Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of railway track dog spike in China, also supports customized service with low price. Please feel free to buy cheap railway track dog spike made in China here from our factory.
Railway Track Dog Spike
Dog head spikes are a classic fastener in railway track systems, named for their spike head shape resembling a dog's head. They serve as crucial components in traditional track structures for securing rails to sleepers.
Structurally, they are typically forged from carbon steel or low-alloy steel, with an overall "T" shape or "spike-like" form. The top features a wide brim (the "dog head" section), which is used to press against the edge of the rail base, preventing longitudinal sliding of the rail. The lower part consists of a slender spike shank, with a sharp tip or threaded end, which can be directly driven into wooden sleepers or fixed in concrete sleepers through anchoring, forming a rigid connection between the rail and the sleeper.
Dog Spike Size: 3/4", 1/2", 5/8" Length: 3", 3-1/2", 4-1/2", 5", 5-1/2", 6" Material: Q235 Surface: Plain MOQ: 5000PCS Packing: 200LB kegs and wooden pallets or according to clients' requirement
| Tensile Strength | Yield Point | Elongation (in 2" length sample) |
|---|---|---|
| 70,000 psi Min | 46,000 psi Min | 25% Min |
Dog Spike Specifications
| Specification | Material | Surface | Standard |
|---|---|---|---|
| 5/8×6 '' | A3,Q235, 45#,55#, etc | According to customer needs. | According to customer's drawings or samples. |
| 9/16×5-1/2 '' | |||
| 3/8''×3-1/2 '' | |||
| 1/2×3-1/2 | |||
| Other kinds |
Performance advantages and applications of dog road spikes
Compatible with traditional track structures: Primarily applied in traditional ballasted track systems with wooden sleeper tracks or partial concrete sleeper tracks, they achieve fixation by directly embedding the spike shank into sleepers and pressing the brim against the rail base, meeting the classic track design requirements of conventional-speed railways.
Undertaking basic fastening functions: Their core role is to resist longitudinal impact forces and lateral thrust generated during train operation, preventing rails from displacing, loosening or overturning on sleepers, ensuring the stability of track geometric parameters, and providing basic structural support for the smooth operation of trains.
Adapting to medium and low-speed operation scenarios: Due to their structural characteristics being more suitable for withstanding medium and low loads, they are widely used in track sections with medium and low-speed train traffic such as conventional-speed railway main lines, branch railways, and industrial and mining special lines, meeting the long-term fastening needs in non-heavy-haul and non-high-speed scenarios.
Facilitating maintenance and replacement operations: In track maintenance, dog head spikes, with their features of simple structure and convenient disassembly and assembly, can be quickly inspected, replaced or re-anchored, adapting to the practical needs of daily maintenance of traditional track systems and reducing maintenance costs.
GNEE RAIL places great emphasis on quality control throughout dog spike production, strictly adhering to ISO9001 standards.
Our quality control process spans from supplier to finished products: raw materials undergo batch testing for chemical compositions and physical properties; quality controllers conduct random sampling inspections and issue reports; materials failing chemical or physical tests (as required) are rejected until they meet standards. For semi-finished products or outsourced parts, we hold quality control coordination meetings to provide technical assistance, ensuring only qualified products reach customers.
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