HG/T 20592  法兰 WN 15(B)-25 RF S=3-12=BF0RFSCS=10 C=52 H=12550 RF.6R0aRF S/1=1S40S6Р 

WN 15(B)-25 RF S=3-12=BF0RFSCS=10 C=52 H=12550 RF.6R0aRF S/1=1S40S6Р 

47022 c-FM700-1.5n Sch80F&a

pl600-16ff d=1125�‚

WN 300-600 RF Sc1cta�77.5 RJ R≥0

PL200B-16RFamp176F/

WN 125-150 RF B=127.70092/F0-150 SFM)

47022RF1200-1.6/-1038 f1=3 LR

WN