Railway Rail Dog Spikes

Dog-head spikes are used in traditional ballasted tracks to fix rails on wooden sleepers, and prevent lateral movement of the rails by the engagement between the nail head and the rail bottom. Material: usually Q235 carbon steel or 45# steel, with galvanized surface for rust prevention.

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Description

Technical Parameters

Basic Definitions

Type	Dog Spike	Rail Spike (General)
Name Origin	Named for its dog-head-shaped flat head	Generic term for all rail-fastening spikes
Primary Use	Fixes rails to wooden sleepers	Fixes rails to wooden/concrete sleepers (varies by type)
Material	Q235 carbon steel, 45# steel (galvanized)	Carbon steel, alloy steel (anti-corrosion treated)

Railway Rail Dog Spikes

Technical Parameters

Parameter	Dog Spike	Screw Spike	Hook Spike
Length	100–150 mm	150–200 mm	120–160 mm
Pull-out Force	Low (friction-based)	High (threaded grip)	Medium (hooked grip)
Corrosion Resistance	Galvanized (basic)	Galvanized/epoxy-coated (high)	Galvanized (moderate)

Application of rail spikes

Railway Rail Dog Spikes

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