In the aerospace and automotive turbocharger industries, Inconel 713C (UNS N07713) is renowned as the "backbone" of high-performance hot-end components. Ordinary nickel-based alloys begin to fail when operating temperatures exceed 1200°F (654°C). However, Inconel 713C is specially designed to maintain excellent performance at temperatures up to 1800°F (982°C).
As an ISO 9001 certified exporter with over 18 years of experience exporting nickel-based alloys, Gnee Alloy understands that the integrity of turbine impellers or jet engine blades begins with the purity of the parent alloy. This guide will delve into the technical advantages of 713C and how our global supply chain can help you achieve your production goals.
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Inconel 713C (UNS N07713) Expert Guide: Top-Tier High-Temperature Alloy for Turbines
Inconel 713C (UNS N07713) Expert Guide: Top-Tier High-Temperature Alloy for Turbines
Inconel 713C (UNS NO7713) is a precipitation-hardening nickel-chromium-based casting superalloy designed for high-stress, high-temperature applications up to 1800°F (980°C). Due to its excellent creep strength, resistance to thermal fatigue, and good casting properties, it is widely considered the material of choice for precision casting of turbine components.
What are the properties of Inconel 713 material?
Inconel 713C is a precipitation-hardening nickel-chromium superalloy with excellent oxidation resistance and thermal fatigue resistance, as well as high fracture strength and structural stability at high temperatures.
1. Inconel 713C Technical Specifications
| Feature | Specification (Typical) |
| UNS Number | UNS N07713 |
| Primary Standard | AMS 5391 |
| Melting Process | VIM (Vacuum Induction Melting) |
| Service Temperature | Up to 1800°F (982°C) |
| Key Applications | Turbine wheels, LPT blades, integral rotors |
| Yield Improvement | Ultra-low trace elements (Pb, Bi, Te < 1ppm) |
2. Chemical Composition (Weight %) – Inconel 713C
| Element | Weight % | Element | Weight % |
|---|---|---|---|
| Nickel (Ni) | 73.0 – 76.0 | Aluminum (Al) | 5.5 – 6.5 |
| Chromium (Cr) | 12.0 – 14.0 | Titanium (Ti) | 0.5 – 1.0 |
| Molybdenum (Mo) | 3.5 – 5.5 | Niobium (Nb) | 1.8 – 2.5 |
| Carbon (C) | 0.08 – 0.20 | Iron (Fe) | ≤ 5.0 |
| Boron (B) | ≤ 0.05 | Zirconium (Zr) | ≤ 0.10 |
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3. Physical properties of Inconel 713C alloy
| Property | Value | Engineering Significance |
|---|---|---|
| Density | 7.91 g/cm³ (0.286 lb/in³) | Weight calculation |
| Melting Range | 1260 – 1315°C (2300-2400°F) | Casting temperature range |
| Thermal Conductivity (20°C) | 11.2 W/m·K | Heat dissipation |
| Thermal Conductivity (500°C) | ~15.0 W/m·K | High-temperature performance |
| Thermal Conductivity (800°C) | ~18.0 W/m·K | High-temperature heat dissipation |
| CTE (20-100°C) | 12.0 × 10⁻⁶/°C | Fitting compatibility |
| CTE (20-500°C) | ~13.0 × 10⁻⁶/°C | High-temperature design |
| CTE (20-800°C) | ~14.0 × 10⁻⁶/°C | High-temperature design |
| Specific Heat (20°C) | 450 J/kg·K | Thermal capacity |
| Specific Heat (800°C) | ~550 J/kg·K | High-temperature thermal capacity |
| Modulus of Elasticity (20°C) | ~205 GPa (29.7 × 10⁶ psi) | Stiffness |
| Modulus of Elasticity (800°C) | ~160 GPa (23.2 × 10⁶ psi) | Hot stiffness |
| Electrical Resistivity | 1.30 µΩ·m | – |
| Magnetic Properties | Non-magnetic | – |
4. Comparison of Inconel 713C alloy with other cast superalloys
| Property | Inconel 713C | IN-100 | Mar-M-247 | CMSX-4 (Single Crystal) |
|---|---|---|---|---|
| Type | Equiaxed Cast | Equiaxed Cast | Equiaxed Cast | Single Crystal |
| Max Temp | ~950°C | ~1000°C | ~1050°C | ~1100°C |
| UTS (RT) | 830-950 MPa | ~900 MPa | ~900 MPa | ~950 MPa |
| YS (RT) | 650-760 MPa | ~800 MPa | ~800 MPa | ~900 MPa |
| Elongation | 2-5% | 2-5% | 2-5% | 2-5% |
| Density (g/cm³) | 7.91 | 7.89 | 8.05 | 8.10 |
| Relative Cost | High | Very High | Very High | Extremely High |
Contact us to customize Inconel 713C products to fit your project dimensions
5. Typical turbine applications of Inconel 713C alloy
| Industry | Component | Operating Temp | Key Requirements |
|---|---|---|---|
| Gas Turbines | Turbine blades | 800-950°C | Creep strength, thermal fatigue |
| Gas Turbines | Guide vanes | 700-900°C | High-temperature strength |
| Gas Turbines | Nozzle rings | 700-850°C | Thermal stability |
| Aerospace | Turbine blades | 800-950°C | Stress rupture strength |
| Aerospace | Guide vanes | 700-900°C | Oxidation resistance |
| Turbochargers | Wheels | 700-900°C | High-temperature strength |
| Power Generation | Small turbine components | 700-900°C | Thermal stability |
6. Why Choose Gnee Alloy as a Strategic Partner
In the global high-temperature alloy market, suppliers need more than just materials; they must possess full traceability (MTC 3.1) and a commitment to quality.
✅️ISO 9001 Certified Exporter: Our quality management system ensures that every batch of products meets the stringent AMS 5391 standard. From chemical analysis to gas content testing (O, N < 10ppm), we are meticulous in ensuring absolute accuracy.
✅️Global Logistics Network: Whether your factory is located in North America, Europe, or Southeast Asia, our optimized global logistics network ensures timely and compliant delivery of high-purity high-temperature alloys.
✅️Scalable Supply Solutions: From single sample bars required for R&D testing to annual supply contracts exceeding 50 tons, we can flexibly meet your production needs.
Gnee Steel inconel 713C Certificate
📦 Packaging and Shipping
All Nickel Based Alloy products are packaged using the following methods:
Wooden pallets or crates
Moisture-proof packaging
Labels with furnace number, standard, and size labels
Shipped worldwide by sea, air, or express
Gnee Steel 713C Product Packing
Contact us for the latest export price quote for 713C Alloy
FAQ
Q: What is the benefit of your ISO 9001 certification for my procurement?
A: Our certification guarantees a repeatable, audited process. For you, this means fewer non-conformances, easier aerospace audits, and the peace of mind that your material is AMS 5391 compliant.
Q: Can you ship Inconel 713C master alloy sticks to my country?
A: Yes. Our global logistics network handles everything from sea freight to express air cargo, including the management of dangerous goods (if applicable) and complex customs documentation.
Q: Do you offer bulk pricing for 10-ton+ orders?
A: Absolutely. We offer tiered Wholesale Pricing and customized payment terms for high-volume users and long-term partners.
