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Technical Specifications
Product Overview
Metallurgical Characteristics
Nitronic 60 features a fully austenitic microstructure stabilized by controlled nitrogen addition and balanced chromium-nickel content. The high silicon and manganese content, combined with nitrogen strengthening, provides exceptional galling resistance and superior mechanical properties. The austenitic matrix exhibits excellent ductility and toughness while maintaining outstanding corrosion resistance across a wide range of environments.
Heat Treatment Process
MetalZenith employs solution annealing at 1150-1200°C followed by rapid cooling to achieve optimal properties. This process ensures complete dissolution of carbides, maximizes nitrogen retention in solid solution, and develops the desired austenitic microstructure. Controlled cooling rates prevent sensitization and maintain excellent intergranular corrosion resistance.
Advanced Manufacturing Process
MetalZenith utilizes vacuum induction melting with controlled nitrogen injection to achieve precise chemical composition and minimize inclusions. Our advanced hot working processes optimize grain structure while maintaining the critical nitrogen content essential for galling resistance. Precision cold working and annealing cycles ensure consistent mechanical properties and surface quality.
Specialized Quality Testing
Comprehensive testing protocols include pitting potential measurement using cyclic polarization (ASTM G61), intergranular corrosion testing per ASTM A262 Practice A, stress corrosion cracking evaluation in chloride environments (ASTM G36), and passivation film analysis using X-ray photoelectron spectroscopy. Galling resistance is verified through standardized wear testing protocols.
Application-Specific Technical Considerations
For chemical processing applications, Nitronic 60's superior pitting resistance and stress corrosion cracking immunity make it ideal for chloride-containing environments. In food industry applications, the alloy's FDA compliance and easy cleanability ensure hygienic processing. Medical device applications benefit from excellent biocompatibility and corrosion resistance in body fluids. Marine applications leverage the alloy's exceptional resistance to seawater corrosion and crevice corrosion. Architectural applications utilize the material's aesthetic appeal and long-term durability in atmospheric environments.
🧪 Chemical Composition
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.10 |
| Chromium (Cr) | 16.0 - 18.0 |
| Nickel (Ni) | 8.0 - 9.0 |
| Manganese (Mn) | 7.0 - 9.0 |
| Silicon (Si) | 3.5 - 4.5 |
| Nitrogen (N) | 0.08 - 0.18 |
| Phosphorus (P) | ≤ 0.060 |
| Sulfur (S) | ≤ 0.030 |
⚙️ Mechanical Properties
| Property | Value |
|---|---|
| Yield Strength (MPa) | ≥ 380 |
| Tensile Strength (MPa) | 760 - 1035 |
| Elongation (%) | ≥ 35 |
| Hardness (HRB) | 95 - 105 |
| Pitting Resistance (PREN) | ≥ 25 |
| Galling Resistance | Excellent |
🔬 Physical Properties
| Property | Value |
|---|---|
| Density (g/cm3) | 7.90 |
| Melting Point (°C) | 1400 - 1420 |
| Thermal Conductivity (W/m·K) | 14.2 |
| Thermal Expansion (×10??/K) | 16.0 |
| Electrical Resistivity (μΩ·cm) | 85 |
| Elastic Modulus (GPa) | 200 |
📏 Product Specifications
| Specification | Details |
|---|---|
| Available Forms | Plates, Sheets, Bars, Rods, Pipes, Forgings |
| Thickness Range | 0.5 - 150mm |
| Width Range | 1000 - 3000mm |
| Length Range | 2000 - 12000mm |
| Standards Compliance | ASTM A240, ASME SA-240, UNS S21800 |
| Heat Treatment Condition | Solution Annealed |
| Surface Finish | 2B, BA, No.4, No.8, Custom |
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Our Advantages in Processing Nitronic 60 Stainless Steel
Advanced Solution Annealing Process
MetalZenith employs precision solution annealing at 1150-1200°C with controlled cooling rates to optimize Nitronic 60's austenitic microstructure. Our advanced thermal processing ensures maximum nitrogen retention and uniform grain structure, delivering exceptional galling resistance and mechanical properties throughout the material cross-section.
Comprehensive Corrosion Testing Protocol
MetalZenith conducts extensive corrosion evaluation including pitting potential testing (ASTM G150), intergranular corrosion assessment (ASTM A262), stress corrosion cracking evaluation (ASTM G36), and passivation film thickness measurement using XPS analysis. Our rigorous testing ensures optimal corrosion resistance for demanding chemical and marine environments.
Precision Custom Fabrication Services
MetalZenith offers comprehensive custom processing including precision machining, forming, welding, and surface finishing specifically optimized for Nitronic 60's unique properties. Our technical team provides expert guidance on heat treatment, welding procedures, and application-specific modifications to maximize performance in your critical applications.
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