NB/T 47022  法兰 RF 500-1.6/1=.ampaRF s425rM

2 RF 500-1.61=.ampaRF s425rM

wn25-40 rf ,hg/

WN600-300 RF B=560

WN100(B)-100M95

wn150-150 rf sch40s b=3 A=3 AA=915

so50 -16 rf.5 未FRF1mpaRF s425rM

WN100(B)-63 RF BB=57 S=6

WN600-600 FM

WN100-900 RJ

PL50(B)-10RFn100(ch802f rf sҖ00-66 d=24D=9ph