NB/T 47023  法兰 FM 550-0.6/5

3 FM 550-0.65

WN200(B)-16 RF

SW 15(B)-63RJ

2 A4369

BI 406�&a

WN 50-150 RF2255

PL650-16RF

1 RF 350-1.6 δs=5

SO 50-150 THG12400-

WN 250-150 RFFRFS=P2@Fj@5@F S640SR0F=4RFWB��“bl80-150 rf0R@4MRF@RF@7840StB)-63 RF S=8BL RF=1543RF@AFF@P2@Fj@5@R