法兰 WN 40-300 RF sch40s/RF B=1

WN40-300 RF sch40s/RF B=1

wn 50-150 RF

pl65(b)-16 rf bb=59-10rfb=3J-6

WN80-100RFF δ

2 RF 800-1.60

wn250a-300rf

PL 150(B)-16 RF0

wn50(a)-40mAA=281 S=1

BL400B)-16RF56€

BI 1400-12-6RF B=42.8.L=30 C

hg=t20592-2009wn20(a)-40 rf

BL125-63MM/2.5 b=200-10/