Fecral alloy Nichrome Alloy Chromel A N8 Resistor Strip

• Product Type: Strip
• Material: Fecral Alloy
• Carbon Content: Low Carbon
• Transport Package: Coil, Wooden Box
• Specification: RoHS, ISO 9001: 2008
• Trademark: TANKII
• Model NO.: Aluchrom Y
• Origin: Tankii, China
• HS Code: 7220900000
• Production Capacity: 1000 Tons/Year

Product Description

Fecral alloy Nichrome Alloy Chromel A N8 Resistor Strip

1.4767
X8CrAl 20-5
DIN 174

We produce following Resistance Alloys:

NiCr:
RESISTOHM 20, RESISTOHM 30, RESISTOHM 40, RESISTOHM 60, RESISTOHM 70, RESISTOHM 80

FeCrAl:
RESISTOHM 125, RESISTOHM 135, RESISTOHM 140,
RESISTOHM 145, RESISTOHM 153

If there is any question, pls be free to contact with us.

Chemical Composition and Main Properties of Nichrome
Properties \ Grade		NiCr 80/20	NiCr 70/30	NiCr 60/15	NiCr 35/20	NiCr 30/20
Main Chemical Composition	Ni	Balance	Balance	55.0-61.0	34.0-37.0	30.0-34.0
	Cr	20.0-23.0	28.0-31.0	15.0-18.0	18.0-21.0	18.0-21.0
	Fe	≤1.0	≤1.0	Balance	Balance	Balance
Max Continuous Service Temperature(oC)		1200	1250	1150	1100	1100
Resisivity 20oC (Ωmm2/m)		1.09	1.18	1.12	1.04	1.04
Density (g/cm3)		8.4	8.1	8.2	7.9	7.9
Thermal Conductivity(KJ/m·h·oC)		60.3	45.2	45.2	43.8	43.8
Coefficient of Thermal Expansion(α×10-6/oC)		18	17	17	19	19
Melting Point( oC)		1400	1380	1390	1390	1390
Elongation(%)		>20	>20	>20	>20	>20
Micrographic Structure		austenite	austenite	austenite	austenite	austenite
Magnetic Property		nonmagnetic	nonmagnetic	nonmagnetic	Weak magnetic	Weak magnetic

Chemical Composition and Main Property of Fe-Cr-Al Resistance Alloy
Properties \ Grade		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	opportune	opportune	opportune	opportune	opportune	opportune
	Fe	Bal.	Bal.	Bal.	Bal.	Bal.	Bal.	Bal.
							Nb0.5	Mo1.8-2.2
Max Continuous Service Temperature(oC)		650	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
Density(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)
Coefficient of Thermal Expansion(α×10-6/oC)		15.4	16	14.7	15	13.5	16	16
Approximate Melting Point( oC)		1450	1500	1500	1500	1500	1510	1520
Tensile Strength(N/mm2)		580-680	630-780	630-780	630-780	600-700	650-800	680-830
Elongation(%)		>16	>12	>12	>12	>12	>12	>10
Section Variation		65-75	60-75	65-75	65-75	65-75	65-75	65-75
Shrink Rate (%)
Repeatedly Bend 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
Continuous Service Time		no	≥80/1300	≥80/1300	≥80/1300	≥80/1250	≥50/1350	≥50/1350
Micrographic Structure		Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite	Ferrite
Magnetic Property		Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic	Magnetic