法兰 B WN 1200-600 RF SCH400-1

B WN1200-600 RF SCH400-1

wn25(b)-16ms=4h-1

WN150-16 RF S=≥3.6

WN50-150 RF Sch1605l

wn250-150 rf a=172 s=13

SO 500(B)-10 RF K=600 d=570 B=

wn100(b)-63 rf c=32 h=80

wn40(b)-100 rj0-1.0 δ=42-48000-

WN 20-300 rfch40S

SO40-150RFf20FR=40FM25/pampampamp