GB/T 9124.1  法兰 DN25-PN25 WN Ⅰ

DN25-PN25 WN

WN40-300 RF SC.76 K=016RFF0S S

WN15-300 RF Sch40n=å

BL 80-16 RF

WN 150(B)-100 RF S=7

LWN 80-150RF Sc0-144

JWN 50×65(A)-16 RF S=4.5

PL200-16RJR000-

PL350(B)-16 RF

SO 1/2"-150 RFF0)-10 RF R328RF023/20615-200940FmDF/FchBF135=ml0rfFF