HG/T 20592  法兰盖 BL 300-16 RF/S S00 RJ=5ёБ─FM500-1.0250S003 Rch80N80B)-16RF S=6�Ҷ

BL300-16RF/S S00 RJ=5ёБ─FM500-1.0250S003 Rch80N80B)-16RF S=6�Ҷ

PJ/SE 20(A)-16 RFRF ⅡSch10SF Sch40S

3 B5

TPB-1

3 FF 2500-0.6 δ0=8

SO 40(B)-16 RFF Ⅱ0/

WN 50(A)-25 RF S=4

wn25b-16 fm0-1991F0/fb=27-6

WN 100(B)-40 M S

2 CFM 650-1.020�200130s