China X8cral 20-6 Catalytic Converter Foil strip for Heat Element Manufacture and Factory

X8cral 20-6 Catalytic Converter Foil strip for Heat Element

Short Description:

material: fecral

shape: flat,strip,foil

condition: soft annealed

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X8cral 20-6 Catalytic Converter Foil

Nominal Analysis

21.00 Cr, 6.00 Al, Bal. Fe

Max contineous working temperature: 1250º C.

Melting Temperature: 1500º C

Thickness 0.05~0.1mm, width 1-1000mm

Usage: Catalytic converters

Material 1.4767, DIN 17470

Brand name		1Cr13Al4	0Cr25Al5	0Cr21Al6	0Cr23Al5	0Cr21Al4	0Cr21Al6Nb	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	opportune amount	opportune amount	opportune amount	opportune amount	opportune amount	opportune amount	opportune amount
	Fe	Rest	Rest	Rest	Rest	Rest	Rest	Rest
							Nb0.5	Mo1.8-2.2
Max.continuous service temp.of element (ºC)		950	1250	1250	1250	1100	1350	1400
Resistivity μΩ.m,20ºC		1.25	1.42	1.42	1.35	1.23	1.45	1.53
Density (g/cm3 )		7.4	7.10	7.16	7.25	7.35	7.10	7.10
Thermal conductivity KJ/m.h.ºC		52.7	46.1	63.2	60.2	46.9	46.1	45.2
Coefficient of lines expansion α×10-6/ºC		15.4	16.0	14.7	15.0	13.5	16.0	16.0
Melting pointºC		1450	1500	1500	1500	1500	1510	1520
Tensile strength Mpa		580-680	630-780	630-780	630-780	600-700	650-800	680-830
Elongation at rupture %		>16	>12	>12	>12	>12	>12	>10
Variation of area %		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Repeat bending frequency(F/R)		>5	>5	>5	>5	>5	>5	>5
Hardness(H.B.)		200-260	200-260	200-260	200-260	200-260	200-260	200-260
Micrographic structure		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Magnetic properties		Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic

Fecral alloy is high resistance and electrical heating alloy. Fecral alloy can reach process temperature of 2192 to 2282 F, corresponding to oa resistance temperature of 2372 F.

It is normally used in electrical furnace, glass top hobs, quartz tube heaters, resistors, catalytic converter,heating elements etc.