Cr4S3N2

metal

· JVASP-109808· Cr4S3N2

Cr₄S₃N₂ is a chromium-based nitride-sulfide compound belonging to the family of transition metal ceramics and hard coatings. This material combines chromium's oxidation resistance with the hardness contributions of nitrogen and sulfur, making it a candidate for protective coating and wear-resistant applications. While primarily a research and developmental material rather than a widely established commercial product, compounds in this family are investigated for extreme-environment protection where both hardness and chemical stability are critical.

Hard protective coatingsWear-resistant surfacesHigh-temperature oxidation barriersCutting tool coatingsAdvanced ceramics research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.784	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	3.924	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2267	eV/atom	—
Formation Energy(ΔHf)	-0.4990	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.

Cr4S3N2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control