Screw Spike
Different Standards and suface Finish available for Screw Spikes
For meeting various needs of clients, we can offer coach screws, stud screw, railway sleeper screws and other coustom screw spike in railway.
Grade: 4.6, 5.6, 6.8, 8.8, 10.9;
Finish: Self-colored, Zinc-plating, HDG, Geomet, Decromat etc.
Railway Screw Spike
Railroad Sleeper Screw
Hexagon Head Screw Spike
Screw Spikes for Rail Track
DHS35 screw spike
DHS35 rail sleeper screw spike can be used as a part of SKL14 rail fastening system
Diameter: 24mm
Length: 158mm and 161mm
T type screw spike
T type screw spike with round thread, according to the standard NF-F 50014
Double head screw spike
Railway sleeper screw spike with two ends, usually used together with the Nabla clip system. bending 30 degree and straightening it, without crack.
Size: 23×174
Material: TD16
Drive spike
Main Size: 5/8×10 and 7/8×7
Material:35#
Tensile Strength:414Mpa
Yield Strength:207Mpa
Elongation: >18%
ASTM A66-87 screw spike
We also supply the railway sleeper screw spikes for the USA with the standard ASTMA66-87, cold bending 90 degree without cracks. Standard strength 65000PSI or high strength 100000psi is available. Common sizes include 3/4", 7/8", 15/16"
Screw spike with big disk
Screw spike with big disk for Africa and South America
Rail screw spikes with big disk are mostly applied in South America and Africa
Diameter: 22mm, 23mm
Length: 115mm, 133mm, 178mm
High tension screw spike
High tension screw spike is also called as screw spike for wooden sleeper. Size: 15/16×6-1/2.
Tensile Strength:120,000psi(min); Yield Strength:92,000psi(min)
Elongation:14%(min)
Reduction of Area:35%(min)
Hardness:HRC22-HRC3
Hex head Coach screw
Coach screw is usually used for the mining industry in South Africa.
Diameter: 18mm
Length: 65mm and 75mm
Material: Q195 and Q235
Screw spike with slotting head, as per UIC864-1
Size: 24×131 and 24×150
Railway Screw Spike Applications Fields
Rail screw spike, also called sleeper screw, rail screw, is used to fasten a rail tie plates or steel rail. Rail screw spike is usually made of 35# and 45# steel for grade 5.6 and 6.8. Such spikes are always fastened into holes bored into the tie sleeper, sometimes together with pre-inserted plastic dowels in concrete, popularly used for rails with wooden sleepers, especially in America and Canada.
The pull-out resistance force of railway screw spike is 0.5 ~ 1.0 times larger than that of common rail dog spike, but the thrust resistance is 50% less.
Packaging and Shiment of Screw Spike
We use types of packaging methods for the screw spikes.
Double woven bag and plywood pallets
Plywood boxes
Kegs
Ss sleeper screw:
3V sleeper screw:
The mechanical properties of 3V sleeper screw are in accordance with NF F 50006,
Tension strength: 700MPA (min),
Elongation: 12% (min),
Cold bending: 30 degree without crack.
