HG/T 20592  法兰盖 BL 65-25 M=80 Bhs00-1.6ELH4000-1 S

SO 150-150 FF0.6 脦麓

BL65-25 M=80 Bhs00-1.6ELH4000-1 S

3fm500-1.F25sch6 rf s=

1 RF 900-0.6 δs=10600 RF/6

wn20-300rf5 RF5-57fdF

WN 350-300 RF B=3h1 SR80S80008F/0026-221R

PL15(B)-16RF b/RF4.0/5)-63-)-16 M

3 CFM 700-40f b200

2 B2Sch80rf01f= S=61-5.5