ASME B16.47  法兰 WN 26"-900 FF

WN 26"-900 FF

WN 300(B)-40 RF

IF 25-25 T�0=840mpaF@5 RJSc002@F9

WN 3"-150 RF Sch80

LP-2- RFF SCH40FF3..

WN600-150 RF

PL125B-16RFp@�

PL 200(A)-10 RF.0()-16 RF-16 RF¦ s

WN 300(B)-25 RF

BL20-300 T Sch400Sff/2@J Sch0 RF Sch80 Sch40am-20051