- Excellent oxidation resistance up to 800°C
- Good thermal stability under continuous heating
- Solid-solution strengthened nickel alloy structure
- Good mechanical strength at medium high temperatures
- Excellent weldability and machinability
- Stable performance in cyclic heating environments
- Ideal heat resistant nickel alloy round bar
GH3030 / UNS N06003 / 2.4869 High Temperature Alloy Round Bar
GH3030, also known as UNS N06003 / 2.4869 nickel-based alloy, is a solid-solution strengthened high temperature alloy round bar with excellent oxidation resistance and good thermal stability.
It is widely used in applications requiring moderate high-temperature strength and outstanding oxidation resistance below 800°C, making it a cost-effective heat resistant nickel alloy bar for industrial furnace and aerospace auxiliary components.
GH3030 is part of the nickel based high temperature alloy family, similar to Inconel-type materials but optimized for oxidation resistance and stable long-term performance.
Key Features of GH3030 Alloy Round Bar
- Excellent oxidation resistance up to 800°C
- Good thermal stability under continuous heating
- Solid-solution strengthened nickel alloy structure
- Good mechanical strength at medium high temperatures
- Excellent weldability and machinability
- Stable performance in cyclic heating environments
- Ideal heat resistant nickel alloy round bar
Chemical Composition (UNS N06003 / GH3030 / 2.4869)
- Nickel (Ni): ≥ 75.0%
- Chromium (Cr): 19.0 – 22.0%
- Iron (Fe): ≤ 5.0%
- Carbon (C): ≤ 0.12%
- Manganese (Mn): ≤ 1.5%
- Silicon (Si): ≤ 1.0%
- Sulfur (S): ≤ 0.015%
This composition ensures excellent oxidation resistant nickel alloy bar performance.
Mechanical Properties (Typical)
- Tensile Strength: 550 – 750 MPa
- Yield Strength: ≥ 200 MPa
- Elongation: ≥ 30%
- Excellent thermal fatigue resistance
- Stable mechanical properties under heat
Product Specifications
We supply premium GH3030 round bar stock for industrial and aerospace applications:
- Diameter: 5mm – 300mm (custom sizes available)
- Length: 1000mm / 3000mm / 6000mm / custom cut
- Surface Finish: Black, Peeled, Turned, Polished
- Standards: GB/T 15062, UNS N06003, EN 2.4869
- Condition: Hot rolled / Solution treated
Applications of GH3030 Round Bar
GH3030 nickel alloy bar is widely used in medium-high temperature environments:
- Industrial furnace components
- Combustion chambers and burner parts
- Aerospace auxiliary engine components
- Heat treatment equipment
- Petrochemical heating systems
- Gas turbine auxiliary parts
- High-temperature structural components
- Chemical processing equipment
It is a reliable high temperature nickel alloy round bar for industrial furnace applications.
Advantages of GH3030 Alloy
Compared with standard stainless steels, GH3030 offers:
- Superior oxidation resistance at high temperatures
- Stable performance under long-term thermal exposure
- Good weldability and fabrication performance
- Cost-effective nickel alloy solution
- Reliable operation in furnace and heating systems
- Extended service life in thermal environments
It is widely used as a heat resistant nickel alloy bar supplier solution for industrial applications.
FAQ – GH3030 / UNS N06003 / 2.4869 Round Bar
1. What is GH3030 alloy?
GH3030 (UNS N06003 / 2.4869) is a nickel-chromium high temperature alloy designed for oxidation resistance and stable performance at medium-high temperatures.
2. What is GH3030 used for?
It is mainly used in furnace components, combustion chambers, heat treatment equipment, and aerospace auxiliary parts.
3. Is GH3030 a superalloy?
GH3030 is a solid-solution strengthened nickel-based high temperature alloy, but not a precipitation hardening superalloy like Inconel 718.
4. What temperature can GH3030 withstand?
GH3030 performs well in environments up to approximately 800°C with excellent oxidation resistance.
5. Is GH3030 corrosion resistant?
Yes, it has good oxidation resistance, but it is mainly designed for high-temperature oxidation rather than aggressive chloride corrosion environments.
6. Can GH3030 be welded?
Yes, GH3030 has excellent weldability and is widely used in fabricated high-temperature components.
7. What sizes are available?
We supply GH3030 round bar in diameters from 5mm to 300mm with custom cutting and machining options.
Hengyi Metal offers high-quality nickel alloy products with competitive pricing and fast delivery
Contact us now for a quotation
Email: sales@hengyimetal.com
WhatsApp: +86 19521258704
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Hastelloy C276
Incoloy 825
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