Alloy 600，Inconel 600 ，UNS N06600，EFORU

British Specs:BS 3072 BS 3073 BS 3074 BS 3075 BS 3076 NA14，American Specs:AMS 5580 (Tube *) AMS 5540 Sheet, Strip and Plate AMS 5665 Bar and Forgings AMS 5687 Wire QQ-W-390，German Specs:WS 2.4816,AFNOR NC15Fe

### **Alloy 600 / Inconel 600 / UNS N06600 – Nickel-Chromium-Iron Alloy** **Product Overview** Inconel 600 (UNS N06600) is a standard engineering material for applications requiring resistance to corrosion and high-temperature strength. This nickel-chromium-iron alloy offers excellent mechanical properties from cryogenic temperatures up to 2000°F (1093°C) and demonstrates particular resistance to chloride ion stress-corrosion cracking, oxidation, and carburization. It maintains strength and durability in both corrosive and high-temperature environments. --- **Chemical Composition (ASTM B166)** | Element | Content (%) | |----------------|----------------| | **Nickel (Ni)** | 72.0 min | | **Chromium (Cr)**| 14.0–17.0 | | **Iron (Fe)** | 6.0–10.0 | | **Manganese (Mn)**| 1.0 max | | **Copper (Cu)** | 0.5 max | | **Carbon (C)** | 0.15 max | | **Silicon (Si)** | 0.5 max | | **Sulfur (S)** | 0.015 max | *The high nickel content provides resistance to reducing environments, while chromium confers resistance to oxidizing conditions.* --- **Physical Properties** | Property | Value | |-------------------------------|---------------------------------| | **Density** | 8.47 g/cm³ (0.306 lb/in³) | | **Melting Range** | 1354–1413°C (2470–2575°F) | | **Electrical Resistivity** | 103 μΩ·cm (at 21°C) | | **Thermal Conductivity** | 14.9 W/m·K (at 100°C) | | **Thermal Expansion Coefficient** | 13.3 μm/m·°C (20–100°C) | | **Modulus of Elasticity** | 214 GPa (31,000 ksi) | | **Magnetic Permeability** | <1.01 (Essentially non-magnetic)| --- **Mechanical Properties (Typical Room Temperature)** | Property | Annealed Condition | Hot Finished | |-----------------------------|--------------------|--------------------| | **Tensile Strength** | 620 MPa (90 ksi) | 655 MPa (95 ksi) | | **Yield Strength (0.2% Offset)** | 240 MPa (35 ksi) | 310 MPa (45 ksi) | | **Elongation in 2"** | 40% | 35% | | **Reduction of Area** | 55% | 50% | | **Hardness** | 70 HRB | 85 HRB | **Elevated Temperature Properties** - **1000°F (538°C)**: Tensile Strength = 520 MPa (75 ksi) - **1200°F (649°C)**: Tensile Strength = 450 MPa (65 ksi) - **1500°F (816°C)**: Tensile Strength = 240 MPa (35 ksi) --- **Key Characteristics & Advantages** 1. **Excellent High-Temperature Strength** – Maintains mechanical properties up to 2000°F (1093°C) 2. **Outstanding Corrosion Resistance** – Resists oxidation, carburization, and chloride stress corrosion cracking 3. **Good Mechanical Properties** – High strength and ductility across wide temperature range 4. **Easy Fabrication** – Can be welded, machined, and formed using standard techniques 5. **Non-Magnetic** – Suitable for electronic and sensitive applications 6. **Cryogenic Toughness** – Maintains ductility and toughness at sub-zero temperatures --- **Product Applications** **Aerospace Industry** - Jet engine components - Thermal processing equipment - Rocket engine parts - Aircraft structural components **Chemical Processing** - Furnace components - Heat treatment equipment - Chemical transfer piping - Reactor vessels **Nuclear Applications** - Steam generator tubing - Reactor core components - Nuclear fuel element cladding - Control rod mechanisms **Heat Treatment Industry** - Basket and fixture assemblies - Retorts and muffles - Radiation tubes - Thermocouple protection tubes **Other Applications** - Food processing equipment - Pharmaceutical production machinery - Electronic components - Marine engineering components --- **International Standards** | Standard Type | Standard Number | Specification | |---------------|-----------------|---------------| | **UNS** | **N06600** | Unified Numbering System | | **ASTM** | B166 | Nickel-Chromium-Iron Alloy Rod, Bar, and Wire | | **ASTM** | B167 | Nickel-Chromium-Iron Alloy Seamless Pipe and Tube | | **ASTM** | B168 | Nickel-Chromium-Iron Alloy Plate, Sheet, and Strip | | **ASME** | SB166 | Boiler and Pressure Vessel Code | | **AMS** | 5540 | Aerospace Material Specification | | **DIN** | 2.4816 | German Standard | | **EN** | NiCr15Fe | European Standard | --- **Corrosion Resistance** **General Corrosion** - Excellent resistance to fresh and sea water - Good performance in neutral and alkaline salts - Resistant to most organic compounds **Specific Environments** - **Oxidizing Conditions**: Excellent due to chromium content - **Reducing Conditions**: Good resistance from nickel content - **Chloride Solutions**: Highly resistant to stress corrosion cracking - **Acids**: Good resistance to nitric and phosphoric acids **High Temperature Behavior** - **Oxidation Resistance**: Excellent up to 2000°F (1093°C) - **Carburization Resistance**: Good performance in carburizing atmospheres - **Chlorination Resistance**: Moderate resistance to dry chlorine gas --- **Fabrication & Processing** **Welding** - **Methods**: GTAW, GMAW, SMAW - **Filler Metals**: Inconel 62, 82, 182 - **Preheating**: Not required - **Post-Weld Heat Treatment**: Generally not necessary **Machining** - **Tools**: Use positive rake angles and sharp tools - **Speeds**: Moderate speeds with heavy feeds - **Coolants**: Recommended for optimum results - **Work Hardening**: Considerable, requires attention **Heat Treatment** - **Annealing**: 1800–1950°F (982–1066°C) followed by rapid cooling - **Stress Relieving**: 1100–1400°F (593–760°C) for 1–2 hours --- **Quality Assurance & Testing** **Standard Testing** - Chemical analysis verification - Tensile testing at room temperature - Hardness testing - Flattening and flaring tests (for tubing) **Non-Destructive Testing** - Liquid penetrant examination - Ultrasonic testing - Eddy current testing - Hydrostatic testing **Certification** - Mill Test Certificates per EN 10204 3.1 - Chemical analysis certificates - Mechanical test reports - NDE reports as specified --- **Available Product Forms** - Rod and Bar - Wire and Strip - Plate and Sheet - Pipe and Tube - Forgings and Fittings - Fasteners --- **Conclusion** Inconel 600 (UNS N06600) is a versatile nickel-chromium-iron alloy that offers an excellent combination of high-temperature strength, outstanding corrosion resistance, and good fabrication characteristics. Its ability to perform reliably in both corrosive and high-temperature environments makes it suitable for a wide range of applications across aerospace, chemical processing, nuclear, and heat treatment industries. With comprehensive international standardization and proven performance in demanding conditions, Inconel 600 continues to be a preferred material for critical engineering applications worldwide.

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 1715 gallon liquid totes Special package is available on request.