法兰 BL 80-6 M6 H1=7H80 b= BT=5.5900-1.0/54-120F16000-2.5/11)-40RSch80F

bl80-6m6 H1=7H80 b= BT=5.5900-1.0/54-120F16000-2.5/11)-40RSch80F

1 FM 600-1.6

47023fm1400-4.0f47023 FM600-1.6RFf-1

WN 50(B)-25 FMh80SgF/

4703 FM600-1.6RfF.5 R20 s=10mm.69

NB/T47021 RF1000-0.6

wn500(b)-16 ff s=10

WN150(B)-63RF561M 400- rf RF

LWN25-150