Cr5Si3

Name: Cr5Si3
Brand: MatWorld

metal

· Cr5Si3

Cr₅Si₃ is an intermetallic compound combining chromium and silicon, belonging to the family of refractory transition metal silicides. This material is primarily of research and developmental interest for high-temperature structural applications, valued for its potential combination of metallic bonding characteristics with ceramic-like hardness and oxidation resistance at elevated temperatures.

high-temperature structural componentsaerospace engine materialsrefractory coatingswear-resistant applicationsmaterials research and developmentextreme environment engineering

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)2 entries	32,452.4	ksi	DFT
↳	32,452.4	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.06794	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)	0.2522	-	DFT · PBE
Shear Modulus(G)2 entries	19,267	ksi	DFT
↳	19,267	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.

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2177	lb/in³	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Energy Above Hull(ΔEhull)	0.04330	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)2 entries	-0.2203	eV/atom	DFT · OptB88vdW
↳	-0.3482	eV/atom	Measured

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

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

Export Control

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.

Cr5Si3 — Properties & Data | MatWorld

Cr5Si3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control