1.ChemicaCcompositio
Materia | Compositio chemica (%) | ||||
Ni | Cr | Si | Mn | Al | |
KP (Chromelum) | 90 | 10 | |||
KN (Alumel) | 95 | 1-2 | 0.5-1.5 | 1-1.5 |
2.Proprietates physicaeet proprietates mechanicae
Materia | Densitas (g/cm²)3) | Punctum liquefactionis (℃) | Robur Tensilis (Mpa) | Resistivitas voluminis (μΩ.cm) | Elongationis celeritas (%) |
KP (Chromelum) | 8.5 | 1427 | >490 | 70.6 (20℃) | >10 |
KN (Alumel) | 8.6 | 1399 | >390 | 29.4 (20℃) | >15 |
3.Ambitus valorum EMF ad diversas temperaturas
Materia | Valor EMF contra Pt(μV) | |||||
100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | |
KP (Chromelum) | 2816~2896 | 5938~6018 | 9298~9378 | 12729~12821 | 16156~16266 | 19532~19676 |
KN (Alumel) | 1218~1262 | 2140~2180 | 2849~2893 | 3600~3644 | 4403~4463 | 5271~5331 |
Valor EMF contra Pt(μV) | ||||
700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ |
22845~22999 | 26064~26246 | 29223~29411 | 32313~32525 | 35336~35548 |
6167~6247 | 7080~7160 | 7959~8059 | 8807~8907 | 9617~9737 |
Typus K (Chromelum contra Aluminium)In atmosphaeris oxidantibus, inertibus vel siccis reducentibus adhibetur. Expositio ad vacuum ad breves tempora limitata. Ab atmosphaeris sulphureis et leviter oxidantibus protegenda est. Fidele et accuratum ad altas temperaturas.
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