GB/T 12459  等径三通 DN 50-Ⅱ-5TS5 RJ5.5 RJFFJ/Fc

DN 50-Ⅱ-5 TS5 RJ5.5 RJFFJ/Fc

BI 2000

SO100-150 RFWN1000-150 RF

WN50-150 RFh4i@

20592so50-16rf

WN 50(B)-100 RF���@Sc

WN 200-600 RFF51F Sc0T2

PL 1100-25 RF

WN 32-25 M

2 CG 800-1-150RF/010ch80f0/74-15130-2rf h=148F/B=154�šjh4�150 RF Sch80S=20