
Industrial valves. Ball valves of thermoplastics materials
出版:British Standards Institution

專家解讀視頻
This International Standard specifies requirements for the design, functional characteristics and manufacture of ball valves made of thermoplastics materials intended for isolating service, for control service, and to divert/mix fluids, their connection to the pipe system, the body materials and their pressure/temperature rating between ? 40 °C and + 120 °C, for a lifetime of 25 years, and also specifies their tests.