GH4080A Alloy Seamless Tubes For Power Plants
Corrosion Resistance: Excellent oxidation and corrosion resistance.
High Temperature Performance: This alloy is designed for operating temperatures up to 800°C (1472°F) and exhibits excellent creep resistance in the 650°C to 850°C range.
Machining Properties: Good hot and cold working properties. Equivalent Grade: Similar to Nimonic 80A alloy.
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
- Send E-mail: ss@gneesteel.com
- Tel: +8615824687445
GH4080A alloy seamless tubes for power plants description
GNEE GH4080A alloy seamless tubes for power plants
GH4080A is a nickel-chromium-cobalt alloy widely used in seamless steel pipes for power plants due to its high strength and creep resistance at high temperatures, as well as excellent corrosion resistance, oxidation resistance, and sulfidation resistance. These pipes are manufactured without weld seams, thus improving strength and reliability for high-pressure applications, and must meet specific standards, such as the ASME Boiler and Pressure Vessel Code, for safe use in the power generation sector.
Applications in Power Plants
Boiler Tubes: Used in the high-temperature sections of boilers to transport and superheat steam.
Superheater and Reheater Piping: Handles high-temperature, high-pressure steam to ensure efficient power generation.
High-Pressure Piping: Used for main steam and water supply lines that must withstand extreme pressure and temperature conditions.
Specification Of GH4080A alloy seamless tubes for power plants
| Category | Details | |||
|---|---|---|---|---|
| Introduction | GH4080A is a nickel-chromium-based superalloy that exhibits good strength at high temperatures along with excellent corrosion resistance and oxidation resistance. These advantages make 4080A widely used in high-temperature forged components in aerospace, power generation, and transportation industries. | |||
| Chemical Composition (%) | Element | Min | Max | |
| Nickel (Ni) | Balance | Balance | ||
| Chromium (Cr) | 18.00 | 21.00 | ||
| Iron (Fe) | - | - | ||
| Molybdenum (Mo) | - | - | ||
| Carbon (C) | - | 0.10 | ||
| Copper (Cu) | - | - | ||
| Aluminum (Al) | 1.00 | 1.80 | ||
| Manganese (Mn) | - | - | ||
| Sulfur (S) | - | 0.012 | ||
| Silicon (Si) | - | 1.00 | ||
| Titanium (Ti) | 0.30 | 0.70 | ||
| Phosphorus (P) | - | - | ||
| Tungsten (W) | - | - | ||
| Physical Properties | Density: 8.19 g/cm³ | |||
| Melting Point: 1320-1365°C | ||||
| Applications | Aero-engine combustion chamber flame tubes, afterburner casings, adjustable flaps, structural components of gas turbine combustion chambers, turbo-engine combustion chamber parts, afterburner components. |
GH4080A alloy seamless tubes for power plants Specification
GH4080A Chemical Composition (wt.%)
| Element | Min (%) | Max (%) |
|---|---|---|
| C | 0.04 | 0.10 |
| Si | - | 0.80 |
| Mn | - | 0.40 |
| P | - | 0.020 |
| S | - | 0.015 |
| Cr | 18.00 | 21.00 |
| Ni | Bal | Bal |
| Mo | - | - |
| V | - | - |
| Ta | - | - |
| W | - | - |
| N | - | - |
| Cu | - | 0.200 |
| Co | - | 2.00 |
| Pb | - | - |
| B | - | 0.008 |
| Nb | - | - |
| Al | 1.00 | 1.80 |
| Ti | 1.80 | 2.70 |
| Other | - | - |
GH4080A Physical Properties
| Property | Value Range | Unit |
|---|---|---|
| Tensile Strength | 115-234 | MPa |
| Yield Strength | 23 | MPa |
| Elongation | 65 | % |
| Reduction of Area (ψ) | - | % |
| Impact Energy (Akv) | - | J |
| Brinell Hardness (HBS) | 123-321 | - |
| Rockwell Hardness (HRC) | 30 | - |
| Grade | High Temperature Gh3044 |
| Standard | ASTM B704 / ASTM B704 |
| Range | 1/2″ Nominal Bore To 16″Nominal Bore |
| Length | Single Random, Double Random & Cut Length. |
| Finish | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Type | Seamless / ERW / Welded / Fabricated / EFW |
| Applications | Off-Shore Oil Drilling Companies, Power Generation, Petrochemicals, Gas Processing, Specialty Chemicals, Pharmaceuticals, Pharmaceutical Equipment, Chemical Equipment, Sea Water Equipment, Heat Exchangers, Condensers, Pulp and Paper Industry |
GH4080A alloy seamless tubes for power plants Surface Treatments
Gnee Steel provides four surface treatments for GH4080A alloy seamless tubes for power plants: pickling, mirror polishing, polishing, and sandblasting.
GH4080A alloy seamless tubes for power plants production process
Gnee Steel provides the following heat treatments for GH4080A alloy seamless tubes for power plants: annealing, solution + aging. In addition, Gnee Steel also provides hot working and cold working, which are hot rolling and cold drawing.
GH4080A alloy seamless tubes for power plants Packaging
In order to better ensure the safety of your goods, we will provide professional, environmentally friendly, convenient and efficient packaging services.
About Gnee Steel
Gnee Steel specializes in the production and sale of various nickel-based alloys, including Nickel 201, Nickel 202, Hastelloy C-276, Hastelloy C-22, Hastelloy B, Hastelloy C-4, Inconel Alloy 600, Inconel 625, Inconel 718, Inconel X-750, Incoloy Alloy 800, Incoloy 800H/HT, Incoloy 825, Monel Alloy 400, Monel K500, and high-temperature alloys. Gnee Steel's products are widely used in aerospace, chemical, electric power, automotive, and nuclear energy applications. We also offer customized alloy solutions tailored to customer needs. For alloy pricing inquiries or customized alloy solutions, please contact us for a quote at ss@gneesteel.com.
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