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Alloys nke Nickel Chrome

Nkọwa Dị Mkpirikpi:


Nkọwa Ngwaahịa

Ajụjụ Ndị A Na-ajụkarị

Akara Ngwaahịa

Nichrome, nke a makwaara dịka nickel chrome, bụ ihe a na-emepụta site na ịgwakọta nickel, chromium na, mgbe ụfọdụ, ígwè. A maara ya nke ọma maka iguzogide okpomọkụ ya, yana iguzogide ma nchara na oxidation, alloy ahụ bara ezigbo uru maka ọtụtụ ojiji. Site na mmepụta ụlọ ọrụ ruo ọrụ ntụrụndụ, nichrome dị n'ụdị waya dị na ọtụtụ ngwaahịa azụmahịa, aka na ngwaọrụ. Ọ na-achọtakwa ngwa na ntọala pụrụ iche.

Waya Nichrome bụ ihe e ji nickel na chromium mee. Ọ na-eguzogide okpomọkụ na oxidation ma na-eje ozi dị ka ihe na-ekpo ọkụ na ngwaahịa dịka igwe e ji esi nri na igwe nkụ ntutu. Ndị na-eme ihe ntụrụndụ na-eji waya nichrome eme ihe ọkpụkpụ seramiiki na ime iko. Enwere ike ịchọta waya ahụ na ụlọ nyocha, ihe owuwu na ngwa eletrọniki pụrụ iche.

Ebe ọ bụ na waya nichrome na-eguzogide ọkụ eletrik nke ukwuu, ọ bara ezigbo uru dị ka ihe na-ekpo ọkụ na ngwaahịa azụmaahịa na ngwaọrụ ụlọ. Ndị na-akpọ nkụ na ndị na-akpọ nkụ ntutu na-eji eriri nichrome eme ka okpomọkụ dị ukwuu, dịka oven toaster na ihe na-ekpo ọkụ nchekwa si eme. Ụlọ ọrụ mmepụta ihe na-ejikwa waya nichrome arụ ọrụ. Enwere ike iji waya nichrome ogologo mepụta waya na-ekpo ọkụ, nke enwere ike iji ma n'ụlọ ma ọ bụ n'ebe ụlọ ọrụ mmepụta ihe iji bee ma kpụọ ụfọdụ ụfụfụ na plastik.

A na-eji ihe na-abụghị magnetik nke mejupụtara ya bụ nickel, chromium, na iron. A na-amata Nichrome site na nnukwu iguzogide ya na ezigbo iguzogide oxidation. Waya Nichrome nwekwara ezigbo ductility mgbe ejiri ya mee ihe ma nwee ezigbo ike ịgbado ọkụ.

Ọnụọgụgụ nke na-esochi ụdị waya Nichrome na-egosi pasentị nke nickel dị na alloy ahụ. Dịka ọmụmaatụ, "Nichrome 60" nwere ihe dị ka pasentị 60 nke Nickel na nhazi ya.

Ngwa maka waya Nichrome gụnyere ihe ndị na-ekpo ọkụ nke igwe nkụ ntutu, ihe mkpuchi okpomọkụ, na nkwado seramiiki n'ime ọkụ.

Ụdị Alloy

Dayameta
(mm)

Nguzogide
(μΩm)(20°C)

Ndọkpụ
Ike
(N/mm²)

Ogologo oge (%)

Ịgbagọ
Oge

Kasị elu
Ọrụ
Okpomọkụ (°C)

Ndụ Ịrụ Ọrụ
(awa)

Cr20Ni80

<0.50

1.09±0.05

850-950

>20

>9

1200

>20000

0.50-3.0

1.13±0.05

850-950

>20

>9

1200

>20000

>3.0

1.14±0.05

850-950

>20

>9

1200

>20000

Cr30Ni70

<0.50

1.18±0.05

850-950

>20

>9

1250

>20000

≥0.50

1.20±0.05

850-950

>20

>9

1250

>20000

Cr15Ni60

<0.50

1.12±0.05

850-950

>20

>9

1125

>20000

≥0.50

1.15±0.05

850-950

>20

>9

1125

>20000

Cr20Ni35

<0.50

1.04±0.05

850-950

>20

>9

1100

>18000

≥0.50

1.06±0.05

850-950

>20

>9

1100

>18000


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