1.4866 X33CrNiMnN23-8 Valve Steel – Premium Austenitic Solution
High-Performance Nitrogen-Enhanced Austenitic Valve Steel for Internal Combustion Engines by FUSHUN SPECIAL STEEL
1.4866 Advanced Valve Steel Introduction
FUSHUN SPECIAL STEEL presents 1.4866 (X33CrNiMnN23-8), a premium nitrogen-enhanced austenitic valve steel specifically engineered for demanding internal combustion engine applications. This advanced grade fully complies with EN 10090:1998 standards for valve steels and alloys, incorporating innovative EV16 technology for superior performance characteristics.
As a leading manufacturer of 1.4866 valve steel, FUSHUN SPECIAL STEEL specializes in producing high-quality austenitic grades with optimized nitrogen content for enhanced strength and corrosion resistance. Our 1.4866 steel delivers exceptional performance in high-temperature engine environments where traditional valve steels may fail.
Key Applications: Exhaust valves, intake valves, valve seats, valve guides, and high-temperature engine components in automotive and industrial applications requiring superior corrosion resistance and mechanical strength.
1.4866 Chemical Composition – EN 10090:1998
| Carbon (C) | Silicon (Si) | Manganese (Mn) | Nickel (Ni) | Phosphorus (P) |
|---|---|---|---|---|
| 0.28 – 0.38 | 0.5 – 1 | 1.5 – 3.5 | 7 – 9 | max 0.045 |
| Sulfur (S) | Chromium (Cr) | Molybdenum (Mo) | Tungsten (W) | Nitrogen (N) |
|---|---|---|---|---|
| max 0.03 | 22 – 24 | max 0.5 | max 0.5 | 0.25 – 0.35 |
Enhanced Composition: Optimized nitrogen content (0.25-0.35%) provides exceptional strength enhancement while high chromium content (22-24%) ensures superior oxidation and corrosion resistance at elevated temperatures.
1.4866 Mechanical Properties (Heat Treated Conditions)
| Property | Value | Unit | Condition |
|---|---|---|---|
| Tensile Strength (Rm) | 850-1100 | MPa | +AT |
| 0.2% Proof Strength (Rp0.2) | 550 | MPa | +AT |
| Min. Elongation at Fracture (A) | 20 | % | +AT |
| Reduction in Cross Section (Z) | 30 | % | +AT |
| Rockwell C Hardness (HRC) | 25 | HRC | +AT |
Heat Treatment Code: +AT = Annealed
Performance Advantage: Superior tensile strength of 850-1100 MPa combined with excellent ductility makes 1.4866 ideal for high-stress valve applications.
1.4866 Physical Properties
| Property | Value | Unit |
|---|---|---|
| Density | 7.8 | g/cm³ |
Optimal density providing excellent strength-to-weight ratio for advanced valve applications
Available Processing Types and Forms
Hot Rolled
Premium hot rolled 1.4866 with exceptional dimensional accuracy and superior mechanical properties for valve manufacturing applications.
Hot Forged
Precision hot forged components with optimized grain structure and enhanced mechanical performance for critical valve applications.
Round Bars
Precision round bars for valve stem manufacturing and critical engine components
Flat Bars
High-quality flat bars for valve head manufacturing and specialized components
Plates
Heavy plates for valve seat manufacturing and large engine component production
Wire
Precision wire products for specialized valve components and engine applications
Available Sizes and Custom Manufacturing
Standard Inventory Sizes
FUSHUN SPECIAL STEEL maintains comprehensive inventory of standard 1.4866 valve steel sizes for immediate delivery to automotive manufacturers. Our extensive stock ensures rapid response to urgent production requirements and just-in-time delivery schedules.
Request our detailed stock list and competitive pricing for bulk orders. As a dedicated manufacturer, we specialize in large-volume supply agreements for 1.4866 valve steel requirements.
Custom Size Manufacturing
Beyond standard dimensions, FUSHUN SPECIAL STEEL offers comprehensive custom manufacturing services for specialized 1.4866 valve applications. Our advanced production facilities accommodate unique specifications for automotive OEMs and suppliers.
Consult our engineering team for custom production capabilities and lead times.
1.4866 Key Advantages with EV16 Technology
Nitrogen Enhancement
Optimized nitrogen content (0.25-0.35%) significantly increases strength while maintaining excellent ductility and toughness for demanding valve applications.
Superior Corrosion Resistance
High chromium content (22-24%) provides exceptional resistance to oxidation and corrosion in high-temperature engine environments.
Thermal Stability
Austenitic structure maintains structural integrity and mechanical properties at elevated operating temperatures typical in modern engines.
Extended Service Life
EV16 enhanced 1.4866 delivers superior wear resistance and fatigue performance, resulting in extended valve service life and reduced maintenance.
FUSHUN SPECIAL STEEL Manufacturing Excellence
Advanced Melting Technology
State-of-the-art VIM/VAR processes ensure precise nitrogen control and ultra-clean 1.4866 steel production for consistent performance characteristics.
Quality Assurance
Comprehensive testing protocols including chemical analysis, mechanical testing, and microstructural examination ensure consistent 1.4866 quality.
Global Supply Network
Worldwide distribution capabilities with local technical support for automotive manufacturers requiring 1.4866 valve steel solutions.
Technical Engineering Support
Dedicated engineering support for optimizing 1.4866 valve steel applications and developing customer-specific solutions with EV16 technology.
Leading 1.4866 Valve Steel Manufacturer
FUSHUN SPECIAL STEEL is your premier manufacturer for 1.4866 X33CrNiMnN23-8 valve steel. We deliver advanced nitrogen-enhanced austenitic solutions for demanding automotive applications.
Experience the 1.4866 advantage – contact our technical team for your valve steel requirements.
Ready for 1.4866 Excellence? Contact FUSHUN SPECIAL STEEL
Join automotive leaders worldwide who trust FUSHUN SPECIAL STEEL for premium 1.4866 valve steel solutions. As your dedicated manufacturer, we provide advanced nitrogen-enhanced austenitic steel technology.
Contact our 1.4866 specialists today for technical consultation and competitive pricing.
