Alloy R41,Udimet alloy R41 Strip,UNS N07041,E FORU

British Specs:，American Specs: AMS 5545 Sheet, Strip and Plate AMS 5712 Bars and Forgings AMS 5713 Bars and Forgings AMS 5800 Welding Wire，German Specs:

**Technical Data Sheet: Udimet Alloy R41 Strip (UNS N07041)** **1.0 Product Overview** Udimet Alloy R41 Strip (UNS N07041) is a high-performance precipitation-hardenable nickel-chromium-cobalt superalloy supplied in thin, narrow strip form. This product combines exceptional high-temperature strength with excellent formability, making it ideal for precision components requiring reliable performance at temperatures up to 980°C (1800°F). The strip form is specifically engineered for high-volume production of small, complex parts through stamping, forming, and other precision manufacturing processes. **2.0 Chemical Composition** | Element | Content (%) | Primary Function | |---------|-------------|------------------| | Ni | Balance | Austenitic Matrix | | Cr | 18.0-20.0 | Oxidation Resistance | | Co | 10.0-12.0 | Solid Solution Strengthening | | Mo | 9.0-10.5 | Solid Solution Strengthening | | Ti | 3.0-3.5 | Gamma Prime Former (Ni₃Ti) | | Al | 1.4-1.8 | Gamma Prime Former (Ni₃Al) | | Fe | 5.0 max | - | | C | 0.06-0.12 | Carbide Formation | | B | 0.003-0.010 | Grain Boundary Strengthening | | Si | 0.50 max | - | | Mn | 0.50 max | - | | Cu | 0.50 max | - | **3.0 Physical Properties** | Property | Metric Value | Imperial Value | Condition | |----------|--------------|----------------|-----------| | Density | 8.25 g/cm³ | 0.298 lb/in³ | Room Temperature | | Melting Range | 1320-1410°C | 2410-2570°F | - | | Electrical Resistivity | 1.23 μΩ·m | 48.6 μΩ·in | 21°C | | Thermal Conductivity | 10.7 W/m·K | 74.0 Btu·in/(hr·ft²·°F) | 21°C | | Mean Coefficient of Thermal Expansion | 13.5 × 10⁻⁶/°C | 7.5 × 10⁻⁶/°F | 20-650°C | | Modulus of Elasticity | 216 GPa | 31.4 × 10⁶ psi | Room Temperature | **4.0 Mechanical Properties** **4.1 Typical Room Temperature Properties (Solution Annealed & Aged)** - Tensile Strength: 1240-1380 MPa (180-200 ksi) - Yield Strength (0.2% Offset): 1035-1140 MPa (150-165 ksi) - Elongation: 15-30% - Hardness: 36-42 HRC **4.2 Special Strip Characteristics** - Excellent surface finish and dimensional consistency - Uniform mechanical properties across coil length - Consistent temper for precision forming operations - Good spring properties in aged condition **5.0 Heat Treatment** - **Solution Annealing:** 1065-1080°C (1950-1975°F), rapid cool - **Aging Treatment:** 760°C/16 hours + 650°C/16 hours (1400°F/16h + 1200°F/16h) - **Stress Relieving:** Available for formed components **6.0 Product Applications** **6.1 Aerospace & Defense** - Turbine seal segments - Combustion chamber shims - Spring clips and retaining elements - Electrical connector components - Instrumentation mounts **6.2 Electronics & Electrical** - High-temperature electrical springs - Connector components - Battery contact strips - Thermocouple protection elements **6.3 Industrial Manufacturing** - Heat treatment fixture components - Furnace belt links - Thermal processing carriers - Precision springs for high-temperature service **7.0 International Standards & Specifications** | Standard Organization | Standard Number | Description | |----------------------|-----------------|-------------| | ASTM International | ASTM B637 | Precipitation-Hardening Nickel Alloy Strip | | AMS | AMS 5545 | Sheet, Strip, and Plate | | DIN | DIN 17752 | Nickel Alloy Strip | | UNS | N07041 | Unified Numbering System | | Werkstoff Nr. | 2.4972 | German Material Number | **8.0 Available Strip Specifications** - **Thickness Range:** 0.05 mm to 2.0 mm (0.002" to 0.080") - **Width Range:** 2 mm to 300 mm (0.080" to 12 inches) - **Coil Weight:** Up to 500 kg (1100 lbs) - **Temper Conditions:** Solution annealed, 1/4 hard, 1/2 hard, full hard - **Surface Finish:** Bright annealed, pickled, or special polished **9.0 Fabrication Characteristics** **9.1 Forming & Stamping** - Excellent stamping characteristics in annealed condition - Suitable for deep drawing and severe forming operations - Good springback control in various tempers - Can be formed into complex geometries **9.2 Joining** - Excellent weldability using resistance welding methods - Suitable for brazing and soldering operations - Can be joined using adhesive bonding for composite structures **9.3 Surface Treatment** - Compatible with various plating processes - Suitable for passivation treatments - Can be coated for enhanced oxidation resistance **10.0 Quality Assurance** - Continuous dimensional monitoring during production - Surface quality inspection per MIL-STD-271 - Mechanical testing from representative samples - Full traceability from melt to finished strip - Statistical process control throughout manufacturing **11.0 Special Features** - Consistent gauge control (±0.002mm) - Excellent flatness and edge quality - Uniform mechanical properties - Optimized for high-speed stamping operations - Available in precision slit widths Udimet Alloy R41 Strip offers unparalleled performance for precision components requiring high-temperature strength and excellent formability. Its combination of superior mechanical properties, consistent quality, and fabrication versatility makes it the material of choice for critical applications in aerospace, electronics, and industrial sectors where reliability at extreme temperatures is essential.

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 2333 gallon liquid totes Special package is available on request.