1. Cov txheej txheem kev nyab xeeb rau kev tsav dav hlau yog dab tsi?
Kev tiv thaiv kev hnov lus(110dB cuam tshuam suab nrov)
tsom iav kev nyab xeeb(flying hlau fragments)
Hnab looj tesnrog vibration damping
Steel- khau khiab
Ob- pawg neegrau kev tsav tsheb
2. Dab tsi yog spikes cim rau cov chav kawm sib txawv?
Xim coding system:
Cov xim dawb:Cov kab tseem ceeb (Class 4-5)
Cov xim daj:Cov kab thib ob (Class 2-3)
Xim xim:Yard lem (Class 1)
Pab cov neeg soj ntsuam saib xyuas qhov tseem ceeb.
3. Dab tsi ua rau spike shank dabtsi yog khoov?
Bending tshwm sim los ntawm:
Lateral khiav roghauv cov nkhaus
Tie rottxo kev txhawb nqa
Kev sim tsis tsim nyog
Bent spikes poob 60-80% ntawm kev tuav peev xwm.
4. Yuav ua li cas koj ntsuas spike tshem tawm tsis kam?
Siv hydraulic rub tester:
Txuas clamp rau lub taub hau taub hau
Siv maj mam nce zog
Sau lub zog siab ua ntej txav mus
Yam tsawg kawg nkaus:
Lub cev nyhav: 3.5kN
Pob zeb: 5.0kN
5. Dab tsi yog qhov txij nkawm ncua sij hawm rau kev soj ntsuam kab mob?
| Track Class | Kev soj ntsuam zaus |
|---|---|
| Chav Kawm 5 (Mainline) | Txhua hli |
| Chav Kawm 3 (Branch) | Peb lub hlis twg |
| Chav Kawm 1 (Yard) | Txhua xyoo |
| High - cov kab ceev yuav tsum tau kuaj pom txhua lub lim tiam. |