HK30 Powder (Stellite 31) Description
HK30 Powder (Stellite 31) is a powder form of HK30 alloy. HK30 is a cobalt superalloy with high strength, corrosion resistance, and high-temperature thermal stability. HK30 is commonly employed in parts where components undergo high temperatures and harsh environmental conditions, such as gas turbine engines, aerospace components, and industrial gas turbines.
HK30 powder enables intricate components to be fabricated with tailored material properties. HK30 powder has frequent use in advanced manufacturing techniques such as additive manufacturing (for example, selective laser melting or powder metallurgy) to produce parts with intricate geometries and superior mechanical properties.
HK30 Powder (Stellite 31) Specifications
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Grade
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HK30 (Stellite 31)
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Composition
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Co, Cr, Ni, W
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Particle Size
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15-53 μm, or customized
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Flowability (s/50g)
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15.6
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Apparent Density (g/cm3)
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4.42
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Tap Density (g/cm3)
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5.32
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Chemical Composition, %
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Co
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Cr
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Ni
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W
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C
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S
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N
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O
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Bal.
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25.0-27.0
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10.0-11.0
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7.0-8.0
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0.45-0.55
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-
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-
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<0.04
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HK30 Powder (Stellite 31) Applications
- Gas Turbine Engines: To produce parts for gas turbine engines, turbine blades, combustion chambers, and exhaust systems.
- Aerospace Components: To produce aerospace components such as aircraft engine components, structural components, and heat exchangers.
- Industrial Gas Turbines: To produce industrial gas turbine components, including turbine blades, nozzles, and combustion liners.
- Chemical Equipment Processing: HK30 powder is used to produce chemical processing equipment such as reactors, vessels, and valves.
- Power Generation: HK30 powder is utilized in power generation components, including steam turbines, boiler systems, and heat exchangers.
HK30 Powder (Stellite 31) Packaging
Our HK30 Powder (Stellite 31) is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
HK30 Powder (Stellite 31) FAQs
Q1: How is HK30 Powder manufactured?
Using Inert Gas Atomization, the final product has a spherical morphology, with excellent flow and high packing density.
Q2: What is the machinability of HK30 Powder?
HK30 Powder is an HRSA powder with a 6% machinability and a 43 HRC hardness that is based on cobalt.
Q3: Why is Stellite 31 a high tensile alloy?
Stellite 31 achieves high tensile strength through its cobalt-chromium matrix reinforced with tungsten carbides, maintaining strength up to 1000°C.
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