What is the purpose of a rail?

Jan 12, 2026 Leave a message

Steel rails are the load bearing and guiding elements in a railway or tramway track. Individual fragments are bolted or welded together forming a continuous line that supports railcar wheels. The cross section of the rail segment, or the profile, has varied over time and by application area.

 

What is the purpose of a rail?


The purpose of a rail is to provide a smooth, low-friction, level surface for wheeled vehicles (like trains or carts) to travel on, while also guiding them and distributing their weight efficiently to the ground. Rails create a stable pathway for safe, efficient movement, reducing energy loss compared to other surfaces, and can be used for transport, machinery, or structural guidance.


Key Functions of Railway Rails:

 

 

  • Running Surface: Offers a smooth, continuous path for wheels, minimizing friction for efficient travel.

 

  • Guidance: Keeps the wheels aligned, preventing them from moving sideways and derailing.

 

heavy rail

 

  • Load Distribution: Transfers the heavy weight of the train from the wheels to the sleepers (ties) and ballast, spreading the load.

 

  • Stability: Contributes to the overall stability of the track structure.

 

  • Direction Control: Helps control the train's direction and alignment.

 

Types of Steel Rail from GNEE RAIL

 

As a professional rail fastener supplier, GNEE RAIL can provide different standard steel rail such as American, BS, UIC, DIN, JIS, Australian and South Africa which used in railway lines, cranes and coal mining.

 

gB standard steel rail

 

crane rail

 

ClassificationHeight(mm)Head (mm)Bottom (mm)Thick(mm)Weight (kg/m)
Light Rail8 KG/M65255478.42
9 KG/M63.532.163.55.98.94
12 KG/M69.8538.169.857.5412.2
15 KG/M79.3742.8679.378.3315.2
18 KG/M8040801018.06
22 KG/M93.6650.893.6610.7222.3
24 KG/M107519010.924.46
30 KG/M107.9560.33107.9512.330.1
Heavy Rail38 KG/M134681141338.733
43 KG/M1407011414.544.653
45 KG/M1456712614.545.546
50 KG/M1527013215.551.514
60 KG/M1767315016.560.64
Crane RailQU 70120701202852.8
QU 80130801303263.69
QU 1001501001503888.96
QU 12017012017044118.1

 

UIC860-O standard steel rail/UIC54 steel rail/railway for UIC54

 

  • Size: UIC54, UIC60
  • Standard: UIC860-o standard/EN-13674-1
  • Material: 900A/1100
  • Length: 12-25m

 

BS11-1985 standard steel rail

 

  • Size: BS50'O', BS60A, BS60R, BS70A, BS75A, BS75R, BS80A,BS80R, BS90A, BS100A, BS113A
  • Standard: BS11-1985 standard
  • Material: 700/900A
  • Length: 8-25m

 

American standard steel rail

 

  • Size: ASCE25, ASCE30, ASCE40, ASCE60, ASCE75, ASCE85, ASCE90, ASCE115, ASCE136, ASCE175
  • Standard: ASTM standard, AREMA standard
  • Material: 700/900A/1100
  • Length: 6-12m, 12-25m
     

JIS E 1103/1101 standard steel rail

 

  • Size: 15kg, 22kg, 30A, 37A, and 50N, CR73, CR100
  • Standard: JIS E1103-93/JIS E1101-93
  • Material: According to JIS e standard
  • Length: 9-10m

 

Australian standard steel rail

 

  • Size: 31kg, 41kg, 47kg, 50kg, 53kg, 60kg, 66kg, 68kg, 73kg, 86kg, 89kg
  • Standard: As 1085 standard
  • Material: 900A/1100
  • Length: 8-25m

 

Since 2008, GNEE RAIL has been supplying steel rails of different grades for more than 18 years, steel rails from GNEE is highly recommened in China and abroad.Wtih cutting edge equipment, GNEE produces high quality steel rails that meet with requirements of most countries. Standard rail, head hardened rail, heavy rail,light rail,crane rail and other types are all available here, as one of the China main rail supplier, GNEE RAIL has been working on supplying economical green railway products all over the world.

 

Click here to obtain the detailed product catalog of GNEE RAIL.