Name: China Track E Clip Manufacturers Suppliers Factory - Track E Clip Free Sample - Gnee Steel
Brand: GNEE
SKU: 298234009

Track E Clip

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 high-performance, forged steel fastening component engineered for elastic rail fastening systems. Functioning as a non-linear constant force spring, it utilizes a precise geometric bend to exert sustained clamping force on the rail foot, effectively absorbing dynamic impact loads from rolling stock. Unlike rigid fasteners, this component maintains gauge integrity and offers high electrical resistance while accommodating thermal expansion and contraction of the rail, making it essential for modern concrete sleeper track infrastructure.

Technical Specifications:

Feature Category	Parameter / Characteristic	Performance Metric
Geometric Type	Non-linear, Constant Force Spring	2-point contact (Toe & Heel)
Material Specification	Spring Steel (e.g., 60Si2Mn / 51CrV4)	Tensile Strength: 1,300 – 1,500 MPa
Clamping Force	Nominal Toe Load	10 kN – 14 kN per clip (static)
Fatigue Life	Load Cycle Endurance	> 5 million cycles @ 3 mm deflection
Corrosion Protection	Anti-corrosion coating	Salt Spray Resistance > 800 hrs (ISO 9227)

Installation & Maintenance Perspective:

Constant Clamping Force: Designed with a specific toe load to maintain consistent rail hold-down force despite repetitive loading cycles.
Fatigue Resistance: Manufactured from high-grade silicon-manganese spring steel to withstand over 5 million cycles of dynamic stress without permanent deformation.
High Deflection Capacity: Capable of accommodating significant vertical rail lift (up to 12–15 mm) while maintaining contact, preventing derailment due to "pumping" of the sleeper.

Maintenance & Operational Perspective

Tool-Free Extraction: Designed for rapid installation and removal using a simple insulated lever bar, eliminating the need for hydraulic presses during track maintenance.
Clear Visual Gauge: Features a defined "heel-to-shoulder" gap that allows track inspectors to visually verify correct insertion depth and tension with a go/no-go gauge.
Single-Piece Handling: Eliminates assembly complexity associated with bolted clip systems, reducing the number of loose components required per rail seat.