RAILWAY SPRING
TEDRAIL supply a wide range of springs for freight wagon, passenger coach, and locomotive such as Railway Bogie Springs, Railway Air Brake Cylinder Springs, Bogie Suspension Springs, Draft Gear Spring of Coupler System and many more items. AAR standard freight car trucks springs are available provided. This includes primary suspension (load) D-springs, side springs, and dual rate springs. All springs can be supplied with AAR standards.
SPRING TYPESHelical Coil Spring / Compression Spring
Volute Spring
Leaf Spring
MATERIALSTEDRAIL could supply following spring material for customer preferred requirement:
DIN 17221
Silico - Manganese Steel 38Si7 ,54SiCr6 ,60SiCr7
Chrome - Vanadium Steel 55Cr3, 50CrV4 ,51CrMoV4
BS EN 10089
Silico - Manganese Steel: 46Si7 , 56Si7 , 54SiCr6, 61SiCr7
Chrome - Vanadium Steel: 51CrV4 , 52CrMoV4, 60CrMo3-1
JIS G4801
Silico - Manganese Steel: SUP 6, SUP 7, SUP 9, SUP 9A
Chrome - Vanadium Steel: SUP 10, SUP 11 A, SUP 12, SUP 13
ASTM A689
HELICAL COIL SPRING / COMPRESSION SPRINGTedrail supply the helical coil springs and compression springs for application of bogie suspension, coupler draft gear and so on.
u FEATURES:l Round, Square, Rectangular taper, Flat or any special shape.
l Wire Diameter: Up To 80 mm
l Out Side Diameter: Up To 500mm
l Free Height: Up To 1200mm
l Others requirement per customer drawing
u STANDARDl EN13298 RAILWAY APPLICATIONS - SUSPENSIONS COMPONENTS - HELICAL SUSPENTIONS SPRINGS,STEEL
l UIC 822 TECHNICAL SPECIFICATION FOR THE SUPPLY OF HELICAL COMPRESSION SPRING,HOT OR COLD COILED, FOR TRACTIVE AND TRAILING STOCK
l AAR M-114 HELICAL SPRING ,HEAT-TREATED STEEL
l TB/T 2211 STEEL HELICAL SPRING OF SUSPENSION MECHANISM FOR ROLLING STOCK
l IS:4454 STEEL WIRE FOR MECHANICAL SPRING -SPECIFICATION
Specifications
1.ISO9001:2008
2.Material:spring steel, alloy steel, stainless steel
3.Wire diameter:0.4mm~80mm
4.OEM and Customized:We are Manufacturers, Exporters, Designers and OEM Suppliers of all types of Spring.
5. Material:55CrSi,60Si2Mn,60Si2MnA,60Si2CrA(9254,SUP12),60Si2CrVA,etc
6. Wire Diameter: 04mm~80mm
7. Free Hight: 10mm~1400mm
8: Hardness:42HRC~52HRC
9. : Direction of Coils:Right,Left
10.Total Coils:As per Drawing / Data.
11: Load Bearing Capacity:Load Bearing Capacity - Up to 40 Tons. (per pc.)
12:Application: Excavator, Digger Machine, Vehicle, Motorcycle, Train, Ship, Shakeout Machine, Oscillation Absorber, etc.
13.Painting and Coating: Powder Coating, Phosphate, Zinc Coating and Spray, etc.
14.Color:Black, White, Blue, Red, Yellow, Gray, etc.
15.Production Method:Hot Formed,Cold Formed
Note
The materials and specifications can be decided by the customers.
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
