Alloy G-3,INCO G-3 Sheet,,E FORU

British Specs:，American Specs:，German Specs:

**Product Data Sheet: Alloy G-3 / INCO G-3 Sheet** **Nickel-Chromium-Iron-Molybdenum Alloy Sheet** --- ### **1. Product Overview** **Alloy G-3 Sheet** (commonly known as **INCO G-3 Sheet**) is a nickel-chromium-iron-molybdenum alloy supplied in thin, flat-rolled form, designed for applications requiring exceptional corrosion resistance combined with excellent formability and fabrication characteristics. This product maintains all the superior corrosion-resistant properties of Alloy G-3 while offering the versatility of sheet form, making it ideal for fabricating tanks, vessels, ductwork, and various components in highly corrosive industrial environments. --- ### **2. Chemical Composition (Typical % by Weight)** | Element | Content (%) | Function | |---------|-------------|----------| | Nickel (Ni) | Balance | Base element providing corrosion resistance and ductility | | Chromium (Cr) | 21.0-23.5 | Confers resistance to oxidizing media and pitting corrosion | | Iron (Fe) | 18.0-21.0 | Provides solid solution strengthening | | Molybdenum (Mo) | 6.0-8.0 | Enhances resistance to reducing acids and localized corrosion | | Copper (Cu) | 1.5-2.5 | Improves resistance to sulfuric acid environments | | Tungsten (W) | ≤1.5 | Augments localized corrosion resistance | | Cobalt (Co) | ≤5.0 | Controls carbon activity and enhances thermal stability | | Carbon (C) | ≤0.015 | Minimized to prevent sensitization during welding | | Manganese (Mn) | ≤1.0 | Serves as deoxidizer and controls sulfur | | Silicon (Si) | ≤1.0 | Enhances oxidation resistance | | Phosphorus (P) | ≤0.04 | Controlled to ensure optimal weldability | | Sulfur (S) | ≤0.03 | Minimized to prevent hot cracking | --- ### **3. Physical & Mechanical Properties** | Property | Value (Typical) | |----------|-----------------| | Density | 8.3 g/cm³ | | Melting Point | 1370°C (2500°F) | | Thermal Conductivity | 10.1 W/m·K at 20°C | | Coefficient of Thermal Expansion | 13.7 μm/m·K (20-100°C) | | Specific Heat Capacity | 450 J/kg·K at 20°C | | Modulus of Elasticity | 205 GPa at 20°C | | Tensile Strength | 680-830 MPa | | Yield Strength (0.2% Offset) | 300-400 MPa | | Elongation | 35-45% | | Hardness (Rockwell B) | 80-90 HRB | | Maximum Service Temperature | 400°C (750°F) | --- ### **4. Product Applications** #### **4.1 Chemical Processing Equipment** - **Tank Linings**: Sheet linings for concrete and carbon steel tanks - **Vessel Fabrication**: Chemical process vessels and storage containers - **Ductwork Systems**: Corrosive fume handling and ventilation ductwork - **Cover Plates**: Access covers and manway covers for process equipment #### **4.2 Pollution Control Systems** - **Scrubber Components**: Mist eliminators, baffle plates, and internal components - **FGD System Ducting**: Flue gas desulfurization system ductwork and dampers - **Stack Linings**: Chimney and stack linings for corrosive gas service - **Waste Treatment Equipment**: Covers and enclosures for treatment systems #### **4.3 Oil & Gas Industry** - **Process Vessel Linings**: Refinery vessel linings and clad backing material - **Offshore Components**: Cabinet enclosures and protective covers - **Pipeline Protection**: Sleeves and protection for corrosive areas - **Equipment Housings**: Enclosures for sensitive instrumentation #### **4.4 Industrial Applications** - **Electroplating Equipment**: Tank linings and bus bar supports - **Pulp and Paper**: Bleach plant washers and chemical recovery components - **Pharmaceutical**: Process equipment and clean room components - **Metal Finishing**: Pickling line covers and exhaust systems --- ### **5. Key Features & Benefits** - **Exceptional Corrosion Resistance**: Superior performance in both oxidizing and reducing environments - **Excellent Formability**: Can be readily formed, bent, and shaped into complex configurations - **High Pitting Resistance**: PREN value >30 ensures excellent resistance to localized corrosion - **Good Weldability**: Can be welded using all standard techniques with minimal preheating - **Consistent Thickness**: Precision rolling ensures uniform gauge throughout the sheet - **Superior Surface Quality**: Clean, scale-free surface ideal for fabrication and service - **Cost-Effective Solution**: Provides corrosion protection at competitive cost - **Versatile Fabrication**: Suitable for welding, forming, and punching operations --- ### **6. International Standards & Specifications** | Standard Type | Specification Number | Description | |---------------|----------------------|-------------| | ASTM | B625 | Standard Specification for Plate, Sheet, and Strip | | UNS | N06985 | Unified Numbering System Designation | | ASME | SB-625 | Code Case for Pressure Component Applications | | DIN | 2.4619 | Material Number and Specification | | EN | 2.4619 | European Standard Designation | | ISO | 6208 | Nickel Alloy Sheet for General Corrosion-Resistant Applications | --- ### **7. Product Specifications** #### **7.1 Sheet Dimensions & Tolerances** - **Thickness Range**: 0.5 mm to 3.0 mm (0.020" to 0.125") - **Standard Sizes**: 1000×2000 mm, 1220×2440 mm, 1500×3000 mm - **Width Range**: 600 mm to 1500 mm (24" to 60") - **Thickness Tolerance**: ±0.02 mm to ±0.1 mm depending on gauge - **Flatness**: Excellent for precision fabrication requirements #### **7.2 Available Conditions & Finishes** - **Temper Conditions**: Annealed (soft) for optimal formability - **Surface Finish**: 2B finish, bright annealed, or pickled finish - **Edge Condition**: Mill edge, sheared edge, or slit edge - **Special Processing**: Skin passed or tension leveled for improved flatness --- ### **8. Fabrication & Processing Guidelines** #### **8.1 Cutting & Forming** - **Shearing**: Suitable for straight line cutting and blanking - **Plasma Cutting**: Recommended for complex shapes and profiles - **Punching**: Excellent for creating holes and perforations - **Press Brake Forming**: Minimum bend radius of 1-2 times material thickness - **Roll Forming**: Suitable for cylindrical and conical sections #### **8.2 Welding & Joining** - **Welding Methods**: GTAW (TIG), GMAW (MIG), Resistance welding - **Filler Metals**: AWS A5.14 ERNiCrMo-10 or equivalent - **Interpass Temperature**: Maintain below 150°C - **Post-Weld Cleaning**: Remove heat tint and oxidation for optimal corrosion resistance #### **8.3 Surface Preparation** - **Cleaning**: Solvent clean to remove oils and contaminants - **Passivation**: Nitric acid treatment to enhance corrosion resistance - **Pickling**: Acid cleaning to remove surface contamination - **Finishing**: Mechanical polishing for specific surface requirements --- ### **9. Quality Assurance & Certification** - **Material Certification**: EN 10204 3.1/3.2 with full traceability - **Dimensional Verification**: Certified to meet specified thickness and flatness tolerances - **Surface Quality**: Controlled surface finish free from defects and contamination - **Testing Protocols**: Mechanical testing, chemical analysis, corrosion testing - **Certifications**: ISO 9001, PED 2014/68/EU, NORSOK compliance - **Documentation**: Certified Mill Test Reports with complete material properties --- **Disclaimer**: The technical information provided represents typical values and is for reference purposes. Actual properties may vary based on manufacturing process, sheet thickness, and heat treatment condition. Users must verify suitability for specific applications through appropriate testing and consult with technical experts for critical applications. Compliance with all applicable safety standards, codes, and regulations is mandatory.

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 2852 gallon liquid totes Special package is available on request.