NB/T 47021  法兰 RF 1700-1.0 δs=6ScMX=Y0 Gmp RF�RF

1 RF 1700-1.0 δs=6ScMX=Y0 Gmp RF�RF

47021 RF550-1.6 /u00163J/H40S1RFRJ-

SO50(B)-6 RF150rjS=8F F-16RFvo

WN15A-100RF Sch80s

so65 -150 Rf D=124 L=1fm,s=

20592 BL600-6 rf50-12=33f S=12300

3 FM 800-4.0 δ0=16

so150-150 rf b=170=45 Rآ¢3F0-2s.3

pL150-