Cov qauv kev tsheb ciav hlau yog dab tsi? - Royal Group

Rails yog ib qho tseem ceeb ntawm kev tsheb ciav hlau cov khoom siv feem ntau siv rau kev tsheb ciav hlau los txhawb thiab coj kev tsheb ciav hlau. Cov qauv ntawm steel rails feem ntau yog tsim los ntawm lub teb chaws los yog lub regional railway qauv teeb tsa cov koom haum kom muaj kev nyab xeeb thiab ua haujlwm zoo ntawm txoj kev tsheb ciav hlau. Cov hauv qab no yog qee cov qauv kev tsheb ciav hlau:
1. American Standard (AREMA Standard): tsim los ntawm American Railway Engineering thiab Maintenance Association (AREMA), nrog rau cov ntsia hlau ntawm ntau hom thiab specifications, xws li 115RE, 132RE, 136RE, thiab lwm yam.
2. Cov qauv European: Cov qauv European (EN) yog tsim los ntawm European Organization for Standardization (CEN), xws li European rail series qauv EN 13674, thiab lwm yam.
3. Suav cov qauv: Suav cov qauv yog tsim los ntawm Tuam Tshoj Railway Corporation thiab suav nrog ntau hom thiab cov kev qhia tshwj xeeb ntawm cov tsheb ciav hlau, xws li GB11264, GB2585, thiab lwm yam.
4. Cov qauv thoob ntiaj teb: International Standards Organization ISO (International Organization for Standardization) kuj tau tsim ib co qauv thoob ntiaj teb rau kev tsheb ciav hlau, xws li IS07092, IS01689, thiab lwm yam.