GB/T 29465  法兰 C-RF 2750-2.5/20δ0=12-s /@40-1.0f10

5 CRF 2750-2.520δ0=12-s /@40-1.0f10

PL 450(a)-2.5 RF.h60S-J RF S01 RFLL315sch44�sASM0SS0S�

wn100-160rfп▒Б■─Б▄�

PL32-25RFScC=g/00f9124.CHFt-over0

WN400(B)-16RFS=8/1=RF--0

SO 25-150 RFb=3h40SM0R00eF80-0

WN250-300 G/f0-G5.K=7ss53

Wn125