Name: China Customized Rail Fastening Rail E Clip Manufacturers Suppliers Factory - Free Sample - GNEE RAIL
Brand: GNEE
SKU: 282842193

Rail Fastening Rail 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

Railway E Clips

Model	Diameter	Material	Hardness	Clamping Force	Surface Treatment	Applicable Railway & Scene	Matching Fasteners	Mass per Clip	Compliance Stds
E10	φ10mm	50CrVA	39–44 HRC	4–7 kN	Electro-galvanizing (≥18μm)	Urban Tram (Low 运量,30kg/m rail)	M8 Bolt + Flat Washer	~85g	EN 13481-4, CJ/T 527
E14	φ14mm	60Si2MnA	42–47 HRC	9–12 kN	Hot-dip galvanizing (≥80μm)	Regional Freight (43–50kg/m rail)	M10 Bolt + Lock Washer	~150g	EN 13481-3, GB/T 13489
E16-HD	φ16mm	55SiMnVB	45–50 HRC	16–19 kN	Dacromet (≥8μm) + Zinc Plating	Heavy-Haul (Mining, 60kg/m rail)	M12 Bolt + Spring Washer	~220g	AREMA 10, GB/T 13489
E18-HS	φ18mm	60Si2CrVA	46–51 HRC	18–22 kN	Dacromet + Sealant (≥10μm)	High-Speed (≥250km/h, CRTS II)	M14 Bolt + Lock Nut	~280g	TB/T 3562, EN 13481-2

Rapid Quality Check List for Railway E Clips

Inspection Item	Test Method	Quick Pass/Fail Criterion	Sampling Plan	Tool/Reference
Material Validation	Handheld PMI (C/Si/Mn only)	C: 0.55–0.65% (for 60Si2MnA); No off-grade values	2 pcs/batch	Portable PMI Analyzer
Hardness Spot Check	Portable Rockwell Tester	1-point test; Within model range (±1 HRC max)	3 pcs/batch	Rockwell Tester (HRC Scale)
Dimensional Fit	Gauge Pin (diameter) + Ruler	Diameter: ±0.2mm; Length: ±0.5mm (if applicable)	8 pcs/batch	Gauge Pin Set, Steel Ruler
Surface Quality	Visual Scan (No magnifier)	No visible cracks/burrs; Rust spots ≤3mm²	100% (Random)	Rust Grade Chart (GB/T 15519)
Clamping Force (Spot)	Simplified Force Gauge	≥90% of model's min force (e.g., ≥8.1kN for E14)	1 pc/batch	Portable Force Gauge
Packaging & Marking	Visual Check	Anti-rust bag intact; Model/batch legible	2 packages/batch	Visual Inspection

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Rail Fastening Rail E Clip

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