HG/T 20592  法兰 WN 40(B)-10 RFcch80 B S=5

wn40(B)-10RFcch80 B S=5

wn20(a)-40m/02.

WN 250(B)-40 RF S=RJ0H16r5=4a25 RF6 M

3 CFM 1700-1.620δ0=20RF-200ELf00δ0=120 RF S=1l=1

wn15(b)-1500 rj sch40/

wn1800b-16rf16 RF0B)-10

WN50(B)-100M S=5N1000Sch40 2п═

so125(A)-16rf=

wn 300(B)-25 RF s=14F S