Cr2SiN

metal
· Cr2SiN

Cr₂SiN is a ternary ceramic nitride compound combining chromium, silicon, and nitrogen, belonging to the family of transition metal silicides and nitrides. It is primarily investigated as a hard coating material and wear-resistant phase in composite systems, valued for its potential to combine the hardness of nitride ceramics with the thermal stability and oxidation resistance contributions of silicon-based phases. The material is particularly relevant in cutting tool coatings, thermal barrier applications, and high-temperature structural composites where conventional single-phase ceramics may suffer from brittleness or thermal shock, though industrial deployment remains limited compared to established alternatives like TiN or CrN monolayer coatings.

hard coatings for cutting toolswear-resistant surface engineeringhigh-temperature oxidation barrierscomposite reinforcement phasesresearch-phase advanced ceramicsmetal-ceramic hybrid systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
222.0
GPa—
Shear Modulus(G)
49.00
GPa—
Young's Modulus(E)
138.0
GPa—
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.