ASME B16.5  法兰盖 BL 15"-600 RF1650 k=9 d=32

BL15"-600 RF1650 k=9 d=32

BL50(B)-160FM50 RFf=200s=22nF B=105 n=

WN 65(B)-16 RF S=5.16pampampqRJsc14300 G8

WN 500-16 RFRF)-6 RFF

WN6"-600 RF SCH40S

pl15(b)-25 m X=

WN 300(B)-63 FM6

wn 100-150 rf sch120J S520=

wn100(b)-900rj×80(B)-16 RF/

w