A Thov Saib Xyuas Qws, tseem hu ua gauge khi pas nrig, yog qhov kev tsheb ciav hlau tseem ceeb tau tsim los tswj kev ruaj ntseg thiab khaws cia kev sib tw rail gauge-qhov kev ncua deb ntawm ob txoj kev sib nrug sib nrug. Raws li ib qho tseem ceeb hauv kev tsheb ciav hlau ua kom yooj yim, nws ua haujlwm nrog txoj kev sib raug zoo, thiab kev sib tw tiv thaiv kev nyab xeeb, ua kom muaj kev nyab xeeb thiab txhim khu kev qha haujlwm.
Ntawm nws cov tub ntxhais, lub hom phiaj tseem ceeb ntawm txoj hlua khi yog txhawm rau tiv thaiv cov ciav hlau, tshwj xeeb tshaj yog nyob rau hauv cov kev sib cav sib ceg zoo li cov thaub qab, thiab tsis muaj zog taug qab tshooj. Los ntawm txuas lub hauv paus ntawm ob txoj kev ntsia, nws tawm tsam tom qab thiab cov paib ntses ntev, thiab cov roj hmab bolts hauv kev tswj hwm kev ncaj ncees. Yog tsis muaj cov cuab yeej siv ntsuas
Tag nrho cov kev ua tib zoo siv tshuaj ntsuam tuaj rau hauv ob hom kev sib tw sib txawv Cov khoom lag luam insulated sib txuas ua ke ua ke ntawm cov ntaub ntawv insulating los thaiv cov tshuab hluav taws xob sib tsoo ntawm cov khoom siv hluav taws xob nruab nrab ntawm cov khoom siv hluav taws xob thaum lub ntsej muag sib xyaw thiab cov kab kauv kom ruaj khov txoj kev khiav.
| Tsis yog. | Cais | Qho ntau | Kev qhia tshwj xeeb | Khoom |
| 1 | tus pas nrig | 1 | M30 M36 | 3# |
| 2 | Daim Card Hlau | 4 | Kuv ntaus II hom | Kth350-10 |
| 3 | dawb washer | 4 | M30 M36 | 3# |
| 4 | txiv ntoo | 4 | M30 M36 | 3# |
| 5 | Lub Caij Nplooj Hlav Washer | 4 | M30 M36 | 65mn |
Raws li cov chaw tsim khoom lag luam ntawm cov tsheb ciav hlau ceev, gnee qauv kev ua yeeb yam zoo li cov khoom siv ruaj khov xws li cov roj carbon thiab hlau. Cov pas nrig no tau muab rau cov hlau hlau, cov tshuab ntxhua khaub ncaws tiaj, thiab lub caij nplooj ntoo hlav rau kev teeb tsa lub caij nplooj ntoo hlav, ua kom muaj kev sib xyaw nrog cov kev tsheb ciav hlau txhawb thiab cov kev tsheb ciav hlau txhawb nqa. Backed los ntawm cov qauv kev ua kom zoo, GNee Rail koob tshuaj Tods ua lub luag haujlwm tseem ceeb hauv kev ua kom railways nyab xeeb, ruaj khov, thiab kev ua haujlwm thoob plaws kev sib tw.