T/WZBF 024-2022 Squeeze valve used in the oil, petroleum and natural gas industries
T/WZBF 024-2022 Squeeze valve used in the oil, petroleum and natural gas industries
Basic Information
Scope
Main technical content: This standard specifies the terms and definitions, basic requirements, technical requirements, test methods, inspection rules, marking, shipping, and recommended spare parts and quality commitments for plug valves used in the oil, petrochemical, and natural gas industries. It applies to flange-end and butt-welded end steel, nickel-based and other alloy plug valves, flange-end nodular cast iron plug valves, threaded or socket-welded end plug valves, and in-line plug valves with nominal pressures of Class 150 to Class 2500 and nominal sizes of NPS 1/2 to NPS 36. The applicable temperature range for steel plug valves is -29°C to 538°C, and for nodular cast iron plug valves, it is -29°C to 343°C, with applicable pressures ranging from Class 150 to Class 300.