法兰 WN 300(B)-63 RJF)s=5 SCH42.5.FF=11Fmmrf16 B=90.5 b=7Ni12342-10-

WN300B-63RJF)s=5 SCH42.5.FF=11Fmmrf16 B=90.5 b=7Ni12342-10-

WN100B-16RF S=8

WN450(B)-300 RF SCH40

SO80-16RF b=440SAF080s h

WN80-150RFSch.400-1.

WN125(B)-10FF C=42

wn500b-16mRJF c rf1200-1

LWN 150-150 RF Sch80B)-

PL500(B)-16 RFF na=58 c=14 d=

wn25-150