Alloy 301,Duranickel 301 Plate,,E FORU

British Specs:，American Specs:，German Specs:

**Technical Datasheet: Duranickel® 301 (UNS N03301) Plate** --- ### **Overview** Duranickel® 301 Plate (Alloy 301, UNS N03301) is a precipitation-hardenable nickel alloy plate product offering exceptional strength-to-weight ratio, excellent corrosion resistance, and outstanding mechanical properties in plate form. Through controlled age-hardening heat treatment, this alloy achieves the highest strength levels among commercial nickel alloys while maintaining superior performance in corrosive environments, making it ideal for structural applications requiring high reliability and durability. --- ### **Chemical Composition (Weight %)** | Element | Content (%) | Role | |---------|-------------|------| | Nickel (Ni) | 93.0–96.0 | Base element, provides corrosion resistance | | Titanium (Ti) | 4.0–5.0 | Primary age-hardening element | | Aluminum (Al) | 0.5–1.0 | Secondary hardening element | | Carbon (C) | ≤0.30 | Strength enhancement | | Manganese (Mn) | ≤0.50 | Improves hot workability | | Silicon (Si) | ≤0.50 | Deoxidizer | | Iron (Fe) | ≤0.50 | Residual element | | Sulfur (S) | ≤0.015 | Controlled impurity | | Magnesium (Mg) | 0.10–0.20 | Grain refinement, sulfur control | --- ### **Physical Properties** | Property | Value | |----------|-------| | Density | 8.20 g/cm³ (0.296 lb/in³) | | Melting Point | 1440°C (2620°F) | | Thermal Conductivity | 29.7 W/m·K (at 20°C) | | Coefficient of Thermal Expansion | 13.5 μm/m·°C (20–100°C) | | Specific Heat Capacity | 460 J/kg·K | | Electrical Resistivity | 0.75 μΩ·m | | Modulus of Elasticity | 186 GPa (27×10⁶ psi) | | Magnetic Permeability | <1.002 (effectively non-magnetic) | --- ### **Mechanical Properties** **Solution Annealed Condition:** - **Tensile Strength**: 620–760 MPa (90–110 ksi) - **Yield Strength (0.2% Offset)**: 240–380 MPa (35–55 ksi) - **Elongation**: 25–35% - **Reduction of Area**: 40–60% - **Hardness**: HRB 85–95 **Age-Hardened Condition:** - **Tensile Strength**: 1240–1520 MPa (180–220 ksi) - **Yield Strength (0.2% Offset)**: 1030–1380 MPa (150–200 ksi) - **Elongation**: 10–20% - **Reduction of Area**: 25–40% - **Hardness**: HRC 36–44 --- ### **Heat Treatment Specifications** **Solution Annealing:** - Temperature: 870–980°C (1600–1800°F) - Soaking time: 30 minutes per inch of thickness - Cooling: Rapid water quench **Age Hardening:** - Temperature: 595–620°C (1100–1150°F) - Time: 12–16 hours at temperature - Cooling: Air cool to room temperature --- ### **Product Applications** **Aerospace & Defense:** - Aircraft structural components - Missile body sections - Satellite structural members - Radar mounting plates - Engine mounting plates - Wing attachment fittings **Marine & Offshore:** - Shipbuilding structural plates - Offshore platform components - Submarine pressure hull plates - Marine engine mounts - Deck plating for special applications **Chemical Processing:** - Pressure vessel plates - Reactor head plates - Heat exchanger plates - Distillation column sections - Process chamber components **Oil & Gas:** - Wellhead component plates - Christmas tree fittings - Valve body plates - Pump housing sections - Compressor station components **Power Generation:** - Turbine component plates - Generator end plates - Nuclear instrumentation plates - Heat exchanger plates - Structural support plates --- ### **Corrosion Resistance** - Excellent resistance to seawater and marine atmospheres - Good performance in fresh water, steam, and alkaline environments - Superior corrosion resistance compared to high-strength steels - Resistance to stress corrosion cracking - Good performance in caustic soda and ammonia solutions - Suitable for mildly acidic environments --- ### **Fabrication Characteristics** **Machining:** - Best machined in solution-annealed condition - Use positive rake angles and sharp tools - Recommended cutting speeds: 25–40 SFM - Use sulfur-free cutting fluids - Good chip control and surface finish **Welding:** - Gas Tungsten Arc Welding (GTAW) preferred - Use matching filler metal (ENiCu-7) - Solution anneal before welding age-hardened material - Post-weld age hardening required for maximum properties - Good weldability with proper procedures **Forming:** - Cold forming possible in annealed condition - Hot working temperature: 870–1175°C (1600–2150°F) - Good malleability in annealed state - Intermediate annealing may be required for severe deformation --- ### **International Standards** | Standard Organization | Standard Number | Description | |----------------------|-----------------|-------------| | **ASTM** | B865 | Standard Specification for Age-Hardening Nickel Alloy Plate | | **ASME** | SB-865 | Code-approved version for pressure applications | | **SAE** | AMS 5545 | Nickel Alloy Plate - Solution Heat Treated | | **SAE** | AMS 5546 | Nickel Alloy Plate - Age Hardened | | **UNS** | N03301 | Unified Numbering System | | **ISO** | 6208 | Nickel alloy plate specifications | | **DIN** | 17750 | Nickel alloy plate standards | --- ### **Available Specifications** **Plate Dimensions:** - **Thickness**: 5 mm to 150 mm (0.187" to 6") - **Width**: 1000 mm to 2000 mm (39" to 78") - **Length**: 2000 mm to 6000 mm (78" to 236") **Surface Finish:** - Hot rolled, annealed, and pickled - Cold rolled, annealed, and pickled - Ground finish - Polished finish (upon request) **Temper Conditions:** - Solution annealed - Age hardened - Custom heat treatments available --- ### **Quality Assurance** - Complete traceability from melt to finished product - Chemical analysis certification - Mechanical property testing reports - Ultrasonic testing available - Dimensional verification certificates - Heat treatment certification - EN 10204 3.1/3.2 certification available --- ### **Key Advantages** 1. **Highest Strength**: Maximum strength among nickel alloy plates after age hardening 2. **Corrosion Resistance**: Superior to high-strength steel plates in corrosive service 3. **Weight Efficiency**: Excellent strength-to-weight ratio 4. **Reliability**: Consistent properties and performance 5. **Temperature Stability**: Maintains properties at elevated temperatures --- **Notes:** - "Duranickel" is a registered trademark of Special Metals Corporation - Proper heat treatment is essential for achieving specified properties - Store in clean, dry conditions to prevent surface contamination - Consult technical experts for specific application requirements *For detailed technical assistance and application engineering support, contact materials engineering specialists.*

Packing of Standard Packing: Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 2903 gallon liquid totes Special package is available on request.