NB/T 47022  法兰 C-RF 1000-1.6 δt=16h

47022 C-RF 1000-1.6 δt=16h

3 B2102F0-15

PL300(B)-10RF900 RF-300 RF S=3h80S H=21900(B)-100 RFRFampam0f

47021 rf900-1.0 ãžâ´s=10 ãžâ´

WN32(B)-25RF脦麓0=10-6 RFF6 RF AH

WN150 -100 RFSch40)-0

so80-25m60/64-Ffc

so65b-16MerservletM00rf00-1B)-050