GH3039 Thin Wall Thickness Tube
Dimensions (Example): 8 mm × 0.5 mm × 1210 mm (Outer Diameter × Wall Thickness × Length)
Material Standard: GB (Chinese National Standard)
Surface: Smooth and flawless, suitable for high-precision applications
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
GH3039 Thin Wall Thickness Tube description

GNEE GH3039 Thin Wall Thickness Tube
GH3039 thin-walled tubes are high-temperature nickel-based alloys suitable for harsh applications. The superior properties of GH3039 alloy, combined with its thin-wall design, enable it to withstand high-temperature, corrosive, and high-stress environments, making it particularly suitable for industries such as aerospace and petrochemicals.
Specification Of GH3039 Thin Wall Thickness Tube
| Category | Details | |||
|---|---|---|---|---|
| Introduction | GH3039 is a single-phase austenitic solution-strengthened alloy. It exhibits moderate thermal strength and good thermal fatigue performance below 800°C, with excellent oxidation resistance up to 1000°C. The alloy maintains structural stability during long-term use and offers good cold formability and welding performance. It is suitable for aero-engine combustion chambers and afterburner components for long-term service below 860°C. Available in plates, bars, wires, tubes, and forgings. | |||
| Chemical Composition (%) | Element | Min | Max | |
| Nickel (Ni) | Balance | Balance | ||
| Chromium (Cr) | 19.00 | 22.00 | ||
| Iron (Fe) | 1.80 | 3.00 | ||
| Molybdenum (Mo) | 0.90 | 2.30 | ||
| Carbon (C) | - | 0.08 | ||
| Niobium (Nb) | 0.90 | 1.30 | ||
| Aluminum (Al) | 0.35 | 0.75 | ||
| Manganese (Mn) | - | 0.40 | ||
| Sulfur (S) | - | 0.012 | ||
| Silicon (Si) | - | 0.80 | ||
| Titanium (Ti) | 0.35 | 0.75 | ||
| Phosphorus (P) | - | 0.020 | ||
| Boron (B) | - | 0.010 | ||
| Physical Properties | Density: 8.3 g/cm³ | |||
| Melting Point: 1390–1425°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. |
GH3039 Thin Wall Thickness Tube Specification
Chemical composition of GH3039 alloy tubing (%)
| Element | Minimum (%) | Maximum (%) |
|---|---|---|
| C | 0.08 | |
| Cr | 19 | 22 |
| Ni | 35 | 40 |
| Ti | 0.35 | |
| Fe | – | 3 |
| Co | 0.5 | |
| Mn | 0.8 | 1 |
| Si | 0.8 | |
| Mo | 2.3 | |
| Cu | – | 0.5 |
| W | – | 0.2 |
| P | – | 0.03 |
| S | – | 0.02 |
| Al | 0.75 | |
| Nb | 1.3 | |
| V | 0.9 | |
| B | – | 0.005 |
| Zr | 0.06 | |
| N | – | |
| O | – | |
| Ce | – |
Physical properties of GH3039 tubing
| Alloy | Density (g/cm³) | Melting Range (°C) |
|---|---|---|
| GH3039 | 8.3 | 1374–1420 |
Mechanical properties of GH3039 tubing
| Property | Value |
|---|---|
| Tensile Strength | 945 MPa |
| Yield Strength (0.2% Offset) | 685 MPa |
| Elongation | 40% |
Features Of GH3039 Thin Wall Thickness Tube

1. Excellent Ultra-High Temperature Performance: GH3039 thin-walled tubes exhibit excellent resistance to thermal fatigue and oxidation below 1000℃, maintaining long-term stability. Their moderate thermal strength allows them to maintain structural integrity under sustained strain below 800℃.
2. Moderate Alloy Corrosion Resistance: GH3039 thin-walled tubes are renowned for their resistance to various oxidizing media, chlorides, and sulfides. They maintain surface integrity even under extremely high surface temperatures and pressures.
3. Surface Finish and Precision: Technological advancements have resulted in higher surface and length precision for GH3039 thin-walled tubes. The inner and outer surfaces are smoother, avoiding defects caused by decorative welding in traditional processes.
Applications Of GH3039 Thin Wall Thickness Tube
Typical Applications
The combination of high-performance GH3039 alloy and a thin-walled design makes these tubes ideal for a variety of critical applications:
Aerospace: High-temperature aircraft systems, exhaust systems, and components with extremely high strength and weight requirements.
Petrochemicals: Heat exchangers and other equipment used in corrosive, high-temperature environments.
Nuclear Industry: Steam generator tubes and components requiring corrosion resistance in high-temperature, high-pressure systems.
Instrumentation: Precision components requiring stable performance under extreme conditions, such as mineral-insulated thermocouples.
Specialty Equipment: Fasteners, springs, and hydraulic systems operating under high stress.
GH3039 Thin Wall Thickness Tube Surface Treatments
Gnee Steel provides four surface treatments for GH3039 Thin Wall Thickness Tube: pickling, mirror polishing, polishing, and sandblasting.
GH3039 Thin Wall Thickness Tube production process
Gnee Steel provides the following heat treatments for GH3039 Thin Wall Thickness Tube: annealing, solution + aging. In addition, Gnee Steel also provides hot working and cold working, which are hot rolling and cold drawing.
GH3039 Thin Wall Thickness Tube 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.
FAQ
Q: Why are your GH3044 seamless steel pipes so cost-effective?
A: We eliminate intermediate links in the end-to-end production process, sourcing raw materials directly from the source.
Q: What is the minimum order quantity for GH3044 seamless steel pipes?
A: It depends on the quantity of GH3044 seamless steel pipes; there is usually no minimum order quantity limit.
Q: What is the packaging method for GH3044 seamless steel pipes?
A: Usually, we use cartons or plywood boxes for packaging, with internal protective materials to ensure the safety of the GH3044 seamless steel pipes.
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