Specifications

﹛ Ball valves are designed and manufactured to give maximum performance on recommended service at the lowest possible initial and upkeep cost. They meet or exceed the following specifications developed through years of experience, research and many laboratory tests.
Ball Valves

MSS SP-110	Ball valves threaded, socket-welding, solder joint, grooved and flared ends.
FED SPECWW-V-35C, Type II, Class C, D, Style 1 and 3	Ball valves threaded, socket-welding, solder joint, grooved and flared ends were discontinued in 1998. (for reference only)
MSS SP-25	Standard marking system for valves.
NACE MR0175	Sulfide stress cracking resistant metallic materials for oil field equipment.
API 6 D	Specifications for pipeline valves 每 flanged ends. (Materials, dimensions and testing when specified)
API 598	Valve inspection and testing.
API 607	Fire test for soft seated quarter-turn valves.
API 608	Metal ball valves 每 flanged, threaded and welding ends.
MSS SP-72	Ball valves with flanged and butt welding ends for general service.
ASME/ANSI B16.34	Valves, flanged, threaded and welding ends.
ASME/ANSI B16.5	Steel pipe flanges, flanged valves and fittings.
Chlorine Institute Pamphlet No. 6	Piping systems for dry chlorine.