GB/T 12459  异径三通 DN 950×950×800-Sch140TR

DN 800×800×950-Sch140 TR

WN100B-25RF Sch40S8=8

bii2000paRFM1000-1.0RF RF-=3.5RF S=8mlδ=36RF42-.6/80ch1

wn150b-40rfs=3.5FF4060S=60 FM S=8h400-009 LWNRF

BL250-600 RF0/50-1

WN 80(B)-40 FM S=7

BI2200S B=

wn50(b)- 16rfćR0 R M S C

BL350-10 RFJ0-1

WN 80