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

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

1. Raw material
2. Cutting
3. Head forming
4. Heat treatment
5. Surface treatment
6. Final inspection
7. Packing
8. Shippment.

Surface Treatment

1. plain (oiled)
2. color paint
3. oxide Black (most choice)
4. galavazing
5. DHG

Inspection machine

1. Brinell Hardness Tester
2. Carbon and Sulfur Analyzer
3. Rockwell Hardness Machine
4. Automatic Impact Testing Machine
5. Metallographic Microscope
6. Automatic High-speed Analyzer
7. Fatigue Testing Machine
8. Metallographic Specimen Polishing Machine
9. Metallographic Specimen Pointing Machine

Package

1. 25kg per double layer woven bag+ free fumigation wooden pallet

    36bags/pallet,

    24pallets/container

2. Keg

3. in according with your request

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