???????
?????λ?????????? >> ????? >> ??????????????
??????????????
???????Q11F
?????????NPS1/2??~2??
????????-20??232?桫350??
?????????????CF8M?????WCB
???????????????綯??????
???????ASME??B16.34??GB/T12224
???????ASME??B16.10??GB/T12221
?????????ASME??B16.34??JB/T79
???????飺JB/T9092 API 598
???????

????????????????? ???????

       ??????????????????????????-29??180??(????????????????)??-29??300??(???????λ???)??????·??????????????·?е???????ò???????,????????????????????????????????????????

?????????????????? ??????

       ?????????????????????(???)????????????????????????????????????????????????????????????????????????????????????????????ɡ?   ????????е??????????????????????????????????????????????????????????ж??(BW)?в庸(SW),?????????????ISO?????????????á???????90?????λ???????????????????????????????????:??????綯????????

?????????????????? ??????????

??????? ????
????? ???
???? ?????CF8M ???WCB
???? ????????PTFE ????????PTFE
???? ?????CF8M ???WCB
???? ?????SS316 ?????SS304
???? ?????SS316 ?????SS316
??? ?????SS304 FCD45
??? ?????SS304 FCD45
????? ???? ????
??? ?????SS304 ?????SS304
??????? ?????SS304 B7
??? ?????SS304 ?????SS304
?????????? ?????SS304 FCD45
???? ????????PTFE ????????PTFE
????? ????????PTFE ????????PTFE
???? ????????PTFE ????????PTFE
??? ?????SS304 B8


????????????????? ???γ??

NPS 1/2?? 3/4?? 1?? 11/4?? 11/2?? 2??
L 92 111 127 140 152 178
S 21.8 27.1 33.8 42.8 48.7 61.l
B 9.6 12.7 12.7 127 12.7 15.9
LO 123 160 160 l95 195 250
NPT 1/2" 3/4?? 1?? 11/4?? 11/2?? 2??


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