Name: China Customized E Clip To Fasten Steel Rails Manufacturers Suppliers Factory - GNEE RAIL
Brand: GNEE
SKU: 296435801

E Clip To Fasten Steel Rails

Railway Clip is used to fasten the rails to the underlying base plate together with the concrete sleeper. A variety of different types of heavy-duty clips are used to fasten the rails to the underlying baseplate or Sleeper, one common being the E Clip, which is shaped like a stubby paperclip. Another one is the SKL Tension Clamp, which is also the most widely used type all over the world. Others like KPO Clamp and Nabla Clip, also used in different situations.

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Description

Technical Parameters

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Rail e CLIP Fastening System

The Railway E-Clip is a one-piece resilient rail fastener manufactured from spring steel, designed to secure the rail to the sleeper through elastic deformation. Its distinctive "E" profile stores mechanical energy when deflected, converting vertical wheel loads into persistent clamping force that maintains track gauge stability, absorbs dynamic impact, and accommodates thermal expansion without loosening over decades of service.

Technical Specifications:

Parameter	Specification	Performance Benefit
Material Grade	38Si7 / 60Si2Mn spring steel	High elastic limit
Hardness Range	38–46 HRC	Wear resistance
Toe Load	9–13 kN (profile dependent)	Consistent clamping
Fatigue Life	>3 million cycles	Long-term reliability
Operating Temperature	-40°C to +80°C	All-climate performance
Corrosion Protection	Delta Protekt / Geomet / HDG	50-year service potential
Installation Rate	500–800 clips per crew-hour	Labor cost reduction
Weight per Piece	0.45–0.65 kg (profile dependent)	Lightweight handling

Installation & Maintenance Perspective:

Manufactured from high-grade spring steel (typically 38Si7 or 60Si2Mn) with optimized carbon content for maximum elastic recovery.
Heat-treated through quenching and tempering to achieve uniform hardness of 38–46 HRC across the entire profile.
Surface decarburization strictly controlled to prevent fatigue crack initiation under cyclic loading.
Grain refinement ensures balanced combination of strength and ductility for impact resistance.

Maintenance & Operational Perspective

Three-point contact with rail foot distributes pressure evenly, preventing localized stress concentration.
Accommodates rail movement during thermal expansion and contraction without permanent deformation.
Absorbs high-frequency vibrations from passing wheels, reducing track fatigue and noise emissions.