NB/T 47021  法兰 C-RF 1000-0.6&a4FF016 RFh S=5

47021 C-RF1000-0.6&a4FF016 RFh S=5

SO200 A)-16 RF1.025/

SO500-150 RF RFF

WN100-600 RF S=12/s=s256rf D=11 C=�Ã0615a100Sf12-6 FM5 A=

pl 80(b)-10RF-1. S=7

wn600(b)-16fm/RFs4.31 C

SO 300(A)-16 RF b=2

WN125-40RFRF800h40/(B)-16RF

47023 FM1000-1.6-b=5