implemented by reference after consultation with the designer or supplier.
SY/T 4102-1995 history
2013SY/T 4102-2013 Specification for inspection and installation of valve
1995SY/T 4102-1995 Specification for test and installation of valve