NIMONIC Alloy PE11,Nickel-Chromium Alloy; DTD 5037; AFNOR Z8 NC D38，1

### **Product Introduction: NIMONIC® Alloy PE11** **NIMONIC® Alloy PE11** is a precipitation-hardenable nickel-chromium alloy developed for applications requiring excellent high-temperature strength and good oxidation resistance. As part of the renowned Nimonic series, this alloy offers a balanced combination of mechanical properties, fabricability, and cost-effectiveness, making it suitable for various intermediate temperature applications in aerospace and industrial sectors. The alloy is designed to maintain good strength and stability at temperatures up to 750°C (1382°F), with particular emphasis on creep resistance and thermal fatigue performance. Its optimized composition provides reliable service in demanding environments while maintaining good manufacturing characteristics. --- ### **Chemical Composition** The chemical composition is carefully balanced to achieve optimal performance characteristics: | Element | Content (%) | |---------|-------------| | **Nickel (Ni)** | Balance | | **Chromium (Cr)** | 18.0 - 21.0 | | **Titanium (Ti)** | 2.0 - 3.0 | | **Aluminum (Al)** | 1.0 - 1.8 | | **Iron (Fe)** | 2.0 max | | **Cobalt (Co)** | 2.0 max | | **Carbon (C)** | 0.10 max | | **Silicon (Si)** | 1.0 max | | **Manganese (Mn)** | 1.0 max | | **Copper (Cu)** | 0.2 max | --- ### **Physical Properties** NIMONIC Alloy PE11 exhibits physical properties characteristic of nickel-chromium superalloys: | Property | Value | |----------|-------| | **Density** | 8.15 g/cm³ | | **Melting Point** | 1360-1410 °C | | **Thermal Conductivity** | 12.2 W/m·K (at 20°C) | | **Electrical Resistivity** | 1.22 μΩ·m | | **Modulus of Elasticity** | 218 GPa | | **Coefficient of Thermal Expansion** | 13.6 μm/m·°C (20-800°C) | | **Specific Heat Capacity** | 455 J/kg·K | | **Magnetic Response** | Essentially non-magnetic | --- ### **Mechanical Properties** The alloy demonstrates reliable mechanical performance across its operational range: **Room Temperature Properties (Heat Treated Condition):** - **Tensile Strength:** 1000-1200 MPa - **Yield Strength (0.2% Offset):** 700-850 MPa - **Elongation:** 15-25% - **Reduction of Area:** 20-30% - **Hardness:** 30-38 HRC **High-Temperature Performance:** - **Creep Rupture Strength (700°C/100h):** 200 MPa - **Fatigue Strength (650°C):** 280 MPa - **Stress Rupture Life (750°C/150MPa):** >100 hours --- ### **Heat Treatment** **Standard Heat Treatment:** - **Solution Treatment:** 1080-1120°C, 2-4 hours, air cool - **Aging Treatment:** 700-750°C, 8-16 hours, air cool **Alternative Treatments:** - Custom aging cycles for specific property optimization - Stress relief treatments for complex components --- ### **Key Characteristics & Advantages** 1. **Good High-Temperature Strength** - Adequate creep resistance up to 750°C - Maintains mechanical properties during prolonged exposure - Good thermal fatigue resistance 2. **Excellent Oxidation Resistance** - Reliable performance in oxidizing atmospheres - Stable protective oxide layer formation - Good resistance to scaling 3. **Favorable Manufacturing Characteristics** - Good hot workability - Suitable for conventional machining processes - Reasonable weldability with proper techniques 4. **Cost-Effective Performance** - Balanced property profile - Competitive pricing compared to higher-alloyed alternatives - Good availability --- ### **Product Applications** **Aerospace Industry:** - Turbine blades and vanes - Compressor components - Exhaust system parts - Engine structural components **Industrial Applications:** - Gas turbine components - High-temperature fasteners - Heat treatment fixtures - Industrial furnace parts **Power Generation:** - Turbine blades and disks - High-temperature bolting - Power plant components --- ### **International Standards** NIMONIC Alloy PE11 is recognized under the following specifications: | Standard Type | Standard Number | Description | |---------------|-----------------|-------------| | **DTD** | 5037 | UK Defence Standard | | **AFNOR** | Z8 NC D38 | French Standard | --- ### **Summary** **NIMONIC Alloy PE11** represents a well-balanced nickel-chromium superalloy that offers reliable performance for intermediate temperature applications. Its carefully optimized composition provides a good combination of high-temperature strength, oxidation resistance, and manufacturing versatility. The alloy's capability to maintain mechanical integrity at temperatures up to 750°C, combined with its favorable fabrication characteristics, makes it a practical choice for various components in aerospace and industrial applications. Certification to established standards such as DTD 5037 and AFNOR Z8 NC D38 ensures consistent quality and performance, providing engineers with a dependable material solution for demanding high-temperature applications where cost-effectiveness and reliability are equally important.

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 3320 gallon liquid totes Special package is available on request.