Nichrome V,Nichrome V Fittings,UNS N06003,E FORU

British Specs:，American Specs:AMS 5676 Welding Wire AMS 5677 Welding Electrodes AMS 5682 Rods and Wire MIL-R-5031 Cl 7 MIL-E-6844 Cl7，German Specs:

**Product Introduction: Nichrome V Fittings / UNS N06003** **Overview** Nichrome V Fittings (UNS N06003) are precision-engineered components manufactured from nickel-chromium alloy, specifically designed for high-temperature applications requiring excellent oxidation resistance and reliable performance. These fittings maintain the superior electrical and thermal properties of Nichrome V while providing secure connections in heating systems and high-temperature industrial equipment. **Key Characteristics** - Excellent oxidation resistance up to 1150°C - High temperature strength and stability - Good creep resistance at elevated temperatures - Superior corrosion resistance - Excellent thermal shock resistance - Good weldability and machinability --- **Chemical Composition (Weight %)** | Element | Content (%) | |------------------|-----------------| | Nickel (Ni) | 78.0 - 80.0 | | Chromium (Cr) | 19.0 - 21.0 | | Iron (Fe) | ≤ 1.0 | | Silicon (Si) | ≤ 1.0 | | Manganese (Mn) | ≤ 1.0 | | Carbon (C) | ≤ 0.15 | | Sulfur (S) | ≤ 0.015 | --- **Physical Properties** | Property | Value | |-------------------------------|---------------------------| | Density | 8.40 g/cm³ (0.303 lb/in³) | | Melting Range | 1400-1420°C (2552-2588°F) | | Electrical Resistivity | 1.09 μΩ·m | | Thermal Conductivity | 13.0 W/m·K | | Specific Heat Capacity | 450 J/kg·K | | Mean Coefficient of Thermal Expansion | 13.0 × 10⁻⁶/°C | | Modulus of Elasticity | 210 GPa (30.5 × 10⁶ psi) | --- **Mechanical Properties (Annealed Condition)** | Temperature | Tensile Strength | Yield Strength (0.2%) | Elongation | |------------------|------------------|----------------------|------------| | Room Temperature | 860-965 MPa | 480-550 MPa | 25-35% | | 800°C (1472°F) | 240-310 MPa | 170-210 MPa | 35-45% | | 1000°C (1832°F) | 110-140 MPa | 80-110 MPa | 40-50% | --- **Product Applications** **Heating System Components** - Heating element terminals and connectors - Thermocouple connection fittings - High-temperature pipe connections - Electric furnace component fittings - Industrial heater assembly parts **Industrial Applications** - Heat treatment equipment fittings - Kiln and furnace structural components - High-temperature sensor mountings - Process heating system connections - Laboratory equipment fittings **Electrical Applications** - Resistance heating system connections - High-temperature electrical contacts - Power distribution components - Electrical insulation supports --- **International Standards & Specifications** **ASTM Standards** - ASTM B366: Standard Specification for Factory-Made Wrought Nickel and Nickel Alloy Fittings - ASTM B344: Standard Specification for Drawn or Rolled Nickel-Chromium and Nickel-Chromium-Iron Alloys for Electrical Heating Elements **ASME Standards** - ASME SB-366: Factory-Made Wrought Nickel and Nickel Alloy Fittings - ASME B16.9: Factory-Made Wrought Buttwelding Fittings - ASME B16.11: Forged Fittings, Socket-Welding and Threaded **International Standards** - ISO 9001: Quality Management Systems - ISO 14001: Environmental Management Systems **European Standards** - EN 10095: Heat resisting steels and nickel alloys - PED 2014/68/EU: Pressure Equipment Directive --- **Available Fitting Types & Specifications** **Buttwelding Fittings** - Elbows: 45°, 90°, 180° - Tees: Equal and reducing - Reducers: Concentric and eccentric - Caps and Stub Ends - Size Range: 1/2" to 12" NPS **Socket-Weld Fittings** - Elbows, Tees, Couplings - Unions, Plugs, Caps - Size Range: 1/8" to 2" NPS **Threaded Fittings** - Nipples, Couplings, Adapters - Bushings, Plugs, Caps - Size Range: 1/8" to 2" NPS **Special Fittings** - Heating element terminals - Custom-designed components - Instrumentation fittings --- **Manufacturing & Quality Assurance** **Manufacturing Process** - Precision machining from certified raw material - Forging for high-strength applications - Solution annealing heat treatment - Quality inspection at all stages **Quality Control** - 100% material traceability - Dimensional verification per ASME B16.9/B16.11 - Liquid penetrant testing - Hydrostatic testing as required - Visual inspection and surface examination **Certification** - Mill test certificate to EN 10204 3.1/3.2 - Material test reports - Heat treatment records - Non-destructive testing reports --- **Installation & Maintenance** **Welding Recommendations** - TIG welding recommended - Use matching filler metal - Proper purging with inert gas - Post-weld heat treatment if required **Service Limitations** - Maximum continuous service temperature: 1150°C - Not recommended for sulfur-rich atmospheres above 800°C - Avoid rapid thermal cycling when possible --- **Note** Nichrome V Fittings provide reliable performance in high-temperature applications where both structural integrity and oxidation resistance are critical. The material's stable properties ensure long service life in demanding thermal environments. **Disclaimer** The information provided is for reference purposes. Actual properties may vary based on manufacturing process and heat treatment. For critical applications, consult manufacturer's technical data sheets and applicable standards. All fittings should be installed and used in accordance with relevant codes and engineering standards.

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 3062 gallon liquid totes Special package is available on request.