ASTM B163 Inconel Tube
SSM supplies ASTM B163 seamless inconel condenser and heat exchanger tubes
ASTM B163 Inconel tubes Suppliers
We provide ASTM B163 Inconel pipes for seamless condenser and heat exchanger tubes at SSM. These pipes are available in various grades such as Inconel 600 (UNS N06600), Inconel 625 (UNS N06625), Inconel 718 (UNS N07718), and others.
Inconel is a nickel-based superalloy that typically includes chromium, iron, molybdenum, and niobium. These alloys are recognized for their exceptional high-temperature oxidation resistance, corrosion resistance, and mechanical properties. Inconel alloys are well-suited for use in extreme environments, including high temperature, high pressure, and corrosive conditions.
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Specifications for ASTM B163 Inconel tubes provided by SSM are as follows:
Sizes:
– Outer diameter: 3″ (76.2mm) and below
– Minimum wall thickness: 0.148″ (3.76mm) and below
– Average wall thickness: 0.165″ (4.19mm and below)
Chemical Composition & Mechanical Properties
The typical chemical composition and mechanical properties of ASTM B163
| Property | Inconel 600 (UNS N06600) | Inconel 625 (UNS N06625) | Inconel 718 (UNS N07718) |
| Nickel (Ni) | 72.0% min | 58.0% min | 50.0 – 55.0% |
| Chromium (Cr) | 14.0 – 17.0% | 20.0 – 23.0% | 17.0 – 21.0% |
| Iron (Fe) | 6.0 – 10.0% | 5.0% max | Balance |
| Molybdenum (Mo) | – | 8.0 – 10.0% | 2.8 – 3.3% |
| Niobium + Tantalum (Nb+Ta) | – | 3.15 – 4.15% | 4.75 – 5.50% |
| Titanium (Ti) | – | 0.40% max | 0.65 – 1.15% |
| Aluminum (Al) | – | 0.40% max | 0.20 – 0.80% |
| Carbon (C) | 0.15% max | 0.10% max | 0.08% max |
| Manganese (Mn) | 1.0% max | 0.50% max | 0.35% max |
| Silicon (Si) | 0.50% max | 0.50% max | 0.35% max |
| Sulfur (S) | 0.015% max | 0.015% max | 0.015% max |
| Copper (Cu) | 0.50% max | – | 0.30% max |
| Cobalt (Co) | – | – | 1.00% max |
| Phosphorus (P) | – | 0.015% max | 0.015% max |
The mechanical properties of each grade also differ:
| Density | 8.47 g/cm³ | 8.44 g/cm³ | 8.19 g/cm³ |
| Melting Point | 1354-1413°C | 1290-1350°C | 1260-1336°C |
| Tensile Strength | 550 MPa min | 827 MPa min | 965 MPa min |
| Yield Strength | 240 MPa min | 414 MPa min | 550 MPa min |
| Elongation | 30% min | 30% min | 12% min |
What is an ASTM B163 Inconel seamless condenser and heat exchanger tube?
Condenser tube:
A condenser is a device that cools and condenses gas or steam into a liquid state. Inconel condenser tubes are typically used in high-temperature and corrosive environments. They effectively resist acids, alkalis, and other corrosive substances, extending the equipment’s service life.
Heat exchanger tube:
Heat exchanger tube: A heat exchanger is a device that transfers heat from one fluid to another to either heat or cool a fluid. Inconel heat exchanger tubes can operate stably in high temperatures, high pressure, and corrosive media due to their excellent thermal conductivity and corrosion resistance.
Advantages of Inconel seamless condenser and heat exchanger tubes
1. High-temperature performance: Inconel alloy can maintain high strength and oxidation resistance at elevated temperatures, making it suitable for use in high-temperature environments.
2. Corrosion resistance: Inconel pipes are resistant to many acids, alkalis, and other corrosive chemicals, and are suitable for use in corrosive environments such as chemical and marine applications.
3. Mechanical strength: The seamless structure provides uniform strength and higher pressure tolerance.
4. Long lifespan: Excellent corrosion resistance and high-temperature stability contribute to extending the service life of the equipment, thereby reducing maintenance and replacement frequency.
Applications of ASTM B163 Inconel Tube
- Power plants: used for steam condensers and heat exchangers.
- Chemical and petrochemical industries: equipment for handling corrosive chemicals.
- Marine engineering: equipment resistant to seawater corrosion.
- Aerospace: equipment used in high-temperature and high-pressure environments.
FAQ
When selecting the appropriate grade of Inconel Tube, it is important to consider the specific application requirements such as operating temperature, corrosiveness of the medium, pressure, and mechanical stress. Inconel 600 is suitable for general high-temperature and moderately corrosive environments, while Inconel 625 is ideal for corrosive solid environments. For high-temperature applications that require high strength and oxidation resistance, Inconel 718 is the preferred choice.
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