GB/T 29465  法兰 FF 2800-1.0/2

5 FF 2800-1.02

PL250(B)-10RFch2R4

WN80-600Rf(B6-110 D=496 RF500-0.6F BC S00(B)

bl32-1500 rfF

BL 8"-300 RF f=1.8CH4h10=13f8I/f816RF=1

PL100(B)-16 RFRF12071n=12 l/-34/5rf

so50(b)-300g0 RF Sch406 SCH

BL 8"-300 RF=15RF0RFpam

WN50-16RFSCH40

PL15