This document specifies the classification, naming, type and size, basic requirements, technical requirements, inspection methods, inspection rules, marking, packaging, transportation and storage of double-cartridge instrument high-pressure needle valves. This document applies to double-cartridge instrument high-pressure needle valves (hereinafter referred to as "needle valves") with nominal pressures of 6.8 MPa to 70.0 MPa.
T/CASMES 132-2022 history
2022T/CASMES 132-2022 Double ferrule type instrument high pressure needle valve