What is cementite in material science?

iron carbide
anhydrite cement
filler used in dentistry
heat-resistant alloy of iron and nickel
Cementite (or iron carbide) is a compound of iron and carbon, more precisely an intermediate transition metal carbide with the formula Fe3C. By weight, it is 6.67% carbon and 93.3% iron. It has an orthorhombic crystal structure.
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iron carbide
anhydrite cement
filler used in dentistry
heat-resistant alloy of iron and nickel
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flagAustralia
50%
30%
20%
0%
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flagGreece
44%
0%
27%
27%
18
flagGermany
42%
14%
14%
28%
21
flagPoland
31%
16%
18%
32%
1003
flagPakistan
21%
26%
15%
36%
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flagNigeria
20%
25%
17%
37%
35
flagthe United States
18%
10%
32%
38%
65
flagIndia
14%
33%
27%
23%
145
flagthe United Kingdom
14%
40%
14%
31%
35