Tuam Tshoj Alkrotal 720 No.1 Jr FeCral Alloy Rau Brativeantor Siv Thiab Ua Hoobkas

Alkrotal 720 No.1 jr frectral allloy rau tus nres resistor tshwj xeeb cov duab

Alkrotal 720 No.1 Jr FeCral Alloy Rau Cov Khoom Nres

Cov lus piav qhia luv luv:

Qauv npe:Alkrotal 720

Khoom siv:tus ua plaub

Cov duab:puag ncig lossis sawb

resistivity:1.25

ntawj ntom:7.4

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Khoom Qhia Qhia

Cov FAQ

Khoom Ntawv

Alkrotal 720 No.1 jrrau kev nres resistor

Cov ntawv thov raug rau Alkrothal 720 yog nyob rau hauv rheostats 720 yog nyob rau hauv rheostats, mus rau cov neeg siv hluav taws xob cua sov hauv kev siv hluav taws xob.

Alkrotal 720 yog Ferritic Hlau-Chromium-Alloy Alloy (FeCral Alloy) rau kev siv ntawm 1000 ° C (1830 ° F).

Kev soj ntsuam nominal

Cr	Al	Fe
			12.0 ~ 15.0	4.0 ~ 6.0	Seem

Cov Khoom Siv Neeg Kho Tshuab

Max Kev Pabcuam Tsis Ua Haujlwm Kub:
Retisivity 20ºC:
Ntawj ntom:
Thermal Condivity:
Coefficient ntawm thermal expansion:
Melting taw tes:
Elongation:
Cov qauv Micraphic:
Sib Nqus Khoom:

950ºC
1.25ohm mm2 / m
7.40G / cm3
52.7 KJ / m han Hahasc
15.4 × 10-6 / ºC (20ºC ~ 1000ºC)
1450ºC
Min 16%
Ferrite
hlau

Qhov loj me: Thickness 0.01-7mm, dav 0.5-1000mm

Nto: BA, 2B

Hardness: muag muag, ib nrab hnub nyuaj, nyuaj

Tau siv ntau dua li lub zog loj nres tsheb rov ua dua tshiab thiab ua kom sov sov cov ntsiab lus.

Muaj tsawg dua lub zog kub tshaj li turphet alloys tab sis ntau dua melting point.

Shanghai Tankii Alloy Material Co., Ltd.

Fecrome thiab Alcrome Alloy Proderer hauv Suav teb, feem ntau cov kws tshaj lij hauv lub ntiaj teb

Peb tseem tsim cov qib qis:

0Cr15al5 thiab 0cr19al3, thiab lwm yam.

Tshuaj lom neeg tshuaj lom neeg thiab cov cuab yeej tseem ceeb ntawm FE-CR-Al Resistance alloy
Qhov hluav taws xob qib		1C3L4	0CR25AL5	0CR21AL6	0cr23al5	0cr214al4	0cr21al6nbb	0cr27al7mo2
Lub ntsiab tshuaj muaj pes tsawg leeg (%)	Cr	12.0-15.0	23.0-26.0	19.0-22.0	22.5-24.5	18.0-21.2	21.0-23.0	26.5-27.8
	Al	4.0-6.0	4.5-6.5	5.0-7.0	4.2-5.0	3.0-4.2	5.0-7.0	6.0-7.0
	Re	nyob zoo	nyob zoo	nyob zoo	nyob zoo	nyob zoo	nyob zoo	nyob zoo
	Fe	Bal.	Bal.	Bal.	Bal.	Bal.	Bal.	Bal.
							Nb0.5	Mo1.8-2.2
Max kev pabcuam tas li kub (OC)		950	1250	1250	1250	1100	1350	1400
Resionity 20OC (ωmm2 / m)		1.25 ± 0.08	1.42 ± 0.06	1.42 ± 0.07	1.35 ± 0.07	1.23 ± 0.07	1.45 ± 0.07	1.53 ± 0.07
Ntom ntom (G / cm3)		7.4	7.1	7.16	7.25	7.35	7.1	7.1
Thermal conductivity		52.7	46.1	63.2	60.2	46.9	46.1	45.2
(KJ / M @ H @ OC)		52.7	46.1	63.2	60.2	46.9	46.1	45.2
Coefficient ntawm thermal expansion (α × 10-6 / oc)		15.4	16	14.7	15	13,5	16	16
Kwv yees li Melting point (OC)		1450	1500	1500	1500	1500	1510	1520
Lub zog tensile (N / hli2)		580-680	630-780	630-780	630-780	600-700	650-800	680-830
Elongation (%)		> 16	> 12	> 12	> 12	> 12	> 12	> 10
Ntu sib txawv		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Ntsws tus nqi (%)		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Pheej khoov ntau zaus (f / r)		> 5	> 5	> 5	> 5	> 5	> 5	> 5
Hardness (HB)		200-260	200-260	200-260	200-260	200-260	200-260	200-260
Cov sijhawm pabcuam txuas ntxiv		no	≥80 / 1300	≥80 / 1300	≥80 / 1300	≥80 / 1250	≥50 / 1350	≥50 / 1350
Micraphic Cov Qauv		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Sib Nqus Cov Khoom		Hlau	Hlau	Hlau	Hlau	Hlau	Hlau	Hlau