AS31 Rail /AS1085 (31 kg/m)
Product Overview
AS31 is a light-duty AS1085 profile (≈31 kg/m) designed for underground service runs, workshop tracks and short branch lines. Supplied in standard lengths or to customer-specified lengths and hole patterns.
Key Features
Dimensions:
Weight: 31kg/m
Head Width: 63.5 mm
Rail Height: 117.5 mm
Base Width: 108 mm
Web Thickness: 11.5 mm
Length:custom lengths on request
Optional Steel Grades: 900A
Standards: AS 1085.1
Materials & Quality Assurance
Typical material: 900A carbon-manganese rail steel. Head-hardened (HH) treatment or higher-strength grades (e.g., 1100) can be supplied for high-wear applications.
Certificates: Each lot can be supplied with Mill Test Certificate covering chemical analysis, tensile/yield properties, head hardness and Charpy impact test results. Third-party inspection (SGS, BV, etc.) is supported.
Welding & fitting: Recommended joining methods: aluminothermic (thermit) and flash-butt welding; welding procedure specifications and installation notes provided.
Typical Applications
Underground mine haulage and service tracks
Workshop, maintenance and plant internal tracks
Light branchlines and short sidings
Temporary portable track panels for underground works
FAQs
Q: What is the minimum order quantity (MOQ) for AS31?
A: MOQ depends on stock and shipping. Standard stock items often ship in small batches; for custom lengths or heat treatment, MOQ will depend on mill scheduling. Contact sales with required qty for a firm reply.
Q: Are AS 31kg rails CAD section drawings available?
A: Yes. CAD/DXF/SVG section files can be provided upon request or via gated download (lead capture).
Q: Can you provide head-hardened AS31 rails?
A: Yes — head-hardened (HH) options are available. Specify hardness target and acceptance test requirements when ordering.
Why choose our AS31 rails？
Full compliance to AS1085 profile dimensions and export quality control
MTC provided with every shipment; third-party inspection supported
CAD/DXF section files and installation guidance supplied free to project customers
Flexible supply: stock items for small orders and mill production for large projects
Experienced export logistics team — FOB / CIF / DDP shipping handled