NB/T 47023  法兰 FM 560-4.

3 FM 560-4.

B WN750-150 RF S=15.2S=41.6/90RFFf0sm6880M0rjS0-2FRF6.6

BI1600a1Fp/5 sch80F S=18�0=12=J165=20 h=220-350(B)-16R

WN 500(A)-10 RF S=8FFF900-1.B)6Fampampampa0 î104

PL600(B)-6FF-11/bl50-15Fma1

BL 200-300 RF C=520PL150.02-200F0a30FRF,S

BL 5