Check Valves Brochure

BS 1868: Specification for steel 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). API 6D: Pipeline Valves. Pressure Test Specification. API-594: Check Valves: Wafer, Wafer-Lug, and Double Flanged Type.