DISEÑO Y FABRICACIÓN:

BS 1873: Steel Globe And Globe Stop And Check Valves (Flanged And Butt- Welding Ends) For The Petroleum, Petrochemical And Allied Industries
ASME B 16.34: Valves-Flanged, Threaded, and Welding End.
B5-5352 (sustituída por ISO 15761)
ISO 15761: Steel Gate, Globe and Check Valves for Sizes DN 100 and Smaller for the Petroleum and Natural Gas Industries (Equivalente a API 602)
API 602: Steel Gate, Globe and Check Valves for Sizes DN 100 and Smaller for the Petroleum and Natural Gas Industries (Equivalente a ISO 15761)

ENSAYO E INSPECCIÓN:
API 598: Valve Inspection and Testing.
BS 1873: Steel Globe And Globe Stop And Check Valves (Flanged And Butt- Welding Ends) For The Petroleum, Petrochemical And Allied Industries
ISO 15848: Industrial Valves – Measurement, test and qualification procedures for fugitive emissions.

DIMENSIÓN DE BRIDAS:
ASME B 16.5: Pipe Flanges and Flanged Fittings.

EXTREMOS SOLDADOS O ROSCADOS:
ASME B16.25: Buttwelding ends
ASME B16.11: Forged fittings, socket-welding and threaded
ASME B1.20.1: Pipe threads general purpose.

DISTANCIA ENTRE CARAS:
ASME B 16.10: Face-to-Face and End-to-End Dimensions of Valves