HG/T 20592  法兰盖 BL 450-10 RF /u00c3/u00a3/u00c2/public/blue/public/wx/wx.max.png

PL20(B)-16 FF b=3.5-1 B=41 L1=175/

WN 150-150 RFch80I0= b=1801453FRF s1 δ=36

BL 100-10 RF

wn450(b)-25rf s44

wn250-16 rf s=6

47023 FM 450-2.5/40-99 S=8

A WN 28"-150 RF B=Sch40S

47023 FM 500-1.6/38-100 H=62 δ=6

47023 FM 800-2.5/h=50 H=130

470