Inconel 600 (UNS N06600) Seamless Pipes & Tubes
Alloy 600 (Inconel 600, UNS N06600) is a nickel-chromium alloy with good oxidation resistance at high temperatures and resistance to chloride-ion stress corrosion cracking. It is widely used in the nuclear industry, chemical processing, and for components that must resist caustic environments.
Size Range
1/4" NPS to 10" NPS (6.35mm to 273.1mm OD)
Wall Thickness
SCH 5S to SCH 80S
Standards
4 specs
Chemical Composition (% by weight)
| Ni | Cr | Fe | C | Mn | Si | Cu | S |
|---|---|---|---|---|---|---|---|
| 72.0 min | 14.0-17.0 | 6.0-10.0 | 0.15 max | 1.00 max | 0.50 max | 0.50 max | 0.015 max |
Mechanical Properties (Minimum at Room Temperature)
| Tensile Strength | Yield Strength | Elongation | Hardness |
|---|---|---|---|
| 550 MPa min | 240 MPa min | 30% min | 90 HRB max |
Physical Properties - Alloy 600
| Density | Melting Range | Thermal Conductivity | Electrical Resistivity | Specific Heat | Coeff. of Thermal Expansion |
|---|---|---|---|---|---|
| 8.47 g/cm3 | 1354-1413 C | 14.8 W/m-K | 1030 nOhm-m | 444 J/kg-K | 13.3 um/m-C |
Corrosion Resistance - Alloy 600
| Property | Value |
|---|---|
| Pitting Resistance (PREN) | N/A (Ni alloy) |
| Max Service Temp (Oxidizing) | 1175 C |
| Intergranular Corrosion | Good when solution annealed |
| Stress Corrosion Cracking | Excellent resistance in caustic |
| General Corrosion Rate | Excellent in alkaline environments |
| Seawater Resistance | Good |
Equivalent International Grades
| ASTM | Trade | DIN |
|---|---|---|
| N06600 | Inconel 600 | 2.4816 |
Alloy 600 vs Comparable Grades
| Grade | UNS | Tensile | Yield | PREN | Max Temp |
|---|---|---|---|---|---|
| Alloy 601Nickel Alloy | N06601 | 550 MPa min | 205 MPa min | N/A (Ni alloy) | 1250 C |
| Alloy 625Nickel-Chromium-Molybdenum Alloy | N06625 | 827 MPa min | 414 MPa min | >50 (exceptional) | 980 C |
| Alloy 800Nickel-Iron-Chromium Alloy | N08800 | 520 MPa min | 205 MPa min | N/A | 815 C |
Applicable Standards
Applications
Key Advantages of Alloy 600
Alloy 600 Applications by Region
Middle East (UAE, Saudi Arabia, Qatar, Oman, Kuwait)
Used in petrochemical high-temperature applications and caustic handling systems in UAE, Saudi Arabia, and Qatar.
Europe (Germany, UK, Norway, Netherlands, Italy)
Standard in nuclear industry, chemical processing, and aerospace in France, UK, and Germany.
United States
Widely used in nuclear power, chemical processing, and aerospace applications.
Frequently Asked Questions about Alloy 600 Seamless Pipes
Quick Specifications
1/4" NPS to 10" NPS (6.35mm to 273.1mm OD)
SCH 5S to SCH 80S
Industries Served
Related Grades
Related Content
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