Head forming DIN Standard Coach Railway Sleeper Screws Plain oiled For Sleeper

Material

Note ( 8.8 as a sample)

the first 8: tensile strength of material 45# is 800MPa;

the second 0.8: the yield ratio is 0.8;

the yield strength of material 45# is 800MPa x 0.8 = 640 MPa.

MOQ: 5000PCS
Packing: 25Kg plastic bags and wooden pallets or according to clients' requirement

Process

1. Raw material
2. Wiredrawing
3. Cutting
4. Head forming
5. Heat treatment
6. Surface treatment
7. Final inspection
8. Packing
9. 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
Similarity

ZHONGYUE specialize in producing rail fastening , screw spikes are our main products , these screws spikes are used to fasten sole plates & ribbed base plates to wooden sleepers. In the rail constructions with the concrete sleepers these screws are used in combination with a plastic dowel pressed in concrete sleeper . Below is some of our main products .

1. Ss series , according to UIC864-1 , grade from 4.6 .5.6 .8.8

Surface : plain (oiled ) .Zinc .Hdg

Material : Q235 .35#. 45#

Screw spikes with the standard ASTMA66-87 , cold bending 90 degree without cracks .

2. Screw spike mostly used in South American and Africa with big disk

3V sleeper screw meet with NF F50-006 , grade 4.6 &5.6 , the mechanical properties are in accordance with UIC864-1 standard .

Coach screw used for mining industry

7. DHS35 screw spike , Supporting the use of the SKL14 system .

8. Screw spike 22×115 , assembly with SKL1 system with the grade 5.6 , according to the standard NF-F 50014 .

9 Special screw spike 23×174 , fix the rail together with the Nabla clip system, very popular in Africa ,We use the special material TD16 to produce the screw to meet with the bending test , bending 30 degree and straightening it , without crack .

10 .Dive spikes are available for a wide installations & maintenance of way , meet with the standard ASTMA66-87 , cold bending 90 degree without crack

As a leading manufacturer of rail fastening in China , ZHONGYUE also can produce many other railway fasteners , such as track bolt . track spike .rail anchor .fish plate . Base plate .rail clips and so on .

Sticking to the “quality first” policy, ZHONGYUE pays great attention to quality control management. We have granted ISO9001-2000 certificates and have got the production license of China’s Railway Ministry on railway products. We have a full set of inspection instruments which makes sure all the products produced by us should be of high quality and up to customers’ requirements.