NB/T 47021  法兰 RF 500-6.4

1 RF 500-6.4

PL 150(B)-25 RF

SO 500(B)-10 RF

WN80(B)-40 RFF-R50 RF0 RF

WN 25(B)-16 RF

LF/SE 100-150 RF Sch80S

BL 50-1500 RF

wn200-150 rf 1-16ggS=1.7/

WN 150-300 RF Sch80S350(b

47065.2 A5895h1F/50-140rfB)-0.15/�s=13.5040 d=RF16 R500000400 RF Sch29120