NB/T 47022  法兰 RF 600-1.138 H=FF9-10 rf s=8rf0=1H=200019H16X0

2 RF 600-1.138 H=FF9-10 rf s=8rf0=1H=200019H16X0

PL40-2.5FF6/0-2313SR-10RF1rf=10Fb=4 f1=315¿0RCF.5m16G w

PL25(B)-16 FM S=40J2.9wFM9.H1=1

WN 50-2500 RJ520615164.0f

WN150-300 RF 14.27102f

WN20-300 RF S=4-306 R

HP-2 δ=10 S1=10

WN80(B)-16 RF.3=4RF

SO 1