GH3039 Seamless Tubing For Engine Combustion Chamber

GH3044 is a high-temperature alloy, also known as Inconel 713C. It is a nickel-based superalloy with excellent high-temperature strength, oxidation resistance, and creep resistance. This alloy contains significant amounts of nickel, chromium, and aluminum, as well as trace amounts of other elements such as iron, cobalt, and titanium.

 

GH3044 tubing is commonly used in applications requiring high-temperature resistance, such as gas turbines, aerospace components, and industrial furnaces. These tubings can withstand temperatures up to approximately 1100℃ (2012℃F) while maintaining their mechanical properties.

 

The seamless structure of GH3044 steel pipes is crucial for turbocharged engine applications for the following reasons:

Superior Strength: Unlike welded steel pipes, seamless steel pipes have a uniform grain structure, resulting in higher overall strength and durability. Welded steel pipes have potential weak points at the weld seams.

Higher Reliability: Eliminating weld seams eliminates potential failure points under high pressure and thermal stress, thus improving the reliability of the steel pipe.

Stronger Corrosion Resistance: The absence of weld seams eliminates the risk of sensitization caused by welding, avoiding the problem of decreased material corrosion resistance.

Higher Dimensional Accuracy: Seamless steel pipes can be manufactured to more precise dimensions, which is crucial for precision equipment such as turbocharged engines.

 

 

	GH3039 is a single-phase austenitic solution-strengthened alloy. It exhibits moderate thermal strength and good thermal fatigue performance below 800℃, with excellent oxidation resistance up to 1000℃. 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℃. Available in plates, bars, wires, tubes, and forgings.
		19.00	22.00
		1.80	3.00
		0.90	2.30
		-	0.08
		0.90	1.30
		0.35	0.75
		-	0.40
		-	0.012
		-	0.80
		0.35	0.75
		-	0.020
		-	0.010
	Density: 8.3 g/cm³
	Melting Point: 1390–1425℃
	Aero-engine combustion chamber flame tubes, afterburner casings, adjustable flaps, structural components of gas turbine combustion chambers, turbo-engine combustion chamber parts, afterburner components.

 

 

Chemical composition of GH3039 alloy (%)

C	0.08
	19	22
	35	40
	0.35
	–	3
	0.5
	0.8	1
	0.8
	2.3
	–	0.5
W	–	0.2
P	–	0.03
S	–	0.02
	0.75
	1.3
V	0.9
B	–	0.005
	0.06
N	–
O	–
	–

 

Physical properties of GH3039 

GH3039	8.3	1374–1420

 

Mechanical properties of GH3039 

	945 MPa
Yield Strength (0.2% Offset)	685 MPa
	40%

 

 

1. Excellent High-Temperature Performance: GH3039 seamless tubes maintain good performance above 800℃, exhibiting moderate thermal strength and good thermal fatigue resistance. GH3039 seamless tubes demonstrate good oxidation resistance below 1000℃. GH3039 seamless tubes can maintain their structural integrity over long periods. The alloy's melting point is between 1374 and 1420℃, maintaining high strength and ductility.

2. Good Corrosion Resistance: Oxidizing atmospheres, sulfides, and chlorides have minimal impact on GH3039 alloys, giving them high corrosion resistance. Even under harsh conditions such as high temperature and high pressure, it maintains surface integrity and durability.

3. High Precision and High Surface Quality: GH3039 seamless tubes utilize traditional welding processes, resulting in a low risk of welding defects and ensuring a uniform and smooth tube surface, thereby improving overall precision and quality. Advanced rolling and hot forming technologies further guarantee these characteristics.

 

 

GH3039 seamless steel pipes are widely used in numerous industries. In the aerospace field, GH3039 seamless steel pipes are used to manufacture critical engine components, such as combustion chambers and turbine blades. In the energy sector, GH3039 seamless steel pipes are used in boiler tubes for thermal power plants and internal components for nuclear power plants. In the petrochemical industry, GH3039 seamless steel pipes are used to manufacture reactors, heating furnaces, valves, and piping. In summary, GH3039 seamless steel pipes meet the high-performance requirements of modern technology industries.

 

Gnee Steel provides four surface treatments for GH3039 seamless tubing for engine combustion chamber: pickling, mirror polishing, polishing, and sandblasting.

 

Gnee Steel provides the following heat treatments for GH3039 seamless tubing for engine combustion chamber: annealing, solution + aging. In addition, Gnee Steel also provides hot working and cold working, which are hot rolling and cold drawing.

 

In order to better ensure the safety of your goods, we will provide professional, environmentally friendly, convenient and efficient packaging services.

 

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