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Certification:ISO9001:2008
Professional ISO Railway Screw Spike Plain / Oxide Black Spikes
SUYU can supply a range of rail sleeper spikes manufactured to international standards according to BS, ASTM and DIN, among others. SUYU has extensive experience in the rail industry and a high level of expertise in this specialized field. SUYU can manufacture any quantity, big or small, and offers a range of finishes including hot dipped galvanized, black, sherardized or self color for the budget conscious.
Rail sleeper screw spikes are used to fasten sole plates and ribbed base plates to wooden sleepers. direct fastenings of rails on concrete and wooden sleepers. Characteristically, the sleeper screw thread may only be produced in a hotforming operation. The different shapes of the head correspond to the pass form of the respective spanner used for fastening and loosening of the rail sleeper screws.
Material
| Grade | 4.6 | 5 .6 | 8.8 |
| Material | Q235 | 35# | 45# |
| Mechanical | Tensile strength: ≥ 400Mpa | Tensile strength: ≥ 500Mpa |
Tensile strength: ≥ 800Mpa |
| Yield strength: ≥ 240Mpa | Yield strength: ≥ 300Mpa | Yield strength: ≥ 640Mpa | |
| Elongation: ≥ 22% | Elongation: ≥ 20% | Elongation: ≥ 12% | |
| Cold bending: 90 degree | |||
| without crack | |||
| Surface | plain (oiled) , Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | ||
| Standard refers | ISO898-1, UIC864-1, and NF F500-50 | ||
Note (4.8 as a sample)
the first 4: tensile strength of material Q235 is 400MPa;
the second 0.8: the yield ratio is 0.8;
the yield strength of material Q235 is 400MPa x 0.8 =320 MPa.
MOQ: 5000PCS
Packing: 25Kg plastic bags and wooden pallets or according to clients' requirement
Process
Raw material Cutting Head forming Heat treatment Surface treatment Final inspection Packing Shippment.Surface Treatment
plain (oiled) color paint oxide Black (most choice) galavazing DHGInspection machine
Brinell Hardness Tester Carbon and Sulfur Analyzer Rockwell Hardness Machine Automatic Impact Testing Machine Metallographic Microscope Automatic High-speed Analyzer Fatigue Testing Machine Metallographic Specimen Polishing Machine Metallographic Specimen Pointing MachinePackage
1. 25kg per double layer woven bag+ free fumigation wooden pallet
36bags/pallet,
24pallets/container
2. Keg
3. in according with your request
Application
Similarity
1. We produce the rail 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.
Diameter: 3/4", 7/8", 15/16"
Length: 5-1/2", 6", 7", 8", 10"
Grade: 4.6, 5.6, 8.8
Material: Q235, 35#, 45#
Surface Treatment: Plain (oiled), Black painting, Zinc, HDG
2. Rail sleeper screw spikes with big disk are mostly used in South America and Africa
A taper of 1mm in the core and thread diameters towards to the point of the screw over the portion shown parallel is allowed, provided the tolerance on the diameter at the upper end is not exceeded. The material for the rail sleeper screw is complying with British standard N 15-1961.
Diameter: 22mm, 23mm
Length: 115mm, 133mm, 178mm
Grade: 4.6, 5.6
Material: Q235, 35#
3. Sleeper screw 3V meets with NF F50-006, Grade 4.6 and 5.6. The mechanical properties are in accordance with NF F 50006, tension strength 700MPA (min), elongation 12% (min), and cold bending 30 degree without crack.
Grade: 4.6, 5.6
Material: Q235, 35#
Surface Treatment: Plain (oiled), Black painting, Zinc, HDG
|
Type |
Dimension(mm) |
Weight (Kg) |
|
V20-135 |
M20×135 |
0.438 |
|
V23-115 |
M23×115 |
0.48 |
|
V23-135 |
M23×135 |
0.55 |
|
V23-155 |
M23×155 |
0.62 |
|
V23-215 |
M23×215 |
0.78 |
|
V26-115 |
M26×115 |
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