Alloy X750,Inconel X750 Wire,UNS N07750,E FORU

British Specs:，American Specs:AMS 5542 Sheet, Strip and Plate AMS 5582 Seamless Tube AMS 5583 Seamless Tube AMS 5747 Bar and Forgings AMS 5779 Welding Electrodes AMS 5598 Sheet, Strip and Plate AMS 5667 Bar and Forgings AMS 5668 Bar and Forgings AMS 5669 Bar AMS 5670 Bar and Forgings AMS 5671 Bar and Forgings AMS 5698 Wire AMS 5699 Wire，German Specs:WS 2.4669

### **Product Introduction: Alloy X-750 / Inconel X-750 Wire (UNS N07750)** #### **Overview** **Alloy X-750 Wire** (commercially known as **Inconel® X-750 Wire**) is a high-performance nickel-chromium alloy supplied in wire form, combining excellent high-temperature strength, good corrosion resistance, and outstanding oxidation resistance up to 700°C (1300°F). This precipitation-hardenable alloy wire maintains superior mechanical properties under high-temperature conditions and offers excellent creep rupture strength, making it suitable for both welding applications and the manufacture of high-performance components in aerospace, nuclear, and industrial applications. The wire is manufactured through sophisticated drawing processes and controlled heat treatments to ensure consistent diameter, superior surface quality, and reliable performance in critical applications. --- #### **Chemical Composition** The chemical composition of Alloy X-750 Wire (UNS N07750) conforms to strict international standards: | Element | Content (%) | |---------|-------------| | **Nickel (Ni)** | 70.0 min | | **Chromium (Cr)** | 14.0 - 17.0 | | **Iron (Fe)** | 5.0 - 9.0 | | **Titanium (Ti)** | 2.25 - 2.75 | | **Copper (Cu)** | 0.50 max | | **Aluminum (Al)** | 0.40 - 1.00 | | **Niobium (Nb)** | 0.70 - 1.20 | | **Carbon (C)** | 0.08 max | | **Manganese (Mn)** | 1.00 max | | **Silicon (Si)** | 0.50 max | | **Sulfur (S)** | 0.01 max | *The alloy is strengthened by precipitation of gamma prime [γ'-Ni₃(Al,Ti)] phase during aging treatment.* --- #### **Physical Properties** Critical properties for wire applications and component design: | Property | Metric Value | Imperial Value | |----------|--------------|----------------| | **Density** | 8.28 g/cm³ | 0.298 lb/in³ | | **Melting Range** | 1390 - 1430 °C | 2530 - 2600 °F | | **Specific Heat (20°C)** | 431 J/kg·K | 0.103 Btu/lb·°F | | **Thermal Conductivity (20°C)** | 11.8 W/m·K | 81.9 Btu·in/hr·ft²·°F | | **Thermal Expansion Coefficient (20-100°C)** | 12.8 μm/m·°C | 7.1 μin/in·°F | | **Modulus of Elasticity** | 214 GPa | 31.0 x 10⁶ psi | | **Electrical Resistivity** | 1.22 μΩ·m | - | --- #### **Mechanical Properties** Properties vary based on wire diameter and heat treatment condition: **Annealed Condition (Typical):** * **Tensile Strength:** 860-1000 MPa (125-145 ksi) * **Yield Strength (0.2% Offset):** 550-690 MPa (80-100 ksi) * **Elongation:** 25-35% * **Reduction of Area:** 35-50% **Precipitation Hardened Condition:** * **Tensile Strength:** 1100-1270 MPa (160-184 ksi) * **Yield Strength (0.2% Offset):** 760-930 MPa (110-135 ksi) * **Elongation:** 15-25% * **Hardness:** 34-42 HRC --- #### **International Standards** Alloy X-750 Wire complies with major international specifications: **Welding Wire Standards:** * **AWS A5.14:** Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods * **AMS 5599:** Welding Wire, Nickel Alloy, Corrosion and Heat Resistant **Wire Product Standards:** * **ASTM B637:** Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock * **ASTM B906:** General Requirements for Flat-Rolled Nickel and Nickel Alloys **Quality Assurance Standards:** * **ISO 9001:** Quality Management Systems * **ASME SFA-5.14:** Specification for Nickel and Nickel-Alloy Bare Welding Electrodes and Rods --- #### **Product Applications** **Welding Consumable Applications:** * **Gas Tungsten Arc Welding (GTAW/TIG):** Bare wire for joining Alloy X-750 components * **Gas Metal Arc Welding (GMAW/MIG):** Wire for automated welding processes * **Repair and Maintenance:** Welding repair of turbine components and high-temperature parts * **Cladding Applications:** Overlay welding for high-temperature protection **Component Manufacturing Applications:** * **Fasteners:** High-strength bolts, studs, screws, and special threaded components * **Springs:** High-temperature springs for valves, actuators, and safety systems * **Wire Mesh:** High-temperature filters, screens, and woven products * **Electrical Components:** Heating elements, resistance wires, and electrical contacts **Specialized Applications:** * **Nuclear Industry:** Control rod drive mechanisms, core component fasteners * **Aerospace:** Turbine blade retention wires, high-temperature springs * **Heat Treatment:** Fixture components, support wires * **Medical Devices:** Surgical instruments and specialized medical components --- #### **Key Advantages** * **Excellent Weldability:** Produces sound, crack-resistant welds with matching composition * **High Temperature Strength:** Maintains mechanical properties up to 700°C (1300°F) * **Good Oxidation Resistance:** Resists scaling and oxidation at high temperatures * **Corrosion Resistance:** Good resistance to various corrosive environments * **Good Fabricability:** Can be drawn, formed, and machined using standard techniques * **Consistent Quality:** Uniform diameter and surface finish throughout wire length * **Excellent Creep Resistance:** Good stress rupture properties at elevated temperatures * **Versatile Applications:** Suitable for both welding and component manufacturing **Available Forms & Sizes:** * **Spooled Wire:** 0.5mm to 2.5mm diameter on various spool sizes * **Straight Lengths:** 1.0mm to 6.0mm diameter in cut lengths * **Special Packaging:** Custom spooling and packaging to meet specific requirements **Surface Conditions:** * **Bright Finish:** Clean, scale-free surface for welding applications * **Annealed Scale:** Heat-treated condition with surface oxide * **Chemically Cleaned:** Precision cleaned for critical applications **Heat Treatment Specifications:** * **Solution Treatment:** 1150-1200°C (2100-2200°F) followed by rapid cooling * **Aging Treatment:** 705-730°C (1300-1350°F) for 16-20 hours, air cool * **Stress Relieving:** Available for formed components **Quality Assurance:** * **Chemical Analysis:** Complete composition verification * **Mechanical Testing:** Tensile, hardness, and ductility testing * **Surface Inspection:** Visual and dimensional examination * **Certification:** Comprehensive material certification provided **Note:** *Inconel® is a registered trademark of Special Metals Corporation. Alloy X-750 wire is typically supplied in the annealed condition for optimum formability and weldability, with subsequent aging treatment to develop high mechanical properties. Proper storage conditions and handling procedures are essential to prevent surface contamination and maintain wire quality. Comprehensive certification including chemical analysis, mechanical properties, and dimensional reports are provided with each shipment.*

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 1831 gallon liquid totes Special package is available on request.