???? ???
???? ??? ??
???
3540°C
?? ?
5100°C
??
6.73 g/mL at 25 °C(lit.)
RTECS ??
ZH7155000
??? ??
??
??
??
Specific Gravity
6.73
???
?? ??, ??, ??? ?????. ?? ???.
????
33.472 W/(m·K)
?? ??
ACGIH: TWA 5 mg/m3; STEL 10 mg/m3
InChI
InChI=1S/C.Zr/q-1;+1
InChIKey
MHMXYYDKIQTOHA-UHFFFAOYSA-N
SMILES
[Zr+]#[C-]
EPA
Zirconium carbide (ZrC) (12070-14-3)
??
?? ? ?? ??
?? ? ???? ?? (GHS)
??? ??
F,Xn
?? ???? ??
11-20/21/22
?????
16-27-33-36/37/39
????(UN No.)
UN 3178 4.1/PG 3
WGK ??
3
TSCA
TSCA listed
?? ??
4.1
????
III
???? ???
4.1B - Flammable solid hazardous materials
Hazard Classifications
Flam. Sol. 1
???? ??
KE-35639
????(GHS):
?? ?:
Danger
??·?? ??:
??
??·?? ??
?? ??
??
?? ?
?? ??
P- ??
H228 ??? ??
??? ??
?? 1
??
P210, P240,P241, P280, P370+P378
??????:
P210 ?·???·??·????? ????? - ?? ???.
P240 ??? ????? ?? ? ??????.
P241 ?? ??? ??[???/??/??/...]?(?) ?????.
P280 ????/???/???/?????? ?????.
P370+P378 ?? ? ?? ?? ?? (Section 5. ??, ??? ????? ??? ???)?(?) ?????.
NFPA 704
???? ??? C??? ??, ??, ??
??? ??
Gray, crystalline solid. Mohs
hardness 8+. Insoluble in
water and hydrochloric acid; soluble in oxidizing
acids and attacked by oxidizers.
??
zirconium carbide (ZrC) and Titanium carbide (TiC) are extremely hard refractory metal compounds. TiC, ZrC, VC and NbC are commercially used in tool bits for cutting tools. ZrC is used extensively as coating of UO2 and ThO2 particles of nuclear fuel.
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???( 186)?? ??
Canada 1
China 147
France 1
Germany 3
India 4
Japan 2
Switzerland 1
United Kingdom 6
United States 21
Global 186
