MP159,MP159 Strip,UNS R30159,E FORU

British Specs:，American Specs:AMS 5841 Bar AMS 5845 Bar AMS 5843 Bar，German Specs:

### Technical Data Sheet: MP159 / MP159 Strip / UNS R30159 **Cobalt-Nickel-Chromium Superalloy Strip Product** --- ### 1. Product Overview **MP159 Strip** (UNS R30159) is precision-rolled from the advanced cobalt-nickel-chromium superalloy family, strengthened by multistage aging treatment. This product offers an exceptional combination of **ultra-high strength** (up to 1720 MPa), excellent corrosion resistance, and outstanding fatigue properties in thin gauge materials, making it ideal for precision components requiring reliability in demanding environments up to **650°C (1200°F)**. --- ### 2. Chemical Composition (Weight %) | Element | Content (%) | Key Characteristics | |---------|-------------|---------------------| | **Cobalt (Co)** | 25.0–30.0 | Matrix element providing high-temperature stability | | **Nickel (Ni)** | 25.0–30.0 | Austenitic structure formation | | **Chromium (Cr)** | 18.0–20.0 | Corrosion and oxidation resistance | | **Iron (Fe)** | 7.0–11.0 | Solid solution strengthening | | **Molybdenum (Mo)** | 6.0–8.0 | Solid solution and precipitation hardening | | **Titanium (Ti)** | 2.5–3.25 | Gamma prime (γ') precipitate formation | | **Niobium (Nb)** | 1.0–1.7 | Carbide and intermetallic formation | | **Aluminum (Al)** | 0.1–0.5 | Precipitation strengthening | | **Carbon (C)** | ≤ 0.04 | Controlled carbide formation | | **Manganese (Mn)** | ≤ 0.50 | Residual element | | **Silicon (Si)** | ≤ 0.50 | Residual element | --- ### 3. Physical Properties | Property | Value | |----------|-------| | **Density** | 8.31 g/cm³ (0.300 lb/in³) | | **Melting Range** | 1350–1400°C (2460–2550°F) | | **Thermal Conductivity** | 14.0 W/m·K at 100°C | | **Mean CTE (20-100°C)** | 12.8 µm/m·°C | | **Electrical Resistivity** | 1.12 µΩ·m at 25°C | | **Magnetic Permeability** | Essentially non-magnetic | --- ### 4. Mechanical Properties **Standard Properties (Aged Condition):** - **Tensile Strength**: 1550–1720 MPa (225–250 ksi) - **Yield Strength (0.2% Offset)**: 1450–1585 MPa (210–230 ksi) - **Elongation**: 8–12% - **Hardness**: 42–46 HRC **Elevated Temperature Performance:** - **Useful Temperature Range**: Up to 650°C (1200°F) - **Stress Rupture Strength**: Excellent maintained properties - **Fatigue Strength**: Outstanding in precision applications --- ### 5. Product Specifications **Strip Dimensions:** - **Thickness**: 0.05 mm to 2.0 mm (0.002" to 0.079") - **Width**: 10 mm to 400 mm (0.394" to 15.75") - **Length**: Coils up to 800 meters, cut lengths available **Tolerance Standards:** - **Thickness Tolerance**: ±0.003 mm for precision grades - **Width Tolerance**: ±0.1 mm for slit edges - **Camber**: 1 mm per meter maximum - **Flatness**: 2 mm/m maximum **Available Conditions:** - **Solution Treated**: Optimal for forming and stamping - **Aged**: Full mechanical properties - **Temper Rolled**: Improved flatness and surface finish **Surface Finish Options:** - **Standard Mill Finish** - **Bright Annealed** - **Special Polished** (upon request) - **Pickled Finish** --- ### 6. Applications **Precision Components:** - Medical device springs - Surgical instrument parts - Aerospace fasteners - Electronic connector components **Medical Devices:** - Implantable device components - Surgical staple stock - Orthopedic fixation devices - Medical instrument springs **Aerospace & Defense:** - Missile guidance components - Aircraft control system parts - Weapon system springs - Satellite mechanism components **Electronics & Special Applications:** - High-reliability connector springs - Semiconductor handling components - Precision instrument parts - Watch and instrument springs --- ### 7. International Standards | Standard Type | Standard Number | Specification | |---------------|-----------------|---------------| | **UNS** | R30159 | Material designation | | **AMS** | 5842 | Strip and foil applications | | **ASTM** | F562 | Wrought cobalt-nickel alloy | | **ISO** | 5832-6 | Implants for surgery | | **ASTM** | B248 | Tolerances for strip products | --- ### 8. Fabrication Characteristics **Forming & Stamping:** - **Blankability**: Good in solution-treated condition - **Minimum Bend Radius**: 2T for 90° bends - **Punch Clearance**: 5–7% of material thickness - **Springback**: 15–20% typical - **Deep Drawing**: Limited in aged condition **Joining Methods:** - **Resistance Welding**: Suitable with proper parameters - **Laser Welding**: Preferred for precision joints - **Brazing**: Using specialized high-temperature alloys - **Adhesive Bonding**: With high-strength epoxies **Heat Treatment:** - **Solution Treatment**: 1040–1065°C (1900–1950°F) - **Aging Treatment**: 650–760°C (1200–1400°F) - Multistage - **Quenching**: Water quench after solution treatment --- ### 9. Quality Assurance **Standard Testing:** - Dimensional verification with laser scanners - Surface roughness measurement - Tensile testing by lot - Hardness testing per ASTM E18 - Chemical analysis certification **Special Testing Available:** - Microstructural examination per ASTM E112 - Grain size measurement and analysis - Fatigue testing for spring applications - Corrosion resistance testing --- ### 10. Technical Advantages - **Precision thickness control** for consistent manufacturing - **Ultra-high strength** in thin strip configurations - **Excellent fatigue performance** in spring applications - **Good corrosion resistance** in various environments - **Superior strength-to-weight ratio** - **Maintains mechanical properties** at elevated temperatures - **Excellent surface quality** for critical applications --- ### 11. Special Considerations **Material Handling:** - Protect from surface damage during handling - Store in dry, controlled environment - Avoid contamination from other metals - Proper winding tension for coil products **Processing Notes:** - Forming operations should be completed before final aging - Proper cleaning essential before heat treatment - Careful handling to prevent surface defects --- **Note:** MP159 Strip offers exceptional performance for high-strength precision applications where conventional materials cannot meet requirements. The material requires specialized processing and proper heat treatment to achieve optimal properties. Consult with our technical team for specific application recommendations and fabrication guidance.

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 2268 gallon liquid totes Special package is available on request.