ScBIr3

ceramic

· ScBIr3

ScBIr3 is an intermetallic ceramic compound combining scandium, boron, and iridium, belonging to the class of refractory intermetallics. This material is primarily of research and development interest rather than established commercial production, with potential applications in extreme-temperature structural applications where conventional ceramics or superalloys reach their performance limits. The combination of a light refractory element (scandium/boron) with a dense, high-melting-point transition metal (iridium) suggests engineering interest in high-stiffness, high-density systems for aerospace or chemical processing environments.

aerospace propulsion componentshigh-temperature structural applicationsrefractory liningsmaterials researchextreme-environment compositesadvanced ceramics development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	34,590.1	ksi	—
↳	34,891.7	ksi	—
Poisson's Ratio(ν)	0.2900	-	—
Shear Modulus(G)2 entries	17,449.7	ksi	—
↳	17,697.5	ksi	—

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)	0.5305	lb/in³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	13.58	µV/K	—

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	—
Formation Energy(ΔHf)	-0.6510	eV/atom	—

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

Regulatory Screening

Environmental

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.

ScBIr3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental