HG/T 20592  法兰 PL 350-16 Mf5-6A=Sch10s15RFf)-63 RF S=150

pl350-16 mf5-6A=Sch10s15RFf)-63 RF S=150

3fm1700-4.00-1.6/4=4 d=26615FFrfH1=1

pl40(b)-6rfHG20615-RF S=3.5HG20615- RF S=5h40 RF RF R

WN32(B)-100 M S=8 rS=2f=17

so 15(B)-160 RFSch.FRF00-150951-F5SI0 f1= n=86/108-34/-1ss60

WN150(B)-16 g/F00R100-2.5)L0