Gate Valves

DESIGN AND MANUFACTURING:
API 600: Steel Gate Valves-Flanged and Butt-welding Ends, Bolted Bonnets
API 602: Steel Gate, Globe and Check Valves for Sizes DN 100 and Smaller for the Petroleum and Natural Gas Industries
ASME B 16.34: Valves-Flanged, Threaded, and Welding End.
BS 1414: Steel wedge gate valves (flanged and butt-welding ends) for the petroleum, petrochemical and allied industries.
API 6D: Pipeline Valves. Pressure Test Specification.

TEST AND INSPECTION:
API 600: Steel Gate Valves-Flanged and Butt-welding Ends, Bolted Bonnets
API 598: Valve Inspection and Testing.
API 6D: Pipeline Valves. Pressure Test Specification.
ISO 15848: Industrial Valves – Measurement, test and qualification procedures for fugitive emissions.

FLANGE DIMENSION:
ASME B 16.5: Pipe Flanges and Flanged Fittings.
ASME B 16.47: large diameter steel flanges: nps 26 through nps 60
MSS SP 44: Steel pipeline flanges

WELDED OR THREADED EXTREMES:
ASME B16.25: Buttwelding ends
ASMEB16.11: Forged fittings, socket-welding and threaded
ASME B1.20.1: Pipe threads general purpose

FACE TO FACE DIMENSIONS:
ASME B 16.10: Face-to-Face and End-to-End Dimensions of Valves.
API 6D: Pipeline Valves. Pressure Test Specification.