Products Description
A 9kg steel rail refers to a steel rail with a weight of 9 kilograms per meter. The weight of a steel rail is usually expressed in kilograms per meter, representing the weight per unit length (per meter) of the rail. 9kg steel rail is a relatively lightweight rail commonly used in some light railways, industrial tracks, or short distance transportation lines.
Specifically, the weight of steel rails is closely related to their usage environment, load-bearing requirements, and design standards.
Light Steel Rail
| Size | Rail height(mm) | Bottom Width(mm) | Head Width(mm) | Web Thickness(mm) | Weight(kg/m) |
| * | A | B | C | t | * |
| 8kg | 65 | 54 | 25 | 7 | 8.42 |
| 9kg | 63.5 | 63.5 | 32.1 | 5.9 | 8.94 |
| 12kg | 69.85 | 69.85 | 38.1 | 7.54 | 12.2 |
| 15kg | 79.37 | 79.37 | 42.86 | 8.33 | 15.2 |
| 18kg | 90 | 80 | 40 | 10 | 18.06 |
| 22kg | 93.66 | 93.66 | 50.8 | 10.72 | 22.3 |
Q235 Characteristics and advantages
Good plasticity: Q235 steel is easy to process and shape, and can be processed by cold bending, stamping, stretching, etc., meeting the requirements of various shapes and sizes.
Excellent welding performance: Due to its low carbon content, it is not easy to produce cracks during welding, and the welding joint has high strength, suitable for various welding methods.
Economical and practical: Q235 steel has a moderate price, wide sources, and high cost-effectiveness.
Stable internal structure: After heat treatment and other processes, Q235 steel has a stable internal structure and mechanical properties, suitable for various usage environments.
Q235 Mechanical property
| Q235 | Mechanical property | Chemical composition(%) | |||||||||
| Yield strength | Tensile strength | Elongation | Hardness | C | Si | Mn | S | P | |||
| MPa | kg/mm² | MPa | kg/mm² | min | HB | ≤ | ≤ | ≤ | |||
| ≥ | ≥ | ||||||||||
| 235 | 24 | 375-460 | 38-47 | 26% | 0.12-0.22 | 0.35 | 0.30-0.70 | 0.045 | 0.045 | ||
GB 9kg Steel Track Rail
Other Features
9kg steel rails have a certain degree of lightness. Compared to other heavier rails (such as 43kg, 50kg, or 60kg rails), 9kg steel rails are relatively lightweight and suitable for light railways or low-speed transportation lines.
Regarding the applicability of this type of steel rail, it is commonly used in scenarios such as mining railways, industrial parks, and short distance railways that require low load-bearing capacity, and is not suitable for high-speed or large-scale freight railway systems.
The load-bearing capacity of 9kg steel rails is relatively low, making them suitable for lighter vehicles or low-intensity railway operations.
9kg steel rails are usually made of high-strength steel and undergo special heat treatment to improve wear resistance and service life. Although they are relatively lightweight, they still require sufficient strength.
GB Railway Steel Track Rail
About Us
GNEE (Tianjin) Multinational Trade Co., Ltd.
Our company has won the trust and cooperation of over 8000 customers through 18 years of hard work. We provide high-quality steel rails and related products to large railway companies, transportation enterprises, and construction projects, helping them operate efficiently and stably. Our clients are located all over the world, demonstrating our strong influence in the global steel rail market.
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