Pt3Rh — Properties & Data | MatWorld

Pt3Rh

metal

· JVASP-39463· Pt3Rh

Pt3Rh is a platinum-rhodium intermetallic compound combining two precious metals known for exceptional corrosion resistance and thermal stability. This material is employed in high-temperature catalytic applications, laboratory glassware support systems, and specialized thermocouple components where chemical inertness and resistance to oxidation are critical. Engineers select Pt3Rh when extreme durability in corrosive or high-temperature environments justifies the material cost, particularly in applications where contamination must be minimized or where thermal cycling reliability is non-negotiable.

catalytic converterslaboratory crucibles and furnace componentshigh-temperature thermocoupleschemical processing vesselsaerospace engine ignitersprecision electrical contacts

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.6743	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000570	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000568	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	6.430	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	6.410	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.01510	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.00501	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

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.

Pt3Rh

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control