RAIL CAST IRON SHOULDER
The rail cast iron shoulder or shoulder is a semi-embedded part into the sleeper to fasten the clip to the base plate, and protect the clip from being stolen. We could supply different types of shoulders satisfying clients' needs.
Rail shoulder material technical parameter
There are various kinds of Rail Elastic clips material could be chose according to customer's requirements. Normally TEDRAIL could offer following materials:
| Rail shoulder material technical parameter |
| Material | Material Chemical Composition% | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) |
| C | Si | Mn | P | S |
| QT400-15(GGG40) | 3.6-.36 | 3.0-3.2 | 0.5 | 0.07 | 0.02 | 400 | 250 | 15 |
| QT450-10(GGG45) | 3.4-3.9 | 3.7-3.0 | 0.5 | 0.07 | 0.03 | 450 | 310 | 10 |
| QT500-7 (GGG50) | 3.4-3.8 | 2.5-2.9 | 0.6 | 0.08 | 0.025 | 500 | 320 | 7 |
Casting shoulders are pressed in concrete sleeper and assembled with E clip in order to fasten the rail. The material we use is cast iron and the mechanical property and chemical composition of the rail cast iron shoulder are shown below:
| Material | Tensile Strength(Mpa) | Yield Strength(Mpa) | Elongation(%) |
| QT400-15(GGG40) | 400 | 250 | 15 |
| QT450-10(GGG45) | 450 | 310 | 10 |
| QT500-7 (GGG50) | 500 | 320 | 7 |
| C | Si | Mn | P | S |
| QT400-15 | 3.6-.36 | 3.0-3.2 | 0.5 | 0.07 | 0.02 |
| Qt450-10 | 3.4-3.9 | 3.7-3.0 | 0.5 | 0.07 | 0.03 |
| QT500-7 | 3.4-3.8 | 2.5-2.9 | 0.6 | 0.08 | 0.025 |
Hot forging shoulder, used together with clip bolt and special rail clip to fix the rail. The material can be low carbon steel and mid carbon steel, according to our customers' requirement.
Tedrail can supply most of railway products, such as Bogie parts, Wagon parts, Coach parts, Locomotive parts based on customers' requirements. We have a professional technical and quality assurance team, well understanding of international railway products standard or specification, expert in design, manufacture, and inspection for railway products. With our experienced and educated business team, Cooperated with Chinese railway industrial university, Tedrail has got most valuable technical support and knowledge base.
Tedrail is focused on the complete solution of railway industry, and interested in sharing experience and cooperation with all parties in the world.
Our Team
We have a strong technical team, lots of them have been engaged in the production line for many years, with a more profound experience about production and processing of products.
Our team comprises:
Management Team
Senior Engineer
Engineer
QA Team
Workshop staff
QA Team
We have a professional technical and quality assurance team, well understanding of international railway products standard or specification, expert in design, manufacture, and inspection for railway products. We will make sure give customers best design and most reliable and safe products. With our experienced and educated business team, Tedrail give customers easiest and convenient business service.
Our railway industrial products are tested:
1. Chemical Analysis
2. Metallographic
3. Mechanical Analysis
4. Ultrasonic Testing
5. Magnetic Testing
6. Impact Testing
7. Hardness Testing
8. Surface Quality
Customer Satisfaction
For attaining customers' satisfaction, we manufacture and supply superior quality railway products that are cost efficient and highly durable. Our railway products are manufactured by using superior quality raw materials and checked by our quality analysts at every level of production process. Our range of products is widely acknowledged by our customers because of its quality and effectiveness.
Why Us?
We are one of the most promising organizations who have achieved a leading position in this domain due to the following factors:
Rigorous quality control measures
State-of-the-art infrastructure
Ethical business policies
Experienced professionals
Wide distribution network
Team of skilled personnel
On time delivery
