nichrome Nickel Chromium alloy Resistance Heating Strip

• Application: Aviation, Electronics, Industrial, Medical
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Purity: >98%
• Alloy: Alloy
• Type: Nickel Strip
• Powder: Not Powder
• Model NO.: ni80cr20/ni70cr30/ni60cr15/ni35cr20
• colour: white
• Size: 0.01-3mm*0.3-600mm
• Sample: Small Order Accepted
• surface: bright
• State: soft,1/4hard,1/2hard,hard,T-hard
• Resistivity: 1.04-1.18 ohm mm2/m
• Transport Package: Waterproof Paper, Weave Bag, Wooden Case
• Specification: DIN 17470
• Trademark: TANKII
• Origin: China
• HS Code: 7506200000
• Production Capacity: 3000 Tons/Year

Product Description

(ni80cr20/ni70cr30/ni60cr15/ni35cr20/ni20cr25/ ni30cr20) Nickel Chrome Resistance Heating Strip

1.FeCrAl wire strip includes: 
OCr13Al4,OCr19Al3,OCr21Al4,OCr20Al5,OCr25Al5,OCr21Al6,OCr21Al6Nb,OCr27Al7Mo2.
2.Nickel chrome wire Strip Bar includes: Cr25Ni20,Cr20Ni35,Cr15Ni60,Cr20Ni80.
3.Copper Nickel wire Strip includes:
CuNi1,CuNi2,CuNi5,CuNi8,CuNi10,CuNi14,CuNi19,CuNi23,CuNi30,CuNi34,CuNi44.
4.Constantan wire includes: 6J40,4J42,4J32.
5.Manganin wire:6J8,6J12,6J13.

Deliveried surface conditions:
 
Bright annealed
Oxidized
Pickled
Enameled / PVC insulation
 

Alloy Nomenclature Performance		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Main Chemical	Ni	Rest	Rest	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	Rest	Rest	Rest
Max. continuous service temp. of element(ºC)		1200	1250	1150	1100	1100
Resistivity at 20ºC (μΩ·m)		1.09	1.18	1.12	1.0	1.04
Density(g/cm3)		8.40	8.10	8.20	7.90	7.90
Thermal conductivity (KJ/m·h·ºC)		60.3	45.2	45.2	43.8	43.8
Coefficient of lines expansion(α×10-6/ºC)		18.0	17.0	17.0	19.0	19.0
Melting point approx.( ºC)		1400	1380	1390	1390	1390
Elongation at rupture(%)		>20	>20	>20	>20	>20
Micrographic structure		austenite	austenite	austenite	austenite	austenite
Magnetic properties		nonmagnetic	nonmagnetic	Weak magnetic	Weak magnetic	Weak magnetic

Main Property 
 

Alloy material	Chemical composition %
	C	P	S	Mn	Si	Cr	Ni	Al	Fe
	max(≤)
1Cr13Al4	0.12	0.025	0.025	0.7	≤1.00	12.5-15.0	----	3.5-4.5	Rest
0Cr15Al5	0.12	0.025	0.025	0.7	≤1.00	14.5-15.5	----	4.5-5.3	Rest
0Cr25Al5	0.06	0.025	0.025	0.7	≤0.60	23.0-26.0	≤0.60	4.5-6.5	Rest
0Cr23Al5	0.06	0.025	0.025	0.7	≤0.60	20.5-23.5	≤0.60	4.2-5.3	Rest
0Cr21Al6	0.06	0.025	0.025	0.7	≤1.00	19.0-22.0	≤0.60	5.0-7.0	Rest
0Cr21Al4	0.06	0.025	0.025	0.7	≤1.00	21.0-23.0	≤0.60	3.0-5.2	Rest
0Cr21Al6Nb	0.05	0.025	0.025	0.7	≤0.60	21.0-23.0	≤0.60	5.0-7.0	Rest
0Cr27Al7Mo2	0.05	0.025	0.025	0.7	≤0.40	26.5-27.8	≤0.60	6.0-7.0	Rest

Main advantage and application
It widely used in surtur and sulfide environment and producing industrial electric 
furnace, household electrical appliance and far infrared ray device.