NB/T 47065.1  支座 A 5854

47065.2 A5854

WN60-40MCδs=6 δ22mp6ãb=RF@443RF RF4.5RFr)ot;-150 SFM05

bii 5578

WN150-150RF-16 R

PL 150(B)-16 RF

NB/T47021 FM550-0.6/47 δs=6

WN 600(B)-25 RF S=28 A=650650

WN 100-150 RF Sch40S

47065.2 A2565

WN500- 25RF30RorF/2@ RF50ASch180693MS@.c-1