Hot Coil Spring

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Hot Coil Spring

Hot Coil Spring

Best Description:

A Hot Coil Spring is a heavy-duty mechanical component made by heating and coiling high-grade alloy steel rods to form resilient, load-bearing springs. Unlike cold-formed springs, hot coil springs are manufactured at elevated temperatures (typically 850°C to 950°C), allowing the steel to be formed into large-diameter, high-stress coils used in demanding industrial applications.

These springs are known for their superior durability, high tensile strength, and ability to absorb shock, vibration, and compressive forces. They are widely used in railways, heavy trucks, mining equipment, agricultural machinery, and power generation systems, where strength and resilience are crucial.

Features with Uses:

Feature

Use

High-Temperature Forming

Ensures durability and flexibility in large cross-section springs.

Heavy-Duty Steel Construction

Offers high load-bearing capacity and fatigue resistance.

Excellent Tensile Strength

Ideal for dynamic, high-impact environments.

Customizable Shapes & Sizes

Tailored to specific stress, space, and load requirements.

Superior Shock Absorption

Reduces vibrations and sudden loads in machinery.

High Fatigue Life

Withstands repeated loading cycles without failure.

Heat and Corrosion Resistant

Suitable for industrial and outdoor use.

Precision Heat Treatment

Enhances hardness and mechanical performance.

Post-Coiling Stress Relief

Improves dimensional stability and spring life.

Wide Diameter Range (20 mm – 80 mm)

Suitable for various industrial machines and transport systems.

Applications of Hot Coil Springs:

  1. Railway Suspension Systems (Locomotive Springs)
  2. Agricultural Equipment and Tractors
  3. Heavy-Duty Trucks and Commercial Vehicles
  4. Mining and Earthmoving Equipment
  5. Industrial Vibrating Screens and Crushers
  6. Power Plant Machinery and Turbines
  7. Mechanical Presses and Large-Scale Assemblies
  8. Rail Tracks, Buffer Stops, and Shock Absorbers
  9. Oil & Gas Drilling Equipment
  10. Custom Engineering Equipment for Load Balancing

Top 10 FAQs – Hot Coil Spring

  1. Q: What is a hot coil spring?
    A: It’s a spring made by coiling steel at high temperatures to form large, strong springs for industrial use.
  2. Q: How is it different from a cold coil spring?
    A: Hot coil springs are manufactured at high temperatures and are ideal for heavy loads, whereas cold coil springs are made at room temperature for lighter applications.
  3. Q: What materials are used in hot coil spring manufacturing?
    A: Common materials include Chrome Silicon, Chrome Vanadium, Carbon Steel, and Alloy Steels.
  4. Q: What industries use hot coil springs the most?
    A: Railways, mining, automotive, heavy engineering, agriculture, and energy.
  5. Q: What is the load capacity of a hot coil spring?
    A: Load capacities vary by design but can range from hundreds to thousands of kilograms per spring.
  6. Q: Are these springs corrosion-resistant?
    A: Yes, especially when treated with protective coatings like phosphate, powder coating, or zinc plating.
  7. Q: Can I get custom-designed hot coil springs?
    A: Yes, manufacturers can customize diameter, length, material, and load capacity based on application.
  8. Q: What is the lifespan of a hot coil spring?
    A: With proper usage and maintenance, they can last 10+ years in industrial applications.
  9. Q: How are hot coil springs tested for quality?
    A: Through load testing, hardness testing, dimensional checks, and fatigue life analysis.
  10. Q: Are these springs suitable for dynamic environments?
    A: Absolutely. They are designed to absorb shocks and return to form under dynamic and repetitive stress.

Why Choose Us as Your Hot Coil Spring Manufacturer?

  • ISO-Certified Manufacturing Facility with CNC and Heat-Treatment Units
  • Strict Quality Inspection & Third-Party Load Testing Options
  • Capability to Produce Springs up to 80 mm Diameter and 8 m Length
  • Custom Sizes, Shapes & Load Ratings Available on Request
  • Bulk Manufacturing for OEMs, Railways, and Defense Suppliers
  • Advanced Surface Treatment Options (Painted, Zinc-Plated, Phosphated)
  • Fast Dispatch Pan India and Export Capabilities

 

Contact Us For More Details On :

Call - +91 98988 43173

Email - info@durgaspring.com

Website – www. durgaspring.com

YouTube - www.youtube.com/@durgasprings

Facebook - www.facebook.com/people/Durga-spring-industries


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