What is a dog spike in railroad

Aug 26, 2025 Leave a message

A rail spike, also known as a cut spike or crampon, is a large nail which is used to fix rails fastening system to railroad in the track. The main function is to keep the rail in gauge.


A dog spike, also called cut track spike, is often used to fasten T-shaped railway track to wooden sleepers, to secure a rail and tie plate to the ties in track, which has a pointed penetrating head with square shank, and the underside of the spike head is sloped to compromise the top of the rail base.

 

rail fasteners

 

Dog Railway Spike Specification

 

SpecificationMaterialSurfaceStandard
5/8*6 ''A3,Q235, 45#,55#, etcAccording to customer needs.According to customer's drawings or samples.
9/16*5-1/2 ''
3/8''*3-1/2 ''
1/2*3-1/2
Other kinds

 

Technical specifications of Road Spike

 

rail spike

 

Standards: AREMA, UIC or others following customer needsModel:according to customer needsType: spike
Head type:various kindsNeck type:Various kindsFunction:to fix rails
Applied range:to fasten rails of the railroad bedBody type: various kindsLength available:10--1000(mm)
Tolerance:according to customer needsSurface finish: plain oil, black, HDG, galvanized, etc.Material:Q235,35#,45#,60#,16Mn,65 Mn,40Cr,20MnTiB,35CrMo,42CrMo
Grade:3.6,4.6,4.8,5.6,5.8,6.8,8.8,9.8,10.9,12.9Spike specifications:According to customer drawingsFree sample and product customizing available

 

We stock a complete range of dog spike sizes and designs, manufactured to international standards like GB, AREMA or ASTM, BS, UIC, etc. we have the dog spike workshop and dog spikes of various sizes are available. The most popular track spikes are the 5/8" ×6" and 9/16" ×5-1/2" for smaller rail sections, especially in North America and US market, and they are usually packed in either 200lbs, 100lbs or 50lbs kegs.

 

rail fastening