Mn3AlC — Properties & Data | MatWorld

Mn3AlC

metal

· Mn3AlC

Mn3AlC is an intermetallic compound combining manganese, aluminum, and carbon, belonging to the family of ternary metal carbides and aluminides. This material is primarily of research and development interest rather than an established commercial alloy, studied for its potential in high-strength, lightweight applications where the combination of metallic bonding and carbide hardening could offer advantages. The material's notable stiffness and moderate density position it as a candidate for aerospace and automotive structural applications, though engineering adoption remains limited pending further characterization and processing development.

aerospace structures (research phase)lightweight high-modulus alloyshigh-temperature intermetallic compoundsautomotive weight reductionmaterials science researchcarbide-strengthened systems

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	31,231.6	ksi	DFT
↳	32,028.7	ksi	DFT · OptB88vdW
↳	31,231.6	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.3168	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3100	-	DFT · OptB88vdW
↳	0.2510	-	DFT · PBE
Shear Modulus(G)3 entries	18,652.4	ksi	DFT
↳	15,606.1	ksi	DFT · OptB88vdW
↳	18,652.4	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)	0.2217	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	3.961	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000412	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000386	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	4.620	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	4.470	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)	-0.1734	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

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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.

Mn3AlC

Mechanical Properties

Physical Properties

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