China Alkrothal 720 No.1 JR FeCrAl Alloy for brake resistor Production ndi Factory |TANKII

Alkrothal 720 No.1 JR FeCrAl Alloy for brake resistor Image Featured

Alkrothal 720 No.1 JR FeCrAl Alloy ya brake resistor

Kufotokozera Kwachidule:

dzina lachitsanzo:Alkrothal 720

zakuthupi:fecral

mawonekedwe:kuzungulira kapena kuvula

resistivity:1.25

kachulukidwe:7.4

Titumizireni imelo

Tsatanetsatane wa Zamalonda

FAQ

Zolemba Zamalonda

Alkrothal 720 No.1 JRkwa brake resistor

Zomwe zimagwiritsidwa ntchito pa Alkrothal 720 zili mu rheostats, braking resistors, etc. Amagwiritsidwanso ntchito ngati magetsi opangira magetsi m'mafakitale.

Alkrothal 720 ndi ferritic iron-chromium-aluminium alloy (FeCrAl alloy) yogwiritsidwa ntchito pa kutentha mpaka 1000 ° C (1830 ° F).

Kusanthula mwadzina

Cr	Al	Fe
			12.0-15.0	4.0-6.0	Kusamala

Mechanical Properties

Kutentha Kwambiri kwa Utumiki:
Resisivity 20ºC:
Kachulukidwe:
Thermal Conductivity:
Coefficient of Thermal Expansion:
Melting Point:
Elongation:
Kapangidwe ka Micrographic:
Katundu Wamaginito:

950ºC
1.25ohm mm2/m
7.40g/cm3
52.7 KJ/m·h·ºC
15.4×10-6/ºC (20ºC~1000ºC)
1450ºC
Zochepera 16%
Ferrite
maginito

Kukula: Makulidwe 0.01-7mm, m'lifupi 0.5-1000mm

Pamwamba: BA, 2B

Kuuma: Kufewa, Kuvuta Kwambiri, Kulimba

Zakhala zikugwiritsidwa ntchito kwambiri ngati mphamvu yayikulu yopangira ma brake resisor ndi zida zowotcha ng'anjo.

Imakhala ndi mphamvu zotentha pang'ono kuposa ma aloyi a Tophet koma malo osungunuka kwambiri.

Malingaliro a kampani Shanghai TANKII ALOY MATERIAL Co., Ltd.

WOPHUNZITSA FECRAL NDI ALCHROME Alloy ku China, WAKHALIDWE KWAMBIRI PADZIKO LAPANSI

Timapanganso ma grade pansipa:

0Cr15Al5 ndi 0Cr19Al3, ndi zina zotero.

Mapangidwe a Chemical ndi Main Property ya Fe-Cr-Al Resistance Alloy
Katundu kagawo		1Cr13Al4	0Cr25Al5	0Cr21Al6	0Cr23Al5	0Cr21Al4	Mtengo wa 0Cr21Al6Nb	Chithunzi cha 0Cr27Al7Mo2
Main Chemical Composition (%)	Cr	12.0-15.0	23.0-26.0	19.0-22.0	22.5-24.5	18.0-21.0	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	mwayi	mwayi	mwayi	mwayi	mwayi	mwayi	mwayi
	Fe	Bali.	Bali.	Bali.	Bali.	Bali.	Bali.	Bali.
							Nd0.5	Mo1.8-2.2
Kutentha Kwambiri Kwambiri kwa Service(oC)		950	1250	1250	1250	1100	1350	1400
Resisivity 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
Kachulukidwe (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 of Thermal Expansion(α×10-6/oC)		15.4	16	14.7	15	13.5	16	16
Pafupifupi Melting Point (oC)		1450	1500	1500	1500	1500	1510	1520
Kulimbitsa Thupi (N/mm2)		580-680	630-780	630-780	630-780	600-700	650-800	680-830
Kutalikira (%)		> 16	> 12	> 12	> 12	> 12	> 12	>10
Kusintha kwa Gawo		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Mtengo Wochepa (%)		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Bend Frequency (F/R)		>5	>5	>5	>5	>5	>5	>5
Kulimba (HB)		200-260	200-260	200-260	200-260	200-260	200-260	200-260
Nthawi Yopitiriza Ntchito		no	≥80/1300	≥80/1300	≥80/1300	≥80/1250	≥50/1350	≥50/1350
Kapangidwe ka Micrographic		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Maginito Katundu		Maginito	Maginito	Maginito	Maginito	Maginito	Maginito	Maginito