HG/T 20592  法兰盖 BL 150-10 RFB)-1

BL 150-10 RFB)-1

WN 450(B)-16 RF S=9-

WN100-25RF S=72F

3--FM 400-1.0/40-100 h=40 δ1=10

4701 rf1200-0.61

WN32-300 rfRFS=5 RF17RF-16RFb=404

bl100-300rf/static/5(B)-FS/1.0/59-13-4.0h=190-

pL20(b)-10RFchR2R4-13050 RF0 SchWN25-300RFF=apuirf

SO200(A)-10 M