GH230 Seamless Steel Pipe UNS N06230 Industrial High-temperature Pipe
GH230 seamless pipe is a nickel-based high-temperature alloy tube designed for long-term service under extreme heat, stress, and corrosive environments. Manufactured through advanced hot working and seamless forming processes, GH230 pipes deliver excellent high-temperature strength, oxidation resistance, and structural stability, making them a reliable solution for aerospace, energy, and industrial furnace applications.
Key Material Advantages
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Outstanding High-Temperature Strength
GH230 maintains high mechanical strength and creep resistance at elevated temperatures, ensuring dimensional stability during long-term operation.
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Excellent Oxidation & Corrosion Resistance
The alloy exhibits strong resistance to oxidation and hot corrosion in high-temperature atmospheres, significantly extending service life in harsh environments.
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Superior Creep & Fatigue Performance
Designed for sustained thermal loads, GH230 seamless pipes perform reliably under cyclic stress and prolonged high-temperature exposure.
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Uniform Microstructure & Clean Inner Surface
Seamless manufacturing ensures consistent wall thickness, smooth internal surfaces, and reduced stress concentration, critical for high-reliability systems.
Typical Applications
GH230 seamless pipes are widely used in:
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Aerospace engines (hot-end components, structural tubing)
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Industrial furnaces (radiant tubes, heat-resistant pipelines)
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Energy & power generation (high-temperature gas pipelines)
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Petrochemical equipment exposed to thermal cycling
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High-temperature structural systems requiring long-term stability
| GH230 (Haynes 230 / UNS N06230) Chemical Composition |
| Element |
C |
Cr |
Ni |
W |
Mo |
Co |
Fe |
Mn |
Si |
P |
S |
| Content (%) |
≤0.10 |
20.0–24.0 |
Bal. |
13.0–15.0 |
1.5–2.5 |
≤5.0 |
≤3.0 |
≤0.50 |
≤0.50 |
≤0.020 |
≤0.015 |
