Alloy 617，Inconel 617 Strip，UNS N06617，EFORU

British Specs:，American Specs:AMS 5887 Bar and Forgings AMS 5888 Plate AMS 5889 Sheet and Strip，German Specs:WS 2.4663a

### **Alloy 617 / Inconel 617 Strip / UNS N06617 – Nickel-Chromium-Cobalt-Molybdenum Alloy Strip** **Product Overview** Inconel 617 Strip (UNS N06617) is a precision-rolled nickel-chromium-cobalt-molybdenum alloy strip that offers exceptional resistance to high-temperature oxidation, corrosion, and mechanical degradation. This thin, narrow material maintains excellent mechanical properties from room temperature up to 1200°C (2192°F) and demonstrates superior performance in aggressive high-temperature environments. The strip form is specifically engineered for applications requiring precise dimensions, consistent quality, and reliable performance in demanding environments including aerospace, electronics, and precision instrumentation industries. --- **Chemical Composition (ASTM B168)** | Element | Content (%) | |----------------|----------------| | **Nickel (Ni)** | 44.5 min | | **Chromium (Cr)**| 20.0–24.0 | | **Cobalt (Co)** | 10.0–15.0 | | **Molybdenum (Mo)**| 8.0–10.0 | | **Aluminum (Al)**| 0.8–1.5 | | **Iron (Fe)** | 3.0 max | | **Carbon (C)** | 0.05–0.15 | | **Manganese (Mn)**| 1.0 max | | **Silicon (Si)** | 1.0 max | | **Sulfur (S)** | 0.015 max | *The balanced composition provides exceptional high-temperature strength through solid solution strengthening and formation of protective chromium and aluminum oxide scales.* --- **Physical Properties** | Property | Value | |-------------------------------|---------------------------------| | **Density** | 8.36 g/cm³ (0.302 lb/in³) | | **Melting Range** | 1330–1380°C (2426–2516°F) | | **Electrical Resistivity** | 125 μΩ·cm (at 21°C) | | **Thermal Conductivity** | 13.4 W/m·K (at 100°C) | | **Mean Coefficient of Thermal Expansion** | 12.8 μm/m·°C (20–100°C) | | **Modulus of Elasticity** | 211 GPa (30,600 ksi) | | **Magnetic Permeability** | <1.005 (Essentially non-magnetic)| --- **Mechanical Properties (Strip – Solution Annealed Condition)** | Property | Standard Strip | Precision Strip | |-----------------------------|----------------|-----------------| | **Tensile Strength** | 700–850 MPa | 680–830 MPa | | **Yield Strength (0.2% Offset)** | 290–430 MPa | 270–410 MPa | | **Elongation in 2"** | 35–50% | 40–55% | | **Hardness** | 75–95 HRB | 70–90 HRB | | **Flatness** | <1% of width | <0.5% of width | **Temper Variants** - **Annealed**: Tensile 650–800 MPa, Elongation 40% min - **Quarter Hard**: Tensile 800–950 MPa, Elongation 25% min - **Half Hard**: Tensile 950–1100 MPa, Elongation 15% min - **Full Hard**: Tensile 1100–1250 MPa, Elongation 8% min --- **Strip Specifications & Available Forms** **Strip Types** - Cold rolled strip - Precision slit strip - Annealed strip - Hard temper strip - Spring temper strip **Dimensional Ranges** - **Thickness**: 0.05 mm to 2.0 mm (0.002" to 0.078") - **Width**: 2 mm to 600 mm (0.08" to 24") - **Coil Weight**: Up to 2000 kg (4400 lbs) - **Coil ID**: 300 mm, 400 mm, 500 mm (12", 16", 20") **Tolerances** - **Thickness**: ±0.005 mm for precision grades - **Width**: ±0.05 mm for slit edges - **Camber**: 1 mm per 2 meters maximum - **Edge Type**: Slit edge, rolled edge, square edge --- **Key Characteristics & Advantages** 1. **Precision Dimensional Control** – Tight tolerances for critical applications 2. **Exceptional High-Temperature Strength** – Maintains properties up to 1200°C (2192°F) 3. **Outstanding Oxidation Resistance** – Excellent performance in oxidizing atmospheres up to 1150°C (2102°F) 4. **Excellent Surface Quality** – Consistent finish for manufacturing operations 5. **Good Formability** – Can be stamped, bent, and formed in various tempers 6. **Non-Magnetic Characteristics** – Essential for electronic and instrument applications 7. **Consistent Mechanical Properties** – Uniform characteristics throughout the coil --- **Product Applications** **Electronics & Electrical Components** - High-temperature lead frames - Electrical connector components - Spring contacts and terminals - Shielding applications - Circuit breaker parts **Aerospace & Defense** - Instrumentation components - Sensor elements - Spring devices - Shims and spacers - Control system parts **Industrial Applications** - Bellows and diaphragms - Precision springs - Fastener components - Filter elements - Chemical processing parts **Automotive Industry** - High-temperature sensor components - Exhaust system parts - Turbocharger components - High-temperature springs - Emission control devices **Medical Devices** - Surgical instrument components - Medical spring elements - Diagnostic equipment components - High-temperature sterilization trays --- **International Standards** | Standard Type | Standard Number | Specification | |---------------|-----------------|---------------| | **UNS** | **N06617** | Unified Numbering System | | **ASTM** | B168 | Nickel-Chromium-Iron Alloy Plate, Sheet, and Strip | | **AMS** | 5884 | Aerospace Material Specification | | **DIN** | 2.4663 | German Standard | | **EN** | NiCr23Co12Mo | European Standard | --- **Fabrication & Processing** **Stamping & Blanking** - **Clearance**: 5–8% of material thickness - **Tool Material**: Carbide recommended for long runs - **Lubrication**: Essential for optimum results - **Burr Height**: Controlled to <10% of thickness **Forming Operations** - **Bending**: Minimum radius 1T (annealed), 3T (hard) - **Deep Drawing**: Excellent in annealed condition - **Coining**: Good for precision details - **Embossing**: Suitable for raised features **Heat Treatment** - **Solution Annealing**: 1150–1200°C (2100–2200°F) - **Stress Relieving**: 870–980°C (1600–1800°F) - **Atmosphere Control**: Bright annealing available --- **Quality Assurance & Testing** **Dimensional Testing** - Thickness measurement using laser gauges - Width verification with optical comparators - Camber and flatness assessment - Surface roughness measurement **Mechanical Testing** - Tensile testing from representative samples - Hardness verification (Rockwell B) - Bend testing per ASTM E290 - Springback characteristics evaluation **Surface Quality** - Visual inspection 100% - Surface roughness: Ra 0.1–0.8 μm - Freedom from scratches and pits - Oxide-free surface condition **Certification** - Mill Test Certificates per EN 10204 3.1 - Chemical analysis certificates - Mechanical test reports - Dimensional inspection reports - Special test certificates as required --- **High-Temperature Performance** **Oxidation Resistance Data** - **Maximum Continuous Service**: 1150°C (2102°F) - **Cyclic Service**: Up to 1100°C (2012°F) - **Oxidation Rate**: <0.4 mm/year at 1100°C - **Scale Formation**: Thin, adherent, and self-healing Cr₂O₃ and Al₂O₃ scales **Creep Properties** - **1000h Rupture Strength at 980°C**: 45 MPa (6.5 ksi) - **1000h Rupture Strength at 1095°C**: 16 MPa (2.3 ksi) - **Minimum Creep Rate**: Low even at elevated temperatures --- **Corrosion Resistance Performance** **Excellent Resistance To** - High-temperature oxidation - Carburizing atmospheres - Nitriding environments - Sulfur-containing gases - Molten salt corrosion **Good Resistance To** - Nitric acid solutions - Alkaline environments - Organic acid vapors - Atmospheric corrosion - Steam and water vapor --- **Special Features** **Surface Finishes** - Bright cold-rolled finish - Matte finish - Polished finish (one or two sides) - Special coatings available **Edge Quality** - Slit edges (standard) - Deburred edges - Rolled edges - Custom edge conditions **Packaging Options** - Plastic or steel reels - Interleaved with protective paper - VCI (Vapor Corrosion Inhibitor) protection - Custom packaging available --- **Technical Specifications** **Standard Tempers** - **Annealed**: Soft condition for severe forming - **Quarter Hard**: Good strength with formability - **Half Hard**: Higher strength for spring applications - **Full Hard**: Maximum strength and spring properties **Quality Grades** - **Commercial Grade**: Standard applications - **Precision Grade**: Critical dimensions - **Electronic Grade**: High surface requirements - **Aerospace Grade**: Premium quality with full certification --- **Conclusion** Inconel 617 Strip (UNS N06617) provides an exceptional combination of precision dimensional control, excellent high-temperature properties, and superior corrosion resistance in strip form. Its ability to maintain performance across a wide temperature range, coupled with excellent fabrication characteristics, makes it ideal for electronic components, aerospace applications, precision instruments, and industrial equipment. Available in various tempers, widths, and thicknesses with comprehensive quality assurance, Inconel 617 strip offers manufacturers a reliable, high-performance material solution for demanding applications where precision, consistency, and high-temperature performance are critical requirements.

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 1748 gallon liquid totes Special package is available on request.