Screw Spikes For Railway Track

Railroad spikes are a common type of rail fastener used to connect steel rail and railway sleeper. There are many types of spikes, including screw spikes and dog spike.

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Description of Screw Spikes

Railroad spikes are a common type of rail fastener used to connect steel rail and railway sleeper. There are many types of spikes, including screw spikes and dog spike. From the appearance point of view, the more prominent difference between the screwl spike and the ordinary spike is that the surface of the spike has obvious thread. A thread is a shape having a uniform spiral protrusion on a section of the outer or inner surface of the solid. According to its structural characteristics and uses, it can be divided into four categories.

Ss series Sleeper Screw

Type	Specification	Weight/kg	Surface	Standard
Ss 1/130	M22*130	0.451		UIC
Ss 1/150	M22*150	0.478	Natural	AREMA
Ss 2/180	M22*150	0.595	Zinc	GB
Ss 5/150	M24*150	0.545	Paint	or
Ss 6/150	M26*150	0.702	Oil	According to your drawings or samples.
Ss 7/180	M24*180	0.636	According to your needs.
Ss 8/140	M24*140	0.528
Ss 8/150	M24*150	0.548

Square head screw spike

Type	Specification	Material	Surface	Standard
Type	Specification	Material	Surface	Standard	Square head screw spike	M22*145	45#	Natural	UIC
55Q	Zinc	AREMA				M22*145
M22*155	Q235	Paint	DIN
M22*165	or	Oil	GB
M22*185	According to your needs.	According to your needs.	or
M22*195			According to your drawings or samples.
Other kinds

Hexagon screw spike

Grade	4.6	5 .6	8.8	10.9
Material	Q235	35#	45#	40Cr
Mechanical	Tensile strength: ≥ 400Mpa	Tensile strength: ≥ 500Mpa	Tensile strength: ≥ 800Mpa	Tensile strength: ≥ 1000Mpa
	Yield strength: ≥ 240Mpa	Yield strength: ≥ 300Mpa	Yield strength: ≥ 640Mpa	Yield strength: ≥ 900Mpa
	Elongation: ≥ 22%	Elongation: ≥ 20%	Elongation: ≥ 12%	Elongation: ≥ 9%
	Cold bending: 90 degree	Cold bending: 90 degree	Cold bending: 90 degree	Cold bending: 90 degree
	without crack	without crack	without crack	without crack
Surface	plain (oiled) , Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing

Double-head screw spike

Specifications

Size: 23×174

Grade: 4.6, 5.6, 8.8, 10.9

Raw Material: 35#

Raw material: Q235, 35#, 45#

Surface Treatment: Plain (oiled), Bluing, Zinc, HDG, etc

The difference between screw spike and dog spike

Speak to the holding power, the screw spike provides more than twice than dog spikes.
Compared to the dog spike, the screw spike requires higher production cost.
A screw spike is used together with a spring washer, but dog spike doesn’t.

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As a professional fastening system service provider in the international rail transit sector, GNEE RAIL specializes in providing a wide range of high-strength connection solutions for global railway projects. We consistently prioritize technological innovation and quality, providing customers with a comprehensive service offering from product selection to technical consultation.

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