法兰 LWN 500-40 RF/6.3B= S=32059291

lwn 500-40 rf/6.3B= S=32059291

so40-300ff

wn150(a)-25 rf

bi 1300 h=2RF+6B)-40 RF16ff3F16ff

bl40-63RF0 RFRFfF RF b=4M S=5F

BL50-25 RJ/

PL125(B)-16RF

wn600-600 rf sch50 φ60.

PL10-10RF

wn 40-16 rf f/M65000s0RJRch60FMfbl80-30Sc

WN450B-600 RF/

WN25-60