Kev piav qhia
Cov hlau rail, tseem hu ua kev tsheb ciav hlau, kev tsheb ciav hlau rail, yog siv los coj lub tsheb ciav hlau log mus deb, los ntawm kev tiv thaiv kev ntxhov siab los ntawm lub log thaum lub tsheb ciav hlau hla, thiab hloov mus rau cov hlua khi thiab. Txoj kev tsheb ciav hlau yuav tsum muab du thiab nruam dov nto nrog yam tsawg kawg nkaus. Feem ntau hais lus, qhov hnyav dua ntawm txoj kev tsheb ciav hlau thiab qhov seem ntawm txoj haujlwm khiav, qhov hnyav dua thiab siab dua rau lub tsheb ciav hlau cov tsheb ciav hlau no tuaj yeem nqa tau. Nyob rau hauv hluav taws xob railways los yog tsis siv neeg thaiv seem, txoj kev tsheb ciav hlau rail kuj siv tau raws li txoj kev tsheb ciav hlau khiav Circuit Court.
ASCE Railyog ib hom kev tsheb ciav hlau uas txhais los ntawm American Society of Civil Engineering, uas yog siv hauv kev tsheb ciav hlau hauv North America. Nws yog tsuas yog siv rau kev thauj mus los lossis teeb pom kev zoo xws li kev thauj mus los ib ntus hauv thaj chaw hav zoov, mines, thiab chaw tsim kho. ASCE rail qhov ntau thiab tsawg yog feem ntau teev nrog nws qhov hnyav ib mev.
ASCE 50 Rail
ASCE 50 rail yog hais txog lub tsheb ciav hlau hnyav 50 lb hauv meters, uas yog ASCE 50 lb rail tsim raws li ASTM A1. Raws li lub teeb pom kev zoo, nws yog siv los tso cov kab mining. Yog li ntawd, nws yog dav siv nyob rau hauv South American lag luam.
| Tsis muaj | |||
| hom | qhov hnyav (kg / m) | khoom | ntev (m) |
| 40 lb | 24.86 | Q235 | 6m |
| rail qhov siab (mm) | hauv qab dav (mm) | taub hau dav (mm) | web kev xav (mm) |
| 98.40 | 98.40 | 54 | 11.11 |
Cim npe nrov: Tuam Tshoj asce 50 rail manufacturers, lwm tus neeg, Hoobkas
