MnAlCo2 — Properties & Data | MatWorld

MnAlCo2

metal

· MnAlCo2

MnAlCo2 is a ternary intermetallic compound combining manganese, aluminum, and cobalt, belonging to the class of transition-metal aluminides. This material is primarily of research and development interest rather than widespread industrial use, with potential applications in high-temperature structural applications, magnetic materials, or wear-resistant coatings where the combination of aluminum's lightweight character and cobalt's hardness offers theoretical advantages. Engineers would consider this alloy in specialized contexts where conventional binary alloys fall short—such as aerospace components, magnetic devices, or high-wear environments—though availability, processing routes, and cost-benefit versus established alternatives require careful evaluation on a project-specific basis.

research and development materialshigh-temperature structural applicationsmagnetic alloy systemswear and corrosion resistance coatingsintermetallic compound engineeringspecialty aerospace components

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)3 entries	27,816.6	ksi	DFT
↳	28,002.4	ksi	DFT · OptB88vdW
↳	27,816.6	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	1.072	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)	0.2703	-	DFT · PBE
Shear Modulus(G)3 entries	15,087.8	ksi	DFT
↳	5,705.8	ksi	DFT · OptB88vdW
↳	15,087.8	ksi	DFT · PBE

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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Property	Value	Unit	Conditions	Source
Density(ρ)	0.2598	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	4.049	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00128	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000977	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-49.89	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-43.96	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3371	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

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RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

MnAlCo2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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