TDC Oil Hardened and Tempered Steel Wire - Premium Spring Steel
TDC Oil Hardened and Tempered Steel Wire
Premium Spring Steel Solutions by FUSHUN METAL
Steel Grade Introduction and Applications
TDC is a high-carbon chromium-vanadium oil hardened and tempered steel wire engineered for heavy-duty spring applications requiring exceptional strength and durability. This premium grade steel from FUSHUN METAL delivers outstanding fatigue resistance and mechanical properties, making it the ideal choice for automotive coil springs, industrial heavy-duty springs, and critical mechanical components subjected to high stress levels.
The chromium-vanadium composition provides superior hardenability, excellent wear resistance, and dimensional stability under extreme loading conditions, ensuring reliable performance in the most demanding spring applications where failure is not an option.
Chemical Composition
| Element | C | Si | Mn | P | S | Cu | Cr | V |
|---|---|---|---|---|---|---|---|---|
| TDC (%) | 0.60-0.75 | 0.10-0.35 | 0.50-1.20 | ≤0.02 | ≤0.02 | ≤0.10 | ≥0.30 | 0.15-0.25 |
Available Processing Types
Hot Rolled
Standard hot rolling process
Cold Drawn
Precision cold drawing
Induction Quenched & Tempered
Advanced heat treatment
Available Shapes
- Round: Standard circular cross-section
- Flat: Rectangular cross-section
- Special Shapes: Custom profiles available
Dimensions & Supply Forms
- Diameter: Up to 40mm maximum
- Straight Bars: Cut to length
- Coiled Wire: Continuous coils
Why Choose FUSHUN METAL TDC Steel Wire?
Premium Raw Materials
Sourced from major steel mills ensuring material purity
In-House Heat Treatment
Consistent quality control and stable performance
Fast Delivery
Quick turnaround times to meet your production schedule
Fatigue Testing Guarantee
Verified fatigue resistance for extended service life
Tensile Strength Assurance
Guaranteed to meet specified tensile strength requirements
Extended Service Life
Superior durability for long-lasting performance
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.