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Technical Specifications
Product Overview
Metallurgical Characteristics
Manganese Steel exhibits a fully austenitic microstructure at room temperature, characterized by face-centered cubic crystal structure that provides exceptional work-hardening capabilities. The high manganese content (11-14%) stabilizes the austenitic phase and enables rapid strain hardening under impact or deformation, making it ideal for structural applications requiring both toughness and wear resistance.
Heat Treatment Process
MetalZenith employs controlled heating to 1050-1100°C followed by rapid water quenching to achieve optimal austenitic structure. This process dissolves carbides and ensures uniform microstructure throughout the cross-section. Our precise temperature control and quenching rates maximize the steel's work-hardening potential while maintaining structural integrity.
Manufacturing Process Excellence
Our advanced electric arc furnace technology ensures precise chemical composition control and minimal inclusion content. MetalZenith's controlled casting and hot working processes optimize grain structure and eliminate segregation, resulting in superior mechanical properties and consistent performance across all structural applications.
Specialized Quality Testing
Comprehensive testing protocols include welding performance evaluation using specialized procedures for austenitic steels, forming capability assessment through bend testing, fatigue strength analysis under cyclic loading conditions, and accelerated atmospheric corrosion testing. Impact testing at various temperatures ensures reliable performance in diverse structural environments.
Structural Application Considerations
For building structures, the steel's work-hardening properties provide enhanced safety margins under seismic loading. In bridge engineering, its fatigue resistance ensures long-term durability under cyclic traffic loads. For machinery manufacturing, the combination of toughness and wear resistance extends equipment life. In vehicle construction, the steel's energy absorption capabilities enhance crash safety performance.
🧪 Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | 1.05 - 1.35 |
| Manganese (Mn) | 11.0 - 14.0 |
| Silicon (Si) | 0.30 - 1.00 |
| Phosphorus (P) | ≤ 0.07 |
| Sulfur (S) | ≤ 0.05 |
| Chromium (Cr) | ≤ 2.00 |
| Nickel (Ni) | ≤ 2.00 |
| Molybdenum (Mo) | ≤ 1.00 |
⚙️ Mechanical Properties
| Property | Value |
|---|---|
| Yield Strength (MPa) | ≥ 350 |
| Tensile Strength (MPa) | 690 - 1030 |
| Elongation (%) | ≥ 45 |
| Impact Energy at 20°C (J) | ≥ 54 |
| Hardness (HB) | 180 - 230 |
| Fatigue Strength (MPa) | ≥ 280 |
🔬 Physical Properties
| Property | Value |
|---|---|
| Density (g/cm3) | 7.8 - 8.1 |
| Melting Point (°C) | 1350 - 1400 |
| Thermal Conductivity (W/m·K) | 16.3 |
| Thermal Expansion (×10??/K) | 21.0 |
| Elastic Modulus (GPa) | 200 - 210 |
| Magnetic Permeability | Non-magnetic |
📏 Product Specifications
| Specification | Details |
|---|---|
| Available Forms | Plates, Bars, Castings, Forgings, Structural Shapes |
| Thickness Range | 10 - 200mm |
| Width Range | 500 - 3000mm |
| Length Range | 3000 - 12000mm |
| Standards Compliance | ASTM A128, EN 12513, JIS G5131 |
| Heat Treatment Condition | Water Quenched from 1050°C |
| Surface Finish | Hot Rolled, Machined, Shot Blasted |
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Our Advantages in Processing Manganese Steel
Advanced Austenitic Processing Technology
MetalZenith utilizes state-of-the-art electric arc furnace technology with precise temperature control and optimized cooling rates to achieve complete austenitic transformation. Our advanced processing ensures maximum work-hardening potential and superior impact resistance throughout the material cross-section.
Comprehensive Structural Performance Testing
Our rigorous testing protocols include specialized welding performance evaluation, forming capability assessment, fatigue strength analysis under cyclic loading, and accelerated atmospheric corrosion testing. This ensures optimal performance in demanding structural applications across various environmental conditions.
Custom Structural Solutions & Engineering Support
MetalZenith provides comprehensive engineering support including custom heat treatment schedules, specialized forming recommendations, and application-specific processing. Our technical team works closely with structural engineers to optimize material properties for specific building, bridge, and machinery applications.
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