PrAl8Fe4

metal
· JVASP-38510· PrAl8Fe4

PrAl8Fe4 is an intermetallic compound combining praseodymium, aluminum, and iron—a rare-earth metal system belonging to the family of high-strength, lightweight intermetallics. This material is primarily of research and developmental interest rather than established production use; such Pr-Al-Fe compounds are investigated for aerospace and high-temperature structural applications where the combination of low density with ceramic-like stiffness and thermal stability offers potential advantages over conventional aluminum alloys or superalloys. The material's value lies in its potential for extreme-environment engineering where weight reduction and thermal performance are critical, though manufacturing scalability and brittleness typical of intermetallics remain engineering challenges.

aerospace structures (research)high-temperature applicationslightweight compositesrare-earth metallurgyintermetallic researchthermal barrier candidates

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
17,400.2
ksi—
Poisson's Ratio(ν)
0.2400
-—
Shear Modulus(G)
10,848.8
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.1776
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
5.490
µB—
Seebeck Coefficient(S)
-10.12
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.4070
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

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.