Alloy 86,Nimonic 86 Plate,,E FORU

British Specs:，American Specs:，German Specs:

### Technical Datasheet: Alloy 86 / Nimonic 86 Plate --- #### **1. Introduction** **Alloy 86** (commercially known as **Nimonic 86**) is a nickel-chromium-cobalt superalloy specifically designed for extreme high-temperature service in aggressive environments. In **plate** form, this material provides exceptional structural capability for applications requiring superior oxidation resistance, carburization resistance, and mechanical stability at temperatures up to **1150°C (2100°F)**. The plate product is ideal for fabricating large components that must withstand severe thermal stress and corrosive conditions in industrial heating and processing applications. --- #### **2. Chemical Composition (Weight %)** | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | **Nickel (Ni)** | Balance | Austenitic matrix, high-temperature stability | | **Chromium (Cr)** | 24.0–27.0 | Superior oxidation and corrosion resistance | | **Cobalt (Co)** | 15.0–20.0 | Solid solution strengthening | | **Iron (Fe)** | ≤ 7.0 | Residual element | | **Carbon (C)** | 0.05–0.10 | Grain boundary strengthening | | **Silicon (Si)** | 0.2–0.6 | Oxidation resistance enhancement | | **Manganese (Mn)** | ≤ 0.5 | Deoxidation | | **Titanium (Ti)** | ≤ 0.5 | Residual element | | **Copper (Cu)** | ≤ 0.5 | Residual element | | **Aluminum (Al)** | ≤ 0.5 | Residual element | | **Zirconium (Zr)** | ≤ 0.05 | Creep property enhancement | | **Boron (B)** | ≤ 0.005 | Grain boundary strengthening | --- #### **3. Physical Properties** | Property | Value | Condition | |----------|-------|-----------| | **Density** | 8.16 g/cm³ (0.295 lb/in³) | At 20°C | | **Melting Range** | 1350–1400°C (2460–2550°F) | — | | **Thermal Expansion Coefficient** | 14.2 μm/m·°C | 20–100°C | | **Thermal Conductivity** | 12.1 W/m·K | At 20°C | | **Specific Heat** | 450 J/kg·K | At 20°C | | **Modulus of Elasticity** | 215 GPa (31.2 × 10⁶ psi) | At 20°C | | **Electrical Resistivity** | 1.25 μΩ·m | At 20°C | --- #### **4. Mechanical Properties (Solution Annealed)** **Room Temperature Properties:** - **Tensile Strength**: 690–830 MPa (100–120 ksi) - **Yield Strength (0.2% Offset)**: 310–450 MPa (45–65 ksi) - **Elongation**: 30–45% - **Hardness**: 180–230 HB - **Impact Strength**: 40–60 J **Elevated Temperature Performance:** - **800°C (1470°F)**: Tensile Strength ≈ 450 MPa (65 ksi) - **1000°C (1830°F)**: Tensile Strength ≈ 150 MPa (22 ksi) - **1100°C (2010°F)**: Tensile Strength ≈ 80 MPa (12 ksi) **Creep Rupture Strength (1000 hours):** - **900°C (1650°F)**: ≈ 60 MPa (8.7 ksi) - **1000°C (1830°F)**: ≈ 25 MPa (3.6 ksi) --- #### **5. Key Characteristics & Advantages** - **Exceptional High-Temperature Strength**: Maintains structural integrity under severe thermal and mechanical stress - **Superior Oxidation Resistance**: Chromium content provides excellent protection in oxidizing atmospheres up to 1150°C - **Excellent Carburization Resistance**: Outstanding performance in carburizing environments - **Good Sulfidation Resistance**: Withstands sulfur-containing atmospheres - **Thermal Stability**: Resists microstructural degradation during prolonged high-temperature exposure - **Good Machinability**: Can be precision machined in solution annealed condition - **Excellent Weldability**: Suitable for fabrication of complex structures - **Structural Reliability**: Plate form provides uniform properties throughout thickness --- #### **6. Product Applications** **Heat Treatment Industry:** - Furnace hearth plates and liners - Heat treatment fixture bases - Retort and muffle components - Brazing and sintering trays - Annealing furnace components **Chemical & Petrochemical Processing:** - Reactor vessel liners - Process chamber walls - Heater floor plates - Catalyst support grids - High-temperature ductwork **Power Generation:** - Combustion chamber liners - Heat shield plates - Turbine structural supports - Boiler internal components - Exhaust system parts **Other Applications:** - Glass manufacturing furnace components - Ceramic kiln furniture - Semiconductor processing equipment - Aerospace structural components - Nuclear reactor internal components --- #### **7. International Standards** | Standard Organization | Standard Designation | Description | |----------------------|---------------------|-------------| | **ASTM International** | ASTM B435 | Nickel Alloy Plate, Sheet, and Strip | | **ASTM International** | ASTM B906 | General Requirements for Flat-Rolled Nickel Alloys | | **ASME** | SB-435 | Plate, Sheet, and Strip (Pressure Vessel Code) | | **Aerospace (SAE)** | AMS 5872 | Sheet, Strip, and Plate | | **European Standards** | EN 10095 | Heat Resisting Steels and Nickel Alloys | | **ISO** | ISO 6207 | Rolled Nickel and Nickel Alloy Plate | --- #### **8. Plate Specifications & Availability** **Thickness Ranges:** - **Sheet**: 0.5 mm to 5 mm (0.02" to 0.2") - **Plate**: 5 mm to 100 mm (0.2" to 4") - **Heavy Plate**: 100 mm to 200 mm (4" to 8") **Standard Sizes:** - **Widths**: Up to 2000 mm (78") - **Lengths**: Up to 6000 mm (236") - **Custom Sizes**: Available to customer requirements **Surface Conditions:** - Hot rolled, annealed, and descaled - Cold rolled, annealed, and pickled - Ground or machined surfaces - Special surface finishes on request **Tolerances:** - **Thickness**: ±5% standard, ±3% precision - **Flatness**: ≤ 5 mm per meter - **Length/Width**: ±5 mm standard --- #### **9. Heat Treatment** **Standard Plate Heat Treatment:** - **Solution Annealing**: 1150–1180°C (2100–2150°F) for 1–2 hours, rapid cool - **Stress Relieving**: 850–900°C (1560–1650°F) for 2–4 hours **Special Considerations:** - Uniform heating throughout plate thickness - Controlled cooling to prevent distortion - Stress relief after machining operations --- #### **10. Fabrication & Machining** **Machining Guidelines:** - **Optimal Condition**: Solution annealed condition - **Tooling**: Carbide tools with positive rake angles - **Cutting Speed**: 10–20 m/min for milling operations - **Feed Rate**: 0.1–0.3 mm/tooth - **Coolant**: Required for heavy machining **Welding Procedures:** - **Preferred Method**: GTAW (TIG) - **Filler Metal**: AWS A5.14 ERNiCr-3 - **Preheat**: Generally not required - **Post-Weld Heat Treatment**: Solution annealing recommended **Forming Operations:** - **Hot Forming**: 1050–1150°C (1920–2100°F) - **Cold Forming**: Possible with adequate radii - **Press Brake Forming**: Suitable for thinner plates - **Roll Forming**: For cylindrical components --- #### **11. Quality Assurance** **Testing & Inspection:** - Ultrasonic testing per ASTM A578 - Liquid penetrant testing per ASTM E165 - Dimensional verification - Surface quality inspection - Flatness measurement **Certification:** - Chemical analysis certification - Mechanical testing reports - Non-destructive testing reports - Heat treatment records - Full material traceability **Special Requirements:** - **Cleanliness**: Specific cleanliness levels for critical applications - **Documentation**: Full certification per EN 10204 3.1/3.2 - **Traceability**: Complete manufacturing history - **Custom Testing**: Available to customer specifications --- **Disclaimer:** This technical data is for informational purposes only. Properties may vary based on manufacturing process, heat treatment, and specific product form. For critical applications, consult current manufacturer technical data sheets and relevant industry standards. Always verify material certification and testing requirements for specific service conditions.

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 2084 gallon liquid totes Special package is available on request.