Alloy 80A,Nimonic 80A Other/Similar Specs,UNS N07080,E FORU

British Specs:BS 3072 NA20 BS HR1 Alloy 80A Bar BS HR201 Alloy 80A sheet BS HR401 Alloy 80A Tube BS HR601 Alloy 80A Bar (rivet)，American Specs:ASTM B637，German Specs:WS 2.4631 WS 2.4952,AFNOR NC 20TA

### **Technical Datasheet: Alloy 80A / Nimonic 80A - Other Forms & Similar Specifications (UNS N07080)** --- #### **1. Introduction** **Alloy 80A** (commercially known as **Nimonic 80A**, UNS N07080) is a versatile nickel-chromium superalloy strengthened by age-hardening through titanium and aluminum additions. Beyond standard product forms, this alloy is available in various specialized forms and is recognized under multiple international specifications. This datasheet covers alternative product forms, equivalent specifications, and specialized applications that demonstrate the material's exceptional versatility in high-temperature environments up to **815°C (1500°F)**. --- #### **2. Chemical Composition (Weight %)** | Element | Content (%) | Role in the Alloy | |---------|-------------|-------------------| | Nickel (Ni) | Balance | Austenitic matrix, high-temperature stability | | Chromium (Cr) | 18.0–21.0 | Oxidation and corrosion resistance | | Titanium (Ti) | 1.8–2.7 | Primary age-hardening element (γ' precipitates) | | Aluminum (Al) | 1.0–1.8 | Secondary age-hardening element | | Iron (Fe) | ≤3.0 | Residual element | | Carbon (C) | ≤0.10 | Grain boundary strengthening | | Silicon (Si) | ≤1.0 | Oxidation resistance | | Manganese (Mn) | ≤1.0 | Deoxidation | | Copper (Cu) | ≤0.2 | Residual element | | Zirconium (Zr) | ≤0.15 | Creep property enhancement | | Boron (B) | ≤0.008 | Grain boundary strengthening | --- #### **3. Physical Properties** | Property | Value | Condition | |----------|-------|-----------| | Density | 8.19 g/cm³ (0.296 lb/in³) | At 20°C | | Melting Range | 1360–1385°C (2480–2525°F) | — | | Thermal Expansion Coefficient | 13.9 μm/m·°C | 20–100°C | | Thermal Conductivity | 11.7 W/m·K | At 20°C | | Specific Heat | 440 J/kg·K | At 20°C | | Modulus of Elasticity | 214 GPa (31.0 × 10⁶ psi) | At 20°C | | Electrical Resistivity | 1.24 μΩ·m | At 20°C | --- #### **4. Mechanical Properties (Solution Treated & Aged)** **Room Temperature Properties:** - **Tensile Strength**: 1000–1200 MPa (145–174 ksi) - **Yield Strength (0.2% Offset)**: 700–850 MPa (102–123 ksi) - **Elongation**: 15–25% - **Hardness**: 285–350 HB - **Impact Strength**: 20–35 J **Elevated Temperature Performance:** - **650°C (1200°F)**: Tensile Strength ≈ 800 MPa (116 ksi) - **750°C (1380°F)**: Tensile Strength ≈ 600 MPa (87 ksi) - **815°C (1500°F)**: Tensile Strength ≈ 400 MPa (58 ksi) **Creep Rupture Strength (1000 hours):** - 750°C (1380°F): ≈170 MPa (25 ksi) - 815°C (1500°F): ≈70 MPa (10 ksi) --- #### **5. Other Product Forms & Specialized Applications** **Wire & Fastener Products:** - Welding wire and electrodes (AWS A5.14 ERNiCr-3) - High-temperature fasteners and bolts - Spring wire for elevated temperature applications - Instrumentation leads and supports **Cast Products:** - Investment cast components for complex geometries - Static castings for furnace applications - Precision cast turbine components - Valve bodies and pump components **Powder Metallurgy:** - Metal injection molded (MIM) components - Hot isostatic pressed (HIP) near-net shapes - Thermal spray powders for coating applications - Additive manufacturing powders **Specialized Applications:** - Nuclear reactor core components - Chemical processing equipment - Heat treating fixtures and baskets - Glass manufacturing equipment - Semiconductor processing components - Medical implant components (special grades) --- #### **6. International & Cross-Reference Standards** **ASTM Specifications:** - **ASTM B637**: Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock - **ASTM B435**: Plate, Sheet, and Strip - **ASTM B572**: Rod and Bar - **ASTM B564**: Forgings - **ASTM B366**: Fittings **Aerospace Specifications:** - **AMS 5660**: Bars, Forgings, and Rings - **AMS 5872**: Sheet, Strip, and Plate - **AMS 5702**: Wire, Welding - **AMS 5580**: General Purpose Tubing **International Equivalents:** | Country/Region | Standard | Equivalent Designation | |----------------|----------|------------------------| | Europe (ISO) | ISO 6207 | NiCr20TiAl | | Germany | DIN 17742 | NiCr20TiAl | | France | NF A54-301 | NiCr20TiAl | | UK | BS HR 501 | Nimonic 80A | | Japan | JIS H4551 | NCF 80A | | China | GB/T 15008 | GH4080A | **Industry-Specific Standards:** - **ASME Boiler and Pressure Vessel Code**: Section II, SB-637, SB-435 - **API 6A718**: Oilfield applications (modified compositions) - **NACE MR0175**: Sulfide stress cracking resistant materials - **PED 2014/68/EU**: Pressure Equipment Directive compliance --- #### **7. Similar & Alternative Alloys** **Direct Equivalents:** - **Nimonic 80A** (Original designation) - **W.Nr. 2.4952** (German material number) - **NA 20** (British standard) **Similar Performance Alloys:** - **Inconel 718** (Higher strength, more expensive) - **Waspaloy** (Higher temperature capability) - **Nimonic 90** (Enhanced properties) - **Inconel X-750** (Similar characteristics) **Comparison with Key Alloys:** | Alloy | Max Service Temp | Key Advantages | |-------|------------------|----------------| | Nimonic 80A | 815°C | Cost-effective, good all-round properties | | Inconel 718 | 700°C | Higher strength, better weldability | | Waspaloy | 870°C | Better high-temperature strength | | Nimonic 90 | 850°C | Improved creep resistance | --- #### **8. Special Processing & Treatments** **Heat Treatment Variations:** - **Solution Treatment Options**: 980–1150°C (1800–2100°F) - **Aging Variations**: 650–760°C (1200–1400°F) - **Stabilizing Treatments**: For dimensional stability - **Stress Relieving**: For machined components **Surface Treatments:** - **Aluminizing**: For enhanced oxidation resistance - **Chromizing**: For improved corrosion resistance - **Plasma Spraying**: For thermal barrier coatings - **Shot Peening**: For improved fatigue strength --- #### **9. Quality & Certification** **Standard Certifications:** - Mill Test Certificates per EN 10204 3.1/3.2 - Chemical analysis and mechanical test reports - Non-destructive testing reports as required - Heat code traceability - Compliance certificates for specific industry standards **Special Certifications Available:** - **NADCAP**: Aerospace quality system - **AS9100**: Aerospace quality management - **ISO 9001**: Quality management systems - **PED**: Pressure equipment directive - **NORSOK**: Oil and gas industry standards --- #### **10. Technical Support & Resources** **Available Documentation:** - Material Safety Data Sheets (MSDS) - Welding Procedure Specifications (WPS) - Heat Treatment Procedures - Machining Guidelines - Corrosion Data **Engineering Support:** - Material selection assistance - Failure analysis services - Application engineering support - Technical training programs --- **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 2076 gallon liquid totes Special package is available on request.