法兰 WN 80-25 FMRF SCH=40 H=3051001205 A=21.3 N=30

wn 80(a)-25fmRF SCH=40 H=3051001205 A=21.3 N=30

3M2200-1.58300 sch8 TS3

IF20-25 RF186 RF/

WN250-150 RF SCH160.0ch401.FCh

WN1400-16RF RF HG/T20592-2009 S/

47023 C-FM1800-1.60/58 ,hg5RR(/S=22g0-150 BB=1000-1.

bl40-63rj

BL500-1500 rfF0-1.0/7800-1.

hg