Alloy 713C,Inconel 713C Tube,,E FORU

British Specs:，American Specs:，German Specs:

### **Product Introduction: Alloy 713C / INCONEL® 713C Tube** #### **Overview** INCONEL® 713C tube is a high-performance nickel-chromium alloy specifically designed for extreme temperature applications requiring exceptional strength and oxidation resistance. This precipitation-hardenable material offers outstanding mechanical properties and structural stability at temperatures up to 980°C (1800°F), making it ideal for critical tubular applications in aerospace, power generation, and industrial processing sectors. --- ### **Key Features & Advantages** - **Excellent high-temperature strength** and creep rupture properties - **Good oxidation resistance** up to 980°C (1800°F) - **Superior structural stability** during prolonged high-temperature exposure - **Excellent thermal fatigue resistance** under cycling conditions - **Good pressure-containing capability** in extreme environments - **Reliable performance** in aggressive thermal environments --- ### **Chemical Composition (Typical % Weight)** | Element | Content (%) | Role in Alloy | |---------|-------------|---------------| | **Nickel (Ni)** | Balance | Matrix element providing high-temperature strength | | **Chromium (Cr)** | 12.0-14.0 | Oxidation and corrosion resistance | | **Molybdenum (Mo)** | 3.8-5.2 | Solid solution strengthening | | **Niobium (Nb)** | 1.8-2.5 | Formation of strengthening phases | | **Titanium (Ti)** | 0.5-1.0 | Precipitation hardening element | | **Aluminum (Al)** | 5.5-6.5 | Forms protective oxide scale and gamma prime phase | | **Iron (Fe)** | 1.0 max | - | | **Zirconium (Zr)** | 0.05-0.15 | Improves creep properties | | **Boron (B)** | 0.005-0.015 | Grain boundary strengthening | | **Carbon (C)** | 0.08-0.20 | Carbide formation for strength | | **Manganese (Mn)** | 0.25 max | - | | **Silicon (Si)** | 0.50 max | - | --- ### **Physical Properties** | Property | Value | |---------|-------| | **Density** | 7.91 g/cm³ (0.286 lb/in³) | | **Melting Range** | 1260-1340°C (2300-2445°F) | | **Thermal Conductivity** | 13.4 W/m·K at 20°C | | **Thermal Expansion** | 14.2 μm/m·K at 20-100°C | | **Specific Heat** | 460 J/kg·K at 20°C | | **Modulus of Elasticity** | 206 GPa (30 x 10^6 psi) | | **Electrical Resistivity** | 1.25 μΩ·m at 20°C | --- ### **Mechanical Properties (Tube - Heat Treated Condition)** #### **Room Temperature Properties** | Property | Value | |---------|-------| | **Tensile Strength** | 850-1050 MPa (123-152 ksi) | | **Yield Strength (0.2% Offset)** | 680-850 MPa (99-123 ksi) | | **Elongation** | 10-20% | | **Hardness** | HRC 28-36 | #### **Elevated Temperature Properties** - **Stress Rupture Strength**: 250 MPa (36 ksi) at 815°C (1500°F) for 100 hours - **Creep Strength**: Excellent long-term performance at high temperatures - **Thermal Fatigue Resistance**: Superior performance under thermal cycling - **Pressure Retention**: Maintains integrity under high-temperature pressure --- ### **International Standards** | Standard | Specification | Application | |----------|---------------|-------------| | **ASTM** | B516/B517 | Seamless and Welded Tube | | **ASME** | SB516/SB517 | Boiler and Pressure Vessel Code | | **UNS** | N07713 | Unified Numbering System | | **AMS** | AMS 5582 | Seamless Tube | --- ### **Product Specifications** #### **Tube Manufacturing Methods** - **Seamless Tube**: Hot extruded or cold pilgered for superior integrity - **Welded Tube**: Formed and welded with full solution annealing #### **Size Range & Dimensions** - **Outside Diameter**: 3mm to 150mm (0.125" to 6") - **Wall Thickness**: 0.5mm to 12mm (0.020" to 0.500") - **Length**: Standard lengths or cut-to-size - **Tolerances**: ASTM E213/ISO 1127 standards #### **Surface Conditions** - **Annealed & Pickled**: Standard corrosion-resistant finish - **Bright Annealed**: Superior surface finish for critical applications - **Cold Drawn**: Smooth surface finish for precision applications --- ### **Heat Treatment** **Standard Heat Treatment for Tube:** - **Solution Treatment**: 1120-1150°C (2050-2100°F), rapid cooling - **Aging Treatment**: 980-1010°C (1800-1850°F) for 4-8 hours, air cooling **Special Considerations:** - Full solution annealing after welding operations - Stress relief annealing for fabricated assemblies - Controlled atmosphere heat treatment for optimal surface quality - Uniform heating and cooling to prevent distortion --- ### **Product Applications** #### **Aerospace & Defense** - **Rocket Engine Components**: Combustion chambers and nozzle coolant passages - **Jet Engine Systems**: Afterburner liners and exhaust components - **Space Vehicle Systems**: Propellant handling and thermal management tubes - **Military Applications**: High-temperature hydraulic and fuel lines #### **Power Generation** - **Gas Turbine Systems**: Heat exchanger and cooling passages - **Nuclear Applications**: Core instrumentation and control rod guide tubes - **Heat Recovery Systems**: Boiler and heat recovery tubing - **Advanced Power Systems**: Supercritical CO₂ system components #### **Industrial Applications** - **Heat Treatment Equipment**: Radiant tubes and furnace components - **Chemical Processing**: High-temperature reactor and heat exchanger tubes - **Glass Manufacturing**: Forming and processing equipment tubing - **Petrochemical**: Reformer and cracking furnace tubes #### **Specialized Applications** - **Test and Research**: High-temperature test apparatus tubing - **Semiconductor Processing**: High-temperature diffusion tubes - **Medical Equipment**: Specialized high-temperature components - **Energy Research**: Advanced energy system components --- ### **Fabrication & Processing** #### **Welding Characteristics** - **Preferred Method**: GTAW (TIG) for optimum quality - **Filler Metal**: Specialized nickel-based alloys (INCONEL 625 filler often used) - **Pre-heat Requirements**: 200-300°C (400-570°F) recommended - **Post-Weld Heat Treatment**: Essential for restoring properties - **Shielding Gas**: Argon or argon-helium mixtures #### **Forming & Bending** - **Cold Bending**: Possible with proper tooling and procedures - **Hot Bending**: Recommended for tight radii and heavy walls - **Minimum Bend Radii**: 2x OD for thin walls, 3x OD for heavy walls - **Forming Limitations**: Consider work hardening characteristics #### **Machining Operations** - **Tool Selection**: Carbide tools recommended - **Cutting Parameters**: Moderate speeds with positive rake angles - **Coolant Requirements**: Adequate cooling essential - **Chip Control**: Proper chip breakers required --- ### **Quality Assurance & Testing** #### **Non-Destructive Examination** - **Hydrostatic Testing**: Pressure testing to applicable standards - **Ultrasonic Testing**: For seamless tube integrity verification - **Eddy Current Testing**: For quality assurance of tubular products - **Dye Penetrant Testing**: For surface defect detection #### **Destructive Testing** - **Tensile Testing**: Mechanical property verification - **Flattening Test**: For ductility and soundness evaluation - **Reverse Bend Testing**: For welded tube quality assessment - **Hardness Testing**: Uniformity verification #### **Certification & Documentation** - **Mill Test Certificates**: EN 10204 3.1/3.2 - **Material Traceability**: Full heat-to-part tracking - **Process Documentation**: Complete manufacturing records - **Compliance Certificates**: International standard certification --- ### **Performance Characteristics** #### **Oxidation Resistance** - **Continuous Service**: Up to 980°C (1800°F) - **Cyclic Oxidation**: Good resistance to spalling - **Scaling Resistance**: Minimal weight gain at high temperatures - **Surface Stability**: Forms protective, adherent oxide layer #### **Corrosion Resistance** - **Oxidation Resistance**: Excellent in high-temperature air environments - **Carburization Resistance**: Good in hydrocarbon environments - **Sulfidation Resistance**: Moderate in sulfur-containing atmospheres - **Chloride Resistance**: Limited in chloride-containing environments --- ### **Why Choose Our INCONEL 713C Tube?** - **Manufacturing Expertise**: Advanced tube production technology - **Quality Assurance**: Comprehensive testing and certification - **Technical Support**: Application engineering expertise - **Global Standards Compliance**: Certified to international specifications - **Proven Performance**: Established track record in critical applications - **Custom Solutions**: Tailored dimensions and processing options **Contact us today for technical specifications and quotation for INCONEL 713C tube products. Our engineering team provides comprehensive support from material selection through fabrication and installation.** --- *Disclaimer: INCONEL® is a registered trademark of Special Metals Corporation. The information provided is for technical reference only. Final material selection should be verified through appropriate testing and engineering analysis for specific applications.*

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 2993 gallon liquid totes Special package is available on request.