Dual Expanding Plug Valves
Dual Expanding Plug Valves are designed and manufactured according to the following international codes and standards:
DESIGN AND MANUFACTURING:
API 599: Metal Plug Valves - Flanged and Welding Ends
API 6D: Pipeline Valves. Pressure Test Specification.
ASME B 16.34: Valves-Flanged, Threaded, and Welding End.
API 600: Steel Gate Valves-Flanged and Butt-welding Ends, Bolted Bonnets
ASME B 31.3: Process Piping
ASME B 31.4: Pipeline transportation systems for Hydrocarbons and other liquids
API RP 6FA: Specification for Fire Test for Valves
INSPECTION AND TEST:
API 6D: Pipeline Valves. Pressure Test Specification.
API 598: Valve Inspection and Testing.
ISO 15848: Industrial Valves – Measurement, test and qualification procedures for fugitive emissions.
FLANGE DIMENSION:
ASME B 16.5: Pipe Flanges and Flanged Fittings.
ASME B16.47: large diameter steel flanges: nps 26 through nps 60
MSS SP 44: Steel pipeline flanges
WELDED END:
ASME B16.25: Buttwelding ends
FACE TO FACE AND END TO END:
ASME B 16.10: Face-to-Face and End-to-End Dimensions of Valves.
API 6D: Pipeline Valves. Pressure Test Specification
API 599: Metal Plug Valves - Flanged and Welding Ends
STANDARD ARFLU
BY-PASS & DRAIN:
MSS SP 45: By - Pass & Drain Connections
