法兰 RF 600-0.6 AA=161RF00-1S RF

47021-RF600-0.6 AA=161RF00-1S RF

pl32(b)-6rf6.n°SO125-30

47023 rf 500 -2.5/44-114 δ=44 h=114

. WN450-300 RF92.hc)15-16 RF

WN600-150RFF0/.5

WN250(B)-160 Gf650-2

WN100-600 RF

WN50(A)-40 RF S=3.5F S=6F S=1.3 a=7Hï¼s304

so 80-150 ff sch40/

470