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Ni30Cr20 Heating Strip/Tape

Ni30Cr20 Heating Strip/Tape

(Common Name:Ni30Cr20,Nikrothal 30, N3, HAI-NiCr 30, Resistohm 30,30-20 Ni-Cr,Nikrothal 3.) Ni30Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by High resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1100°C.

Basic Info.

Model NO.:Ni30Cr20Product Type:Strip
Material:NicrCarbon Content:Low Carbon
Package:in Coils, Paper or Woven Bags, WoodencaseSpecification:GB/T 1234-95
Trademark:UalloyOrigin:China
Condition:Bright, AnnealedSpecial Use:All Kinds of Heaters and Resistors
Composition:30%~34%Nickel, 18%~21%ChromeHS Code:75062000
Production Capacity:500tons/Year

Product Description

Nichrome Heating Wire/Ribbon
Grade: Ni30Cr20

(Common Name:Ni30Cr20,Nikrothal 30, N3, HAI-NiCr 30, Resistohm 30,30-20 Ni-Cr,Nikrothal 3.)


Ni30Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by High resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1100°C.

Typical applications for Ni30Cr20 are used in olid hot plates,open coil heaters in HVAC systems,night-storage heaters,convection heaters,heavy duty rheostats and fan heaters. And also used for heating cables and rope heaters in defrosting and de-icing elements,electric blankets and pads, car seats,baseboard heaters,floor heaters and resistors.


Normal composition%

CPSMnSiCrNiAlFeOther

           Max

0.080.020.0151.001.0~2.018.0~21.030.0~34.0-Bal.-


Typical Mechanical properties(1.0mm)

Yield strengthTensile StrengthElongation

MpaMpa%

34067535


Typical Physical properties

Density (g/cm3)7.9

Electrical resistivity at 20℃(Ωmm2/m)1.04

Conductivity coefficient at 20℃ (WmK)13



Coefficient of thermal expansion

TemperatureCoefficient of Thermal Expansion x10-6/℃

20 ℃- 1000℃19



Specific heat capacity

Temperature20℃

J/gK0.50


Melting point (℃)1390

Max continuous operating temperature in air (℃)1100

Magnetic propertiesnon-magnetic


Temperature Factors Of Electrical Resistivity

20℃100℃200℃300℃400℃500℃600℃

11.0231.0521.0791.1031.1251.141

700℃800℃900℃1000℃1100℃1200℃1300℃

1.1581.1731.1871.2011.2141.226-


Style of supply

Alloys NameTypeDimension

Ni30Cr20WWireD=0.03mm~8mm

Ni30Cr20RRibbonW=0.4~40T=0.03~2.9mm

Ni30Cr20SStripW=8~250mmT=0.1~3.0

Ni30Cr20FFoilW=6~120mmT=0.003~0.1

Ni30Cr20BBarDia=8~100mmL=50~1000


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