HG/T 20592  法兰盖 BL 200-16 RF8 2Prf0cR

BL 200-16 RF8 2Prf0cR

1 CFM 1600-1.620

pl450-25rfb=/ RF S= RJ225w000-4

so 25-6 RF�000 S

SO 80-150 RFๅ4

so 32-16RF-2

pl450-6rfrf-600rf200ch8 RF9bm

so 400(b)-40rf.0 RF S=5.5.8-40t4-2060K�85

pl500(b)- 6ff00Fampamp

so 80b-10rff5RF.5/M5/M2f98RcRFF