等径三通 DN 80-Ⅱ-3.5TS.6 /public

47021 FM500-1.6/53

WN150-2500 RJ Sch80/

SE80(B)-25 RF0/h40F05006-F66.54=146-24

法兰 LWN80-300 RF Sch80=36¦=5FM4.5rfc8

WN 150-300 RF SC/01-2000-1.RF-Fff b=

WN400-300RF HG/F Sch120SFS=4.0/64-125 ÃŽS=3.1120 s

BL250(B)-40FM

wn40-600 rfsch40ch40

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