法兰 PL 600(B)-16 RF b=h40c=18 k=140 aa=2

PL600(B)-16 RF b=h40c=18 k=140 aa=2

47023 m450-4.0 î´1=22S=6f.6 N=319F-16RF-16RF5 RF RFb=68 H=-9=12ined=2

wn 200-63 RF

SO300-40 RF

WN 50-150 FF Sch40S/

PL 100(B)-10 RF

wn500-900 rf sch40

47023 RF 2400-1.086/u00b

BL150-150 RF L=3/4&;amp;amp;amp;amp;