Строительные длины трубопроводной арматуры фланцевой, под приварку и угловой согласно ASME B16.10. Северная Америка

Строительные длины трубопроводной арматуры фланцевой, под приварку и угловой согласно ASME B16.10. Северная Америка

Face-to-face and end-to-end dimensions of valves

This Standard covers face-to-face and end-to-end dimensions of straightway valves, and center-to-face and center-to-end dimensions of angle valves. Its purpose is to assure installation interchangeability for valves of a given material, type, size, rating class, and end connection. Face-to-face and center-to-face dimensions apply to flanged end valves with facings defined in para. 2.3.1 and to other valves intended for assembly between flat face or raised face flanges. End-to-end dimensions apply to grooved end, buttwelding end, and flanged end valves with facings defined in para. 2.3.3. Centerto- end dimensions apply to buttwelding end and to flanged end valves with facings defined in para. 2.3.3.

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