Alloy 625，Inconel 625 Wire，UNS N06625，EFORU

British Specs:BS 3072 BS 3073 BS 3074 BS 3075 BS 3076 NA21，American Specs:AMS 5581 Tube AMS 5599 Sheet, Strip and Plate AMS 5666 Bar, Forgings AMS 5869 Sheet, Strip and Plate AMS 5879 Sheet, Strip and Foil AMS 5837 Welding Wire ASTM F3056 Powder AMS 7001 Powder，German Specs:WS 2.4856, AFNOR NC22DNb

### **Product Datasheet: Alloy 625 (Inconel® 625) Wire // UNS N06625** --- #### **Material Overview** Alloy 625 is a nickel-chromium-molybdenum superalloy that delivers exceptional strength and corrosion resistance in wire form. The solid-solution strengthening provided by molybdenum and niobium in the nickel-chromium matrix ensures outstanding performance from cryogenic temperatures to 1800°F (980°C). Available in various finishes and tempers, this wire offers excellent drawability, consistent properties, and reliable performance in demanding applications. --- #### **Chemical Composition (Weight %)** | Element | Minimum | Maximum | Element | Minimum | Maximum | |---------|---------|---------|---------|---------|---------| | Ni | 58.0 | - | Mo | 8.0 | 10.0 | | Cr | 20.0 | 23.0 | Nb+Ta | 3.15 | 4.15 | | Fe | - | 5.0 | Ti | - | 0.40 | | Mn | - | 0.50 | Al | - | 0.40 | | C | - | 0.10 | Si | - | 0.50 | | P | - | 0.015 | S | - | 0.015 | --- #### **Physical Properties** | Property | Value (Metric) | Value (Imperial) | |----------|----------------|------------------| | Density | 8.44 g/cm³ | 0.305 lb/in³ | | Melting Range | 1290-1350°C | 2350-2460°F | | Thermal Conductivity (21°C) | 8.7 W/m·K | 6.0 Btu·in/hr·ft²·°F | | Mean Coefficient of Thermal Expansion (21-316°C) | 12.8 μm/m·K | 7.1 x 10⁻⁶ in/in/°F | | Modulus of Elasticity | 207 GPa | 30.0 x 10⁶ psi | | Electrical Resistivity | 1.25 μΩ·m | 49.0 μΩ·in | --- #### **Mechanical Properties (Typical)** | Wire Diameter | Condition | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | |---------------|-----------|------------------------|----------------------|----------------| | < 0.5 mm | Annealed | 827-1034 | 414-690 | 30-45 | | 0.5-2.0 mm | Annealed | 827-965 | 414-550 | 30-40 | | 2.0-6.0 mm | Annealed | 827-930 | 414-515 | 30-40 | | All Sizes | Hard Drawn | 1034-1380 | 895-1240 | 10-25 | --- #### **International Specifications** **ASTM Standards:** - B166 - Nickel-Chromium-Iron-Molybdenum-Columbium Alloy Rod, Bar, and Wire - B446 - Nickel-Chromium-Molybdenum-Columbium Alloy Rod and Bar **Aerospace Standards:** - AMS 5666 - Wire, Corrosion and Heat-Resistant - AMS 5837 - Wire, Welding **International Equivalents:** - UNS: N06625 - EN: 2.4856 / NiCr22Mo9Nb - DIN: 2.4856 - JIS: NCF 625 --- #### **Product Specifications** **Wire Types:** - **Welding Wire**: AWS A5.14 ERNiCrMo-3 - **Filler Wire**: For TIG and MIG welding - **Spring Wire**: High tensile, various tempers - **Basket Wire**: For heat treatment fixtures - **Screen Wire**: For filtration applications - **Fastener Wire**: For high-strength rivets and pins **Available Forms:** - Spooled wire (1lb to 100lb spools) - Straight lengths - Coils - Cut pieces **Diameter Range:** - Fine Wire: 0.10 mm (0.004") to 0.50 mm (0.020") - Standard Wire: 0.50 mm (0.020") to 6.0 mm (0.250") - Heavy Wire: 6.0 mm (0.250") to 12.0 mm (0.500") **Surface Finish:** - Bright (plain) - Pickled - Coated (copper, nickel) - Polished --- #### **Key Characteristics** - **Excellent Drawability**: Capable of being drawn to fine diameters while maintaining properties - **Consistent Diameter**: Precise dimensional control throughout lengths - **High Strength-to-Weight Ratio**: Excellent mechanical properties in wire form - **Corrosion Resistance**: Maintains full alloy corrosion resistance - **Thermal Stability**: Retains properties after exposure to high temperatures - **Good Weldability**: Suitable for all welding processes --- #### **Typical Applications** **Welding & Fabrication:** - TIG and MIG welding filler metal - Cladding and hardfacing applications - Repair of nickel alloy components - Dissimilar metal joining **Industrial Equipment:** - Heat treatment baskets and fixtures - High-temperature springs - Wire cloth and screening - Filtration mesh and cloth - Catalyst support meshes **Aerospace & Defense:** - Safety wiring - Instrument springs - Fastener manufacturing - Electrical resistance wiring - Vibration damping components **Chemical Processing:** - Catalyst support wires - Laboratory apparatus - Mixing agitators - Sensor protection sheaths **Medical Devices:** - Orthodontic archwires - Surgical instrument components - Implantable device components - Diagnostic equipment springs **Marine & Offshore:** - Marine cable reinforcement - Corrosion-resistant springs - Safety critical wiring - Mooring system components --- #### **Fabrication Notes** **Welding Applications:** - AWS Classification: ERNiCrMo-3 - Suitable for all welding processes - Excellent bead appearance - Low spatter characteristics **Forming & Shaping:** - Excellent cold forming properties - Can be coiled, bent, and shaped - Suitable for spring coiling operations - Maintains springback characteristics **Heat Treatment:** - Annealing: 1700-1850°F (925-1010°C) - Stress relieving treatments available - Solution annealing for optimum properties **Storage & Handling:** - Store in clean, dry conditions - Protect from contamination - Use proper spool handling equipment - Avoid surface damage during handling --- #### **Quality Assurance** - Chemical composition certification - Mechanical property testing - Dimensional verification - Surface quality inspection - Spool integrity checking - Lot traceability maintained *Note: Inconel® is a registered trademark of Special Metals Corporation. Properties may vary depending on diameter, temper, and processing. Consult technical datasheets for application-specific recommendations.*

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 1766 gallon liquid totes Special package is available on request.