Normal strength AREMA 2012 ASTM A66 15/16x6” Screw Spike

In railway track construction, Screw Spikes serve as critical anchoring elements, playing a key role in securing the fastening system to sleepers. Their unique threaded design generates strong mechanical engagement, effectively resisting longitudinal forces and vibrational loads from train operations, thereby ensuring long-term stability of track geometry.

The 15/16x6" Screw Spike specification reflects the engineering purpose of this product. With a shank diameter of 15/16 inches (approximately 23.8 mm) and an overall length of 6 inches (approximately 152 mm), it qualifies as a large spike suitable for heavy-haul railway lines. This dimensional design guarantees sufficient anchoring depth and pull-out resistance, meeting the requirements of most railway operating conditions.

The product adheres to the "AREMA 2012 ASTM A66" standard system. The AREMA 2012 standard specifies dimensional tolerances, mechanical properties, and testing requirements for spikes, while ASTM A66 defines the material composition as medium carbon steel and outlines corresponding mechanical performance criteria. This standardized combination ensures interchangeability and reliability across various railway projects.

Compared with high-strength spikes, the standard-strength design balances economy and practicality. Manufactured from ASTM A66-specified steel and subjected to appropriate heat treatment, these spikes achieve the mechanical performance required by the standards while offering clear cost advantages, making them an ideal choice for general service conditions.

Surface treatment involves basic anti-corrosion measures, such as oil coating or blackening. This protection provides necessary corrosion resistance during storage and transport while maintaining the economic benefits of the product, suitable for environments with moderate corrosion requirements.

GNEE RAIL supplies a full range of Screw Spikes compliant with AREMA 2012 and ASTM A66 standards. We strictly follow international quality requirements to ensure each batch meets specifications for dimensional accuracy, mechanical performance, and surface quality. Additionally, we offer customized solutions based on client needs, including specification adjustments, material upgrades, and specialized surface treatments. Please contact us for detailed technical information and pricing.