Introduction of AREMA TR68 Railway Steel Rail with R350HT Hardness and 24 Meters Length

AREMA TR68 railway steel rail is a specific type of rail that follows the guidelines set by the American Railway Engineering and Maintenance-of-Way Association (AREMA). It is designed for use in railway tracks, offering strength, durability, and reliability for various applications.

TR68 designation refers to the rail’s weight per yard, which is approximately 68 kg/m. This weight classification ensures that the rail meets the necessary standards for stability and load-bearing capacity.

The drawing and material as below:

This particular TR68 rail is made from high-quality steel and has a hardness level of R350HT. The R350HT hardness specification corresponds to a heat-treated steel with superior strength and toughness. Heat treatment processes are employed to enhance the mechanical properties of the steel, enabling it to withstand heavy loads and resist wear and fatigue.

The TR68 rail has a length of 24 meters (78.7 feet), making it suitable for various railway applications. The longer length contributes to efficient installation and reduces the number of joints along the track, enhancing the overall integrity and stability of the rail line. A reduced number of joints also helps minimize maintenance requirements and improves the smoothness of train operations.

AREMA TR68 railway steel rail is manufactured through a comprehensive process that involves precise rolling, cooling, and tempering techniques. The rail undergoes rigorous quality control measures to ensure adherence to dimensional and mechanical specifications.

During installation, proper alignment, fastening, and maintenance practices are crucial to ensuring track stability and safety. Regular inspections and maintenance activities, including grinding and lubrication, help maintain the track integrity and minimize wear and tear.

With its superior strength, durability, and hardness level of R350HT, the AREMA TR68 railway steel rail provides a reliable and long-lasting solution for railway tracks. Its 24-meter length contributes to efficient installation and improved track performance. This rail is commonly used in various railway applications, including mainline tracks, sidings, and industrial lines.

By adhering to standards and implementing appropriate installation and maintenance practices, AREMA TR68 railway steel rail contributes to the safe and efficient transportation of goods and passengers on railway networks.

We can supply the international standard flat bottom rails as below:




Rail for Railway 43 kg/m rail, 50 kg/m rail,

60 kg/m rail, 75kg/m rail, 60N rail, 75N rail

TB/T2344-2012, TB/T3276-2011
P50 rail/R50 rail, P65 rail/R65 rail, RP60E1 GOST-R51685, GOST R51054-2014
S49 rail, UIC54 rail, UIC60 rail UIC860
JIS50N rail, JIS60 rail JIS E1101
AS50 rail, AS60 rail, AS68 rail AS1085, BHP RT STD
90RA rail, 100RE rail, 115RE rail, 132RE rail, 136RE rail AREMA
TR45 rail, TR50 rail, TR57 rail, TR68 rail ASTM A759
BS75A rail, BS90A rail, BS100A rail BS11 STANDARD
ISCOR 48 rail, ISCOR 57 rail UIC860 produce standard
45E1, 49E1 rail, 50E2 rail, 54E1 rail,

60E1 rail, 60E2 rail

EN 13674-1, EN13674-4
Switch Rail 50AT1 rail, 60AT1 rail,

60AT2 rail, 60TY1 rail

Crane Rail A45, A55, A65, A75, A100, A120, A150 DIN536
QU70 rail/KP70 rail, QU80 rail/KP80 rail, QU100 rail/KP100 rail,

QU120 rail/KP100 rail, CR175 rail

ASTM A759-2000
Grooved Rail 59R2 rail, 60R2 rail EN 14811:2006

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