NB/T 47022  法兰 C-T 1000-2.5/20δ1=12 n=M4 L=8

2 CT 1000-2.520δ1=12 n=M4 L=8

bl32-600 rfrfb42.520δ1=12 n=M4 L=8

bl1000(b)-16rfrf25-33 FM�811300-6.4wn

wn15b-63rjSM S=640f

PL150(A)-16 RF S=8R=45rfH00

20623 BL1000-300RF40-j b=112

WN25-600FMFF 0-16

BL150(B)-40FMc3/mpampqmS/249000-1-1.

WN25-160RJ5