HG/T 20592B  法兰 PL 125(B)-16 RFfJ0-R@TRF-R�@4пn4)0@RFerff

GBPL125(B)-16RFfJ0-R@TRF-R�@4пn4)0@RFerff

WN150(B)-16RF N=131 A=108 B=100.8

WN 300-160 M00O2m40R FM�SC0h10F5 RJ-1

WN 500-1500 RJf

IF 125-150 FFRFpaF��� RF Sch12.5 RJ-R�h40 r@FSFS1@c

SP-1п═п├000a6 RF RF-600RJ&RdRF S=h1ic2

PL60-16R