法兰 BL 500(B)-6 RF1.002=120c=.3 S=6f1

bl500(B)-6rf1.002=120c=.3 S=6f1

BL300(B)-600 RF

47021 C-RF850-0.25/36

PL25(A)-16 RF b=3 rf s

HG=T20615 BL40-150RF æ³

wn250-300rfs=142.50-hF

WN80-160RJ.=101.7pl35- s1/ RJ6416 RFs=B)-

WN40-300 RF 10 S=6-0.6B)-40m00f1001hgc000-15

WN100-300 RF B=155 S