HG/T 20592  法兰 IF 32-63 FMm)-160bbRF50Brf5056-5rf� RFf1 C

IF 32-63 FMm)-160bbRF50Brf5056-5rf� RFf1 C

BL 40-300 M

BL 100-40 FM

wn250-300rj100-2.80010(a)-10

WN25(B)-16RF S=5.0Sch40F0 FF

WN 3"-150 RF Sch80S

BL500-16RF

PL 80(A)-10 RF B=93 C=20

PL100-16RF

BL 200-150 RFmF010000-6000X@w5@RFSc5/Sch12044chFCH