Sn7Ir3 — Properties & Data | MatWorld

Sn7Ir3

ceramic

· Sn7Ir3

Sn7Ir3 is an intermetallic ceramic compound combining tin and iridium, representing a high-density material system that bridges metallic and ceramic properties. This is a research-phase material not yet established in mainstream industrial production; compounds in the Sn-Ir system are investigated for their potential in high-temperature applications and as functional materials where the combination of a refractory metal (iridium) with a more processable tin-based matrix offers tailored mechanical and thermal characteristics. Engineers would consider this material primarily in exploratory projects requiring materials that perform in extreme thermal or chemical environments, or in specialized applications where iridium's nobility and tin's workability provide advantages over conventional monolithic ceramics or refractory metals.

High-temperature structural applicationsRefractory intermetallics researchCatalytic or functional coatingsAdvanced aerospace components (experimental)Chemical resistance applicationsResearch and development

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	14,838.4	ksi	DFT
↳	14,838.4	ksi	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.00717	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	ksi	DFT · PBE
Poisson's Ratio(ν)	0.2547	-	DFT · PBE
Shear Modulus(G)2 entries	8,700.9	ksi	DFT
↳	8,700.9	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)	0.3884	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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00710	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2350	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

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.

Sn7Ir3

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental