Alloy 22，Hastelloy C-22 Foil，Shim，UNS N06022,E FORU

British Specs:，American Specs:，German Specs:WS 2.4602

### **Product Introduction: Alloy 22 (Hastelloy® C-22) Foil & Shim / UNS N06022** **Precision Thin-Gauge Solutions for Extreme Corrosion Applications** **Hastelloy® C-22 Foil and Shim** (UNS N06022) represent the ultimate refinement of this premier nickel-chromium-molybdenum-tungsten alloy in its thinnest and most precise forms. These specialized product forms retain all the exceptional corrosion resistance characteristics of the bulk alloy while offering unparalleled versatility for applications requiring minimal thickness, precise dimensions, and reliable performance in the most aggressive chemical environments. Our C-22 foil and shim products are manufactured to exacting standards, ensuring consistent quality and performance in critical sealing, spacing, and thin-section applications. --- #### **1. Chemical Composition (Weight %)** | Element | Content (%) | | :--- | :--- | | **Nickel (Ni)** | Balance | | **Chromium (Cr)** | 20.0 - 22.5 | | **Molybdenum (Mo)** | 12.5 - 14.5 | | **Tungsten (W)** | 2.5 - 3.5 | | **Iron (Fe)** | 2.0 - 6.0 | | **Cobalt (Co)** | 2.0 max | | **Vanadium (V)** | 0.35 max | | **Silicon (Si)** | 0.08 max | | **Manganese (Mn)** | 0.50 max | | **Carbon (C)** | 0.015 max | | **Phosphorus (P)** | 0.02 max | | **Sulfur (S)** | 0.02 max | * **Optimized Thin-Gauge Chemistry:** Specially controlled to maintain corrosion performance in thin sections, with precise control of **Chromium** for oxidizing resistance and **Molybdenum/Tungsten** for reducing conditions, while maintaining formability at minimal thicknesses. --- #### **2. Physical Properties** | Property | Value | | :--- | :--- | | **Density** | 0.315 lb/in³ (8.69 g/cm³) | | **Melting Range** | 1350 - 1380°C (2460 - 2520°F) | | **Specific Heat** | 0.095 Btu/lb-°F (398 J/kg-°K) | | **Thermal Conductivity** | 6.5 Btu-ft/hr-ft²-°F (11.2 W/m·K) | | **Mean Coefficient of Thermal Expansion** | 7.8 x 10⁻⁶ per °F (14.0 x 10⁻⁶ per °K) | | **Modulus of Elasticity** | 29.5 x 10⁶ psi (203 GPa) | --- #### **3. Mechanical Properties** Available in various tempers to suit specific application requirements. | Property | Annealed Condition | Hard Temper | | :--- | :--- | :--- | | **Tensile Strength** | 110-125 ksi (758-862 MPa) | 140-160 ksi (965-1103 MPa) | | **Yield Strength (0.2% Offset)** | 52-60 ksi (358-414 MPa) | 110-130 ksi (758-896 MPa) | | **Elongation** | 65-75% | 8-15% | | **Hardness** | Rb 85-90 | Rb 98-105 | --- #### **4. Product Specifications & Applications** **Foil Products:** - **Thickness Range:** 0.001" to 0.015" (0.025mm to 0.38mm) - **Width Range:** Up to 24" (610mm) - **Temper:** Annealed, 1/4 Hard, 1/2 Hard, Full Hard - **Surface Finish:** Bright annealed, matte finish **Shim Products:** - **Thickness Range:** 0.002" to 0.062" (0.05mm to 1.57mm) - **Standard Sizes:** Custom cut to specification - **Tolerance:** ±0.0001" to ±0.001" depending on thickness - **Forms:** Sheet, custom blanks, pre-cut shapes **Primary Applications:** * **Chemical Processing:** - High-temperature gaskets and seals - Corrosion-resistant shims and spacers - Thin membrane components - Lining protection for vessels * **Aerospace & Defense:** - High-temperature sealing applications - Thermal management components - Vibration damping shims - EMI/RFI shielding * **Electronics & Semiconductor:** - Lead frame materials - Spring contact components - Corrosion-resistant substrates - Thin-film deposition masks * **Industrial Equipment:** - Precision alignment shims - High-temperature gasketing - Wear-resistant spacers - Thermal barrier components --- #### **5. International Standards & Specifications** **Material Standards:** - **ASTM B575:** Standard Specification for Low-Carbon Nickel Alloy Sheet, Strip, and Foil - **AMS 5757:** Strip, Corrosion and Heat Resistant Alloy - **UNS:** **UNS N06022** - **EURONORM:** **2.4602** - **DIN:** DIN 17744 - NiCr21Mo14W **Quality Specifications:** - **Thickness Tolerance:** ASTM A480 compliant - **Surface Quality:** Class I (No. 1) finish standard - **Dimensional Stability:** Maintains flatness and stability - **Certification:** Mill Test Certificates per EN 10204 3.1 --- #### **6. Special Features & Benefits** **Unique Product Characteristics:** - **Exceptional Flatness:** Precision rolling ensures superior dimensional stability - **Consistent Gauge:** Tight thickness tolerances maintained throughout coils - **Surface Quality:** Optimized for specific application requirements - **Formability:** Excellent bending and forming characteristics in annealed condition - **Weldability:** Can be welded using standard C-22 filler metals **Customization Options:** - **Slitting:** Precision slit to custom widths - **Sheeting:** Cut to specific lengths or sheet sizes - **Custom Shapes:** Die-cut or laser-cut to precise configurations - **Surface Treatments:** Special finishes or coatings available - **Heat Treatment:** Various tempers to meet specific mechanical requirements --- #### **Why Choose Our C-22 Foil & Shim Products?** * **Precision Manufacturing:** State-of-the-art rolling mills ensure consistent gauge control and superior surface quality * **Quality Assurance:** 100% dimensional verification and surface inspection * **Technical Expertise:** Extensive experience in thin-gauge corrosion-resistant alloys * **Custom Solutions:** Ability to provide tailored products for specific application needs * **Global Compliance:** Products meet international standards and certification requirements * **Reliable Performance:** Proven track record in critical applications worldwide **Contact our technical specialists** to discuss your specific foil and shim requirements. We provide comprehensive solutions for your most demanding thin-gauge corrosion-resistant applications, from standard products to fully customized configurations. *Hastelloy® is a registered trademark of Haynes International Inc.*

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 2740 gallon liquid totes Special package is available on request.