NB/T 47022  法兰 RF 1100-1.0/108-25@a 10)-16 RF b=rf6 RF S=

2 RF 1100-1.0/108-25@a 10)-16 RF b=rf6 RF S=

PL600-10RF b=52RF15-ScRF50t6b)CH4C=2

47023 FM400-6.4 δ=98 H=110

WN250-300 RF S=10.5

bl50-150rf（�

47023 m 500-1.0/50-112 δ1=5h40

WN 250(B)-25 RF S=7 A=273

WN600(B)-25M,S=12 H1=7

PJ