Terata e bataletseng ea China Nichrome Ni80Cr20 e nang le thepa e ntle ea ho thibela oxidation. Tlhahiso le Fektheri

Terata e bataletseng ea Nichrome Ni80Cr20 e nang le thepa e ntle ea ho thibela oxidation

Tlhaloso e Khutšoanyane:

Qaqiso ea Sehlahisoa

LBH

Li-tag tsa Sehlahisoa

Thepa ea NiCr8020 e nang le nomoro ea thepa ea 2.4869 e sebelisoa ka mokhoa oa li-strips, li-sheet, li-tube le lithapo bakeng sa likarolo tsa kaho ea ontong le li-conductor tsa ho futhumatsa.

Ke motsoako oa nickel-chromium heating conductor bakeng sa mocheso o sebetsang oa ho fihlela ho 1150 °C 'me hangata o na le li-additives tsa rare earths bakeng sa ho hanyetsa ho feta oxygen, haholo-holo ka ts'ebetso ea ho fetola khafetsa kapa liphetoho tse pharaletseng tsa mocheso.

Ho hanyetsa mafome a sepakapaka ka 20 °C ho phahame ho fihlela mochesong o ka holimo oa ts'ebetso, ho hanyetsa moea le likhase tse ling tse nang le oksijene hammoho le likhase tse nang le oksijene e tlase tse nang le naetrojene le hona ho phahame, empa ho tlase ho oxidizing hammoho le ho fokotsa likhase tse nang le sebabole.

Ho hanyetsa ho kenngwa ha khabone ho hoholo. Tshebediso ya dionto tsa motlakase tsa diindasteri, dionto tsa enamel, disebediswa tsa ka tlung, dihitara tsa polokelo tsa motlakase wa bosiu.

1. Mabapi le terata ea Nichrome
Motsoako oa Nichrome o kenyelletsa nickel e hloekileng, motsoako oa NiCr, motsoako oa Fe-Cr-Al le motsoako oa koporo oa nickel.
Li-alloy tsa chrome tsa nickel:Ni80Cr20, Ni70Cr30, Ni60Cr15, Ni35Cr20, Ni30Cr20, Cr25Ni20, nikeli e hloekileng Ni200 le Ni201
Motsoako oa FeCrAl: 0Cr25Al5, 0Cr23Al5, 0Cr21Al4, 0Cr27Al7Mo2, 0Cr21Al6Nb, 0Cr21Al6.
Motsoako oa koporo oa nickel: CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi23, CuNi30, CuNi44, Constantan, CuMn12Ni
Motsoako oa rona oa Nichrome o ka sebopeho sa terata, khoele, lente, sekotwana, foil
boholo: Terata: 0.018mm-10mm Ribone: 0.05*0.2mm-2.0*6.0mm Sekotwana: 0.5*5.0mm-5.0*250mm Sekotwana: 10-100mm

2. Mekhahlelo le thepa

Tlhaloso ea lihlahisoa

1) Sebopeho sa lik'hemik'hale:

Letšoao	Sebopeho sa lik'hemik'hale				Si	Cr	Ni	Al	Fe
	C	P	S	Mn
	E seng ho feta
Cr20Ni80	0.08	0.020	0.015	0.60	0.75-1.60	20.0-23.0	sala	≤0.50	≤1.0
Cr15Ni60	0.08	0.020	0.015	0.60	0.75-1.60	15.0-18.0	55.0-61.0	≤0.50	sala
Cr20Ni35	0.08	0.020	0.015	1.00	1.00-3.00	18.0-21.0	34.0-37.0	-	sala
Cr20Ni30	0.08	0.020	0.015	1.00	1.00-2.00	18.0-21.0	30.0-34.0	-	sala

2) Boholo le Mamello

Bophara	0.030-0.50	>0.050-0.100	>0.100-0.300	>0.300-0.500	>0.50-1.00	>1.00-3.00	MOKHATLO OA PHETHAHATSO TS'OANTŠISO
Mamello	± 0.005	± 0.007	± 0.010	± 0.015	± 0.02	± 0.03	GB/T1234-1995

Ha sehlahisoa se le boemong ba “M”, se lokela ho lateloa ke GB/T1234-1995 e tloaelehileng.
Ho hanyetsa:

Letšoao	Cr20Ni80		Cr20Ni60		Cr20Ni35	Cr20Ni30
Bophara ba mm	<0.50	0.50-3.0	<0.50	≥0.50	<0.50	≥0.50
ho hanyetsa (20°C)uΩ·m	1.09±0.05	1.13±0.05	1.12±0.05	1.15±0.05	1.04±0.05	1.06±0.05

Melemo e Meholo le Kopo

1. Motsoako oa nikeli-chromium, nikeli-chromium o nang le khanyetso e phahameng le e tsitsitseng, khanyetso ea ts'enyeho, khanyetso ea oxidation ea bokaholimo e ntle, e betere tlas'a mocheso o phahameng le matla a tšisinyeho ea lefatše, ductility e ntle, ts'ebetso e ntle le ho ts'oaroa habonolo.
2. Lihlahisoa tsa rona li sebetsa haholo indastering ea lik'hemik'hale, mokhoa oa tšepe, indasteri ea khalase, indasteri ea ceramic, sebaka sa lisebelisoa tsa lapeng le tse ling.

E fetileng: CuNi44 NC050 0.1mm bakeng sa karolo ea ho futhumatsa

E 'ngoe: Poleiti ea Alloy ea Magnesium ea AZ61A 0.6 × 380 × 1000mm Karolelano ea Boima bo Phahameng le Khanyetso ea ho Sila

Ngola molaetsa oa hau mona 'me u o romelle ho rona