
Butterfly Valves; General Data
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專(zhuān)家解讀視頻
Applies to the arrangement and layout of design type standards for butterfly valves. It specifies the structure of the standard designation, requirements and test methods relating to butterfly valves, and it contains a synopsis of dimensioning principles, design, trim, body materials and marking. This standard does not apply to the design of the actuating device.