Alloy PE16,Nimonic PE16 ,,E FORU

British Specs: BS HR55 BS HR207，American Specs:，German Specs: AFNOR NW 11AC

### **Product Data Sheet: Alloy PE16 / Nimonic PE16 (UNS N07115)** **Overview** **Alloy PE16** (commercially known as **Nimonic PE16**) is a precipitation-hardenable nickel-chromium-iron superalloy known for its **excellent high-temperature strength, good corrosion resistance, and superior fabricability**. This alloy is particularly valued for its combination of mechanical properties and ease of manufacturing, making it suitable for temperatures up to 700°C (1290°F). --- #### **1. Chemical Composition** | Element | Content (%) (Typical) | Role in the Alloy | | :--- | :--- | :--- | | **Nickel (Ni)** | Balance | Austenitic matrix; provides corrosion resistance and toughness | | **Chromium (Cr)** | 15.0 - 17.0 | Confers oxidation and corrosion resistance | | **Iron (Fe)** | 32.0 - 38.0 | Enhances fabricability and cost-effectiveness | | **Molybdenum (Mo)** | 2.5 - 3.5 | Provides solid solution strengthening | | **Titanium (Ti)** | 1.0 - 1.8 | Primary precipitation hardener (forms γ' phase) | | **Aluminum (Al)** | 1.0 - 1.8 | Secondary precipitation hardener | | **Carbon (C)** | 0.05 - 0.10 | Forms carbides for grain boundary strength | | **Boron (B)** | 0.001 - 0.010 | Strengthens grain boundaries | | **Manganese (Mn)** | 0.50 max | Controls sulfur content | | **Silicon (Si)** | 0.50 max | Improves oxidation resistance | --- #### **2. Physical Properties** | Property | Value / Condition | | :--- | :--- | | **Density** | 8.00 g/cm³ (0.289 lb/in³) | | **Melting Range** | 1350 - 1400°C (2460 - 2550°F) | | **Specific Heat** | 450 J/kg·K (0.107 Btu/lb·°F) @ 20°C | | **Thermal Conductivity** | 12.0 W/m·K (83.2 Btu·in/hr·ft²·°F) @ 20°C | | **Mean Coefficient of Thermal Expansion** | 14.5 × 10⁻⁶/°C (20-500°C) | | | 16.2 × 10⁻⁶/°C (20-800°C) | | **Electrical Resistivity** | 1.15 μΩ·m @ 20°C | | **Modulus of Elasticity** | 200 GPa (29.0 × 10⁶ psi) @ 20°C | --- #### **3. Mechanical Properties** **Typical Room Temperature Properties (Heat Treated)** * **Tensile Strength:** 800-1000 MPa (116-145 ksi) * **Yield Strength (0.2% Offset):** 500-700 MPa (73-102 ksi) * **Elongation:** 20-30% **Elevated Temperature Capability** * **Creep Rupture Strength (1000 hours):** * **600°C (1110°F):** ~150 MPa (~22 ksi) * **700°C (1290°F):** ~70 MPa (~10 ksi) --- #### **4. Key Characteristics** * **Good High-Temperature Strength:** Suitable for service up to 700°C * **Excellent Oxidation Resistance:** Performs well in oxidizing atmospheres * **Superior Fabricability:** Excellent machinability and formability * **Good Weldability:** Can be welded using conventional methods * **Cost-Effective:** More economical than higher-nickel superalloys * **Stable Microstructure:** Maintains properties during long-term exposure * **Good Thermal Fatigue Resistance:** Performs well under thermal cycling --- #### **5. Product Applications** Nimonic PE16 is used in various high-temperature components: * **Aerospace & Gas Turbine Engines:** * **Turbine blades and vanes** * **Combustion chamber components** * **Afterburner parts** * **Exhaust system components** * **Power Generation:** * **Gas turbine components** * **High-temperature fasteners** * **Valve components** * **Heat exchanger tubes** * **Industrial Processing:** * **Heat treatment fixtures** * **Furnace components** * **Chemical processing equipment** * **Nuclear reactor components** --- #### **6. International Standards** | Standard Type | Standard Number | Description | | :--- | :--- | :--- | | **Unified Numbering System** | **UNS N07115** | All product forms | | **British Standard** | **BS HR 4** | Sheet, strip, and plate | | **Aerospace (SAE/AMS)** | **AMS 5718** | Bar, forgings, and rings | | **European** | **EN 10302** | Nickel and cobalt alloys | | **Werkstoff Nr.** | **2.4950** | Material number | --- #### **7. Heat Treatment** **Solution Treatment:** * 1050°C ± 10°C, followed by rapid cooling **Aging Treatment:** * 700-750°C for 16 hours, air cool --- **Summary** **Alloy PE16 (Nimonic PE16, UNS N07115)** represents a cost-effective nickel-iron-based superalloy that provides a good balance of high-temperature properties, fabricability, and economic viability. Its good creep strength and oxidation resistance at temperatures up to 700°C make it suitable for various applications in aerospace, power generation, and industrial processing. The alloy's higher iron content compared to other Nimonic alloys contributes to its cost-effectiveness while maintaining adequate high-temperature performance. Compliance with international standards including AMS 5718 and BS HR 4 ensures consistent quality and reliability. With proven performance in high-temperature environments and excellent manufacturability, Nimonic PE16 continues to be a popular choice for applications requiring reliable performance at moderate temperatures with good economic viability and fabricability.

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 2170 gallon liquid totes Special package is available on request.