GH4037 superalloy is an important superalloy material, with excellent high-temperature performance and corrosion resistance, and is widely used in aerospace, petrochemical, power generation and other fields. The alloy has a special chemical composition and a unique heat treatment process that makes it excellent under extreme conditions. This article will introduce the material, chemical composition, hardness, density, heat treatment, mechanical properties, mechanical properties, application fields and welding process of GH4037 superalloy in detail.
1. Material and chemical composition.
GH4037 superalloy is mainly composed of nickel (Ni), chromium (Cr), molybdenum (Mo), cobalt (CO) and other elements. The specific values of its chemical composition are as follows:
Nickel (Ni): Approx. 55%.
Chromium (CR): about 22%.
Molybdenum (Mo): about 9%.
Cobalt (CO): about 9%.
Aluminum (AL): about 3%.
Niobium (NB): about 3%.
2. Hardness and density.
GH4037 superalloy has a hardness of about 240-300HB (Barcol hardness) and a density of about 819g cm, with high strength and hardness.
3. Heat treatment.
GH4037 superalloy needs to undergo solution treatment and aging treatment after processing and forming. The solution treatment temperature is usually 1100-1150, and the aging treatment temperature is 800-850. After heat treatment, good tensile strength and heat resistance can be obtained.
4. Mechanical properties and mechanical properties.
GH4037 superalloy has excellent mechanical and mechanical properties, with tensile strength up to 1100-1300MPa, yield strength up to 750-900MPa, and elongation of 18-25%. In the high temperature environment, it can still maintain good strength and plasticity.
Fifth, the field of application.
GH4037 superalloy is widely used in aero engines, gas turbines, spacecraft parts, petrochemical equipment, nuclear reactor structural materials and other fields. Due to its excellent high-temperature performance and corrosion resistance, it can work stably in harsh environments and is widely favored.
6. Welding process.
The welding process of GH4037 superalloy includes argon arc welding, electron beam welding, plasma welding, etc., among which argon arc welding is the most commonly used welding method. During the welding process, it is necessary to pay attention to the preheating temperature, welding parameters and subsequent heat treatment to ensure the quality and performance of the welded joint.
Summary: GH4037 superalloy is an important material with excellent high-temperature performance and corrosion resistance, and has a wide range of application prospects. With the rapid development of aerospace, petrochemical and other industries, GH4037 superalloy will be more widely used to provide reliable material support for high-temperature environments in various fields.
Form: plates, rods, tubes, steel strips, wires, forgings, forging pipes, forging plates, forging rods, round bars, plates, thin plates, seamless pipes, welded pipes, round bars, wires, steel plates, round rounds, strips
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