NB/T 47065.1  支座 A 2027

4 A2027

bii 2879

so450-16 M C=70 H=11713B1h8120600F/d0100(JFRJ00

LWN40-300 RF Sch40S H=168

WN 40(B)-160 RJ

WN 16-150 RFD=1F0FF A56fFampamp100-

WN 50-300 RFF0rf

WN80(B)-16 RF3025�@/F8FFMRF@RF@4ذ؟ز�80RFJ2A5 RJF/2@G0

WN 20(A)-16 RF S=2

WN 50-150