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压力自密封止回阀

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压力自密封止回阀

实用尺度

●钢制止回阀, API 594/API 6D
●钢制止回阀,ISO14313
●钢制阀门, ASME B16.34
●构造长度, ASME B16.10
●法兰端,ASME B16.5
●磨练和实验, API 598/API 6D

设想阐明:

●PSB,压力自密封阀盖
●弹性阀瓣, 齐导向
●可改换阀座圈
●法兰端或对焊端

Size

NPS 2″~36″

Pressure Rating

Class 900~2500

Material

WCB,WCA,WCC,WC6,WC9,C12,C5,LCB,,LCC,CF8,CF8M,CF3,CF3M,CN7M,CF8C

Design & Manufacturing Standard

BS 1868,ASME B16.34,API 6D

Face to Face

ASME B16.10,API 6D,EN 588(DIN 3202)

Flanged Dimension

ASME B16.15,ASME B16.47,(DIN 2501)

Butt weld dimensions

ASME B 16.25

Pressure temperature

ASME B 16.34

Test and Inspection

BS 12266,API 598