Introduction to types and characteristics of nickel-chromium alloy mesh belts

performance

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Main chemical components%

Ni

margin

margin

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

margin

margin

margin

Maximum operating temperature of components ℃

1200

1250

1150

1100

1100

Melting point℃

1400

1380

1390

1390

1390

Density g/cm3

8.40

8.10

8.20

7.90

7.90

Resistivity μΩ·m, 20℃

1.09±0.05

1.18±0.05

1.11±0.05

1.04±0.05

1.04±0.05

Elongation%

≥20

≥20

≥20

≥20

≥20

Specific heat J/g.℃

0.440

0.461

0.494

0.500

0.500

Thermal conductivity KJ/mh℃

60.3

45.2

45.2

43.8

43.8

Linear expansion coefficient a×10-6/℃ (20～1000℃)

18.0

17.0

17.0

19.0

19.0

Microstructure

Austenite

Austenite

Austenite

Austenite

Austenite

magnetic

Non-magnetic

Non-magnetic

Non-magnetic

Non-magnetic

Non-magnetic