GB/T 29465  法兰 FF 650-1.6/20�

5 FF 650-1.620�

WN 150-300 RF5 RF S=6040-Râ-1.6/f

DN 50-9 90EL0b0S=5 A=4/40-9R4-1F Sc

wn100-25m bÃ

so100(b)-16rf s100(

WN25B-160FM S=10 Ã

PL25(B)-40 RF B=32

BL 10-16 RF/170-

PL100(A)-10RFr600

WN300b-10RFF-RF5 Rв–’СҸвh8Sg0-m=4S=mam