high quality low nichrome 80 20 wire for sale

Perfotmance/material
Cr20Ni80
Cr30Ni70
Cr15Ni60
Cr20Ni35 Cr20Ni30
Composition
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
Maximum temperature℃
1200
1500
1150
1100 1100
Melting point ℃
1400
1380
1390
1390 1390
Density g/cm3
8.4
8.1
8.2
7.9 7.9
Resistivity μΩ·m,20℃
1.09±0.05
1.18±0.05
1.12±0.02
1.00±0.05 1.04±0.05
Elongation at rupture
≥20
≥20
≥20
≥20 ≥20
Specific heat J/g.℃
0.44
0.461
0.494
0.5 0.5
Thermal conductivity KJ/m.h℃
60.3
45.2
45.2
43.8 43.8
Coefficient of lines expansion a×10-6/(20~1000℃)
18
17
17
19 19
Micrographic structure
Austenite
Austenite
Austenite
Austenite Austenite
Magnetic properties
Nonmagnetic
Nonmagnetic
Nonmagnetic
Weak Magnetic Weak Magnetic






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