Ni35Cr20 yog ib qho hlau nickel-chromium alloy (NiCr alloy) uas muaj cov yam ntxwv zoo xws li High resistivity, zoo oxidation tsis kam, zoo heev daim ntawv ruaj khov, zoo ductility thiab zoo heev weldability. Nws yog tsim rau siv ntawm qhov kub txog li 1100 ° C.
Cov ntawv thov ib txwm muaj rau OhmAlloy104A yog siv rau hauv cov cua sov cia hmo ntuj, cov cua sov convection, cov rheostats hnyav thiab cov cua sov kiv cua. Thiab kuj siv rau cov xov hlau thiab cov cua sov hlua hauv cov khoom defrosting thiab de-icing, cov pam hluav taws xob thiab cov ntaub qhwv, lub rooj zaum hauv tsheb, cov cua sov hauv qab thiab cov cua sov hauv pem teb, cov resistors.
Cov khoom sib xyaw ib txwm muaj%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Lwm yam |
| Qhov siab tshaj plaws | |||||||||
| 0.08 | 0.02 | 0.015 | 1.00 | 1.0~3.0 | 18.0~21.0 | 34.0~37.0 | - | Bal. | - |
Cov khoom siv kho tshuab ib txwm muaj (1.0 hli)
| Lub zog tawm los | Lub zog tensile | Kev ntev |
| Mpa | Mpa | % |
| 340 | 675 | 35 |
Cov khoom siv lub cev ib txwm muaj
| Qhov Ceev (g/cm3) | 7.9 |
| Kev tiv taus hluav taws xob ntawm 20ºC (Ωmm2 / m) | 1.04 |
| Cov coefficient ntawm kev coj ua ntawm 20ºC (WmK) | 13 |
| Coefficient ntawm thermal expansion | |
| Kub | Cov Coefficient ntawm Thermal Expansion x10-6 / ºC |
| 20 ºC - 1000ºC | 19 |
| Lub peev xwm cua sov tshwj xeeb | |
| Kub | 20ºC |
| J/gK | 0.50 |
| Qhov kub yaj (ºC) | 1390 xyoo |
| Qhov kub ua haujlwm tas mus li hauv huab cua (ºC) | 1100 |
| Cov khoom sib nqus | tsis yog hlau nplaum |
Cov Yam Kub thiab Txias ntawm Cov Hluav Taws Xob Resistivity
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
| 1 | 1.029 | 1.061 | 1.09 | 1.115 | 1.139 | 1.157 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
| 1.173 | 1.188 | 1.208 | 1.219 | 1.228 | - | - |
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