Gold Member Since 2012
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Jiangsu Tedrail Industrial Co., Ltd.

Spring, Railway Parts, Bogie Parts manufacturer / supplier in China, offering Coil Spring of Railway Bogie, Casting and Forging Washer Used in Wagon, Uic Screws Used in Coupler and so on.

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Supplier Homepage Product Freight Wagon Components Coil Spring of Railway Bogie

Coil Spring of Railway Bogie

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 100, 000 Tons/ Year
Transport Package: as Your Demand
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: Coil spring
  • Material: Steel
  • Load Type: Compression
  • Size: Many Kind of
  • Main Type: Freight Wagon/Coach
  • Origin: China
  • Function: Buffer
  • Usage: Industrial, Bogie
  • Shape: Coil
  • Used for: Bogie
  • Trademark: tedrail
Product Description

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.
 
n  SPRING TYPES
u  Helical Coil Spring / Compression Spring
u  Volute Spring
u  Leaf Spring
 
n  MATERIALS
TEDRAIL could supply following spring material for customer preferred requirement:
l  DIN 17221
²  Silico - Manganese Steel  38Si7 ,54SiCr6 ,60SiCr7
²  Chrome - Vanadium Steel  55Cr3, 50CrV4 ,51CrMoV4
l  BS EN 10089
²  Silico - Manganese Steel:   46Si7 , 56Si7 , 54SiCr6, 61SiCr7
²  Chrome - Vanadium Steel:  51CrV4 , 52CrMoV4, 60CrMo3-1
l  JIS G4801
²  Silico - Manganese Steel:   SUP 6, SUP 7, SUP 9, SUP 9A
²  Chrome - Vanadium Steel:  SUP 10, SUP 11 A, SUP 12, SUP 13
l  ASTM A689
 
 
n  HELICAL COIL SPRING / COMPRESSION SPRING
Tedrail 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  STANDARD
l  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
Size Range:
Outside Diameter: . 025" - 1.937"/. 64 mm - 49.20 mm
Free Length: . 025" - 6"/. 64 mm - 152.40 mm
Wire Size: . 0040" -. 177"/. 10 mm - 4.50 mm

Products and Materials:

Instrument Compression Spring (Inch and Metric)
Ends square, not ground
Pre-coated Music Wire or Passivated Type 302/304 Stainless
Passivated & Ultrasonically Cleaned Type 316 Stainless**

Lite Pressure Compression Spring Series (Inch)
Passivated & Ultrasonically Cleaned Type 316 Stainless**

Standard Compression Springs (Inch* and Metric)
Squared and Ground Ends
Plated Music Wire or Passivated Type 302/304 Stainless
Passivated & Ultrasonically Cleaned Type 316 Stainless**

Heavy Duty Compression Spring (Inch)
Squared and Ground Ends
Shot-Peened and Pre-Set
Plated Music Wire/Oil Tempered MB Wire or Passivated Stainless


Custom compression springs:

Outside Diameter: 0.025 5.75"/0.64 146.1 mm
Wire Diameter: 0.004" 0.625"/0.10 mm 15.88 mm

We can offer support for every stage of custom design, manufacturing and distribution:
Application/Concurrent Engineering staff
Regulatory expertise including RoHS, REACH and DFARS
Proof of concept methodologies
CAD assisted product design, drawing and modeling
In-house prototype production services (rapid turnaround)
Factories outfitted to effectively accommodate both short and long production run
In-house tooling production including EDM
Extensive experience working with Aerospace/Military specifications (AS9100),
Automotive Specifications (TS16949) and FDA Trial Support (21 CFR Part 820)
Proprietary integrated quality control system
State of the art computerized spring testing equipment
Global supply chain network for both production and distribution
Blanket agreement and consignment inventory management capabilities
Pull/Kanban capabilities
Ongoing Customer/Supplier improvement initiatives
ISO 9001 Registered Quality Management System
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