Ni80Cr20 bụ nickel-chromium alloy (NiCr alloy) mara elu resistivity, ezigbo oxidation resistance na ezigbo ụdị kwụsie ike. Ọ dị mma maka ojiji na okpomọkụ ruo 1200C, ma jide ndụ ọrụ dị elu ma e jiri ya tụnyere ígwè chromium alumium alloys.
Ngwa a na-ahụkarị maka Ni80Cr20 bụ ọkụ eletrikihe kpo okus na ngwa ụlọ, ụlọ ọrụ ọkụ na resistors (wirewound resistors, metal film resistors), flat iron, ironing igwe, mmiri heaters, plastic ịkpụzi anwụ, soldering ígwè, metal sheathed tubular ọcha na katrij ọcha.
Njirimara akụrụngwa nke Nichrome 80 waya
Okpomọkụ ọrụ na-aga n'ihu nke ukwuu: | 1200ºC |
Resistivity 20ºC: | 1.09 ohm mm2/m |
Njupụta: | 8.4 g/cm3 |
Nrụpụta okpomọkụ: | 60.3 KJ/m·h·ºC |
Ọnụọgụ nke Mgbasa ọkụ ọkụ: | 18 α×10-6/ºC |
Ebe mgbaze: | 1400ºC |
Mgbatị: | Nkeji 20% |
Ọdịdị Micrographic: | Austenite |
Akụrụngwa magnetik: | na-abụghị magnetik |
Ihe Ndị Na-akpata Okpomọkụ nke Nguzogide Eletriki
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.026 | 1.018 |
700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
1.01 | 1.008 | 1.01 | 1.014 | 1.021 | 1.025 | - |
Ụdị nke ọkọnọ
Aha Alloys | Ụdị | Akụkụ | ||
Ni80Cr20W | Waya | D=0.03mm~8mm | ||
Ni80Cr20R | Ribọn | W=0.4~40 | T = 0.03 ~ 2.9mm | |
Ni80Cr20S | Mwepu | W=8 ~ 250mm | T = 0.1 ~ 3.0 | |
Ni80Cr20F | Foil | W=6 ~ 120mm | T = 0.003 ~ 0.1 | |
Ni80Cr20B | Ogwe | Dia=8 ~ 100mm | L=50~1000 |