NB/T 47023  法兰 M 600-0.6 δ0=10

3 M 600-0.6 δ0=10

47065.4 B3=59F�

WN500-300 RFn=

BL25-150 RF S=4.5

WN80(B)-16 RF

BII 5300RJ SCH8025M005 rs

WN80(B)-16 RF-R�S40 RER100 Rm sch

LWN15-150 FF

SO 12"-150 RF2

WN 1"-150 RF Sch40Ff92-2R72 H=/H80Lc65£45/0Hf0rs.6/0(.0)0rf52 RF