NB/T 47023  法兰 C-FM 2600-4.0/20δ0=

3 CFM 2600-4.020δ0=

2 M 500-0.2520δ1SF66.4270180-

2 RF 1000-0.2520δ1=16

bl40-100 ffb=2600-2.400-125m00S15RF12

WN500-1500 RJ S=31f6d0S/

WN 50(B)-25 RF=22 R0

HP-4-1.0/102 R8W=82.5 H=291000(b/´00 RF810

47065.2 A6-1025-8300-60 RJ S=

HP-300

BⅠ 600-F