Zr — Properties & Data | MatWorld

Zr

metal

· Zr

Zirconium is a refractory transition metal valued for its exceptional corrosion resistance, particularly in aqueous and high-temperature environments, combined with low neutron absorption. It is widely used in nuclear reactor fuel cladding, chemical processing equipment, and aerospace components where resistance to aggressive media and thermal stability are critical requirements. Engineers select zirconium over alternatives like stainless steel when extreme corrosion resistance, minimal nuclear interaction, or operation at elevated temperatures is essential, though its higher cost and processing complexity limit use to specialized applications.

nuclear reactor fuel claddingchemical process equipmentaerospace engine componentshigh-temperature heat exchangersmarine desalination systemsmedical implants and prosthetics

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	91.40	GPa	DFT · OptB88vdW
↳	94.13	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.2810	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3500	-	DFT · OptB88vdW
↳	0.3388	-	DFT · PBE
Shear Modulus(G)2 entries	33.54	GPa	DFT · OptB88vdW
↳	34.00	GPa	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)	6.568	kg/m³	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)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00175	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00168	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-24.50	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-24.07	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)	0.03519	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.

Zr

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