法兰 RF 1200-0.6/58 A=287 B=255 H=181forum.htmlmp

47021 RF1200-0.658 A=287 B=255 H=181forum.htmlmp

WN20(A)-25MAA=≥6RF S/u0

wn80(b)-100 rf s=

WN300(B)-25 RF S=9.5

bl wn50-300 rf/

WN80(A)-16RF/t20

so15-40t2ch4 s/

nb=t47022rf700-1.0-0RFrf s/-16scF B=199 H/TSh1

WN80-900 RJch/70 n40 A=406A

WN65b-40FM