Ni35Cr20 Nichrome heating wire

Ni-Cr and Ni-Cr- Fe Main performance of Ni-Cr and Ni-Cr-Fe electric heating alloys

Grade property performance

Cr20Ni80

Cr30Ni70

Cr15Ni60

Cr20Ni35

Cr20Ni30

% 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

°C Max contimnous service Temp. of element

1200

1200

1150

1100

1100

Resistiuity

1.08

1.09

1.12

1

1.04

g/cm3 Density

8.4

8.4

8.2

7.9

7.9

KJ/M.h°C Thermal conductivity

60.3

60.3

45.2

43.8

43.8

Coefficient of linear expansion

18

18

17

19

19

Melting point≈ °C (approxi)

1400

1400

1390

1390

1390

% Elongation

≥20

≥20

≥20

≥20

≥20

Micrograhic structure

austenite

austenite

austenite

austenite

austenite

Magnetic property

nonmagnetic

nonmagnetic

nonmagnetic

nonmagnetic

nonmagnetic

Alloy 200

Nickel 200

N02200

Alloy 201

Nickel 201

N02201

Alloy 400

Monel 400

N04400

Alloy K-500

Monel K-500

N05500

Alloy 600

Inconel 600

N06600

Alloy 601

Inconel 601

N06601

Alloy 625

Inconel 625

N06625

Alloy 718

Inconel 718

N07718

Alloy 800

Incoloy 800

N08800

Alloy 800H

Incoloy 800H

N08810

Alloy 800HT

Incoloy 800HT

N08811

Alloy 825

Incoloy 825

N08825

Alloy C-276

Hastelloy C-276

N10276

Alloy C-4

Hastelloy C-4

N06455

Alloy C-22

Hastelloy C-22

N06022

Alloy 2000

Hastelloy C-2000

N06200

Alloy B-2

Hastelloy B-2

N10665

Alloy B-3

Hastelloy B-3

N10675

Alloy X

Hastelloy-X

N06002

Alloy G-30

Hastelloy G-30

N06030

Alloy X-750

Inconel X-750

N07750

Alloy 20

Carpenter 20Cb3

N08020

Alloy 904L

904L

N08904

Alloy 254

254 SMO

S31254