法兰 BL 300-16 RF0.6 î´=50g0-0.6/for-2.5=60 h=1

bl300()-16rf0.6 î´=50g0-0.6/for-2.5=60 h=1

WN 20-300 RF0 R

SO100-150 FF-1.6-2A@LWN100mb-00-0.1

wn20b)-150 rf sch80

SW 1/2"-300 RF

SO25-150 rf 340h=90-170=5A Sc1.13 RF=161f)-1m

BL25-100RFaccH4F S=

wn1200(b)-10 rf s=300 rf b=f sch

bii3200bl400