SWG16 0Cr21Al4 / 0Cr19Al3 fecral alloy Heating Wire for Redrawing
Resistance Wire made of Nickel Chrome Alloys, Nickel Chrome Iron Alloys, Iron Chrome Aluminium Alloys, Copper Nickel Alloys.
Mainly used in heater, heating element and resistor, etc.
NiCr 80/20, NiCr 70/30, NiCr 60/15, NiCr 35/20
CrAl 15-5, CrAl 20-5, CrAl 25-5, etc…
Constantan, Alloy 30, Alloy 60, Alloy 90, etc.
Electric Resistivity from 0.02 u ohm/m-1.53 u ohm/m
Operate Temperature from 200 C to 1400 C
Pls be free to contact us if there is any question.
NiCr:
RESISTOHM 20, RESISTOHM 30, RESISTOHM 40, RESISTOHM 60, RESISTOHM 70, RESISTOHM 80
FeCrAl:
RESISTOHM 125, RESISTOHM 135, RESISTOHM 140,
RESISTOHM 145, RESISTOHM 153
CuNi
Constantan, Cuprothal 5, Cuprothal 10, Cuprothal 15, Cuprothal 30, Eurica
FeCrAl Alloy Grade | Chemical Composition % | |||||||||
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Re | Others |
max(≤) | ||||||||||
1Cr13Al4 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 12.5-15.0 | —- | 3.5-4.5 | 0.1 | Bal. |
0Cr15Al5 | 0.12 | 0.025 | 0.025 | 0.7 | ≤1.00 | 14.5-15.5 | —- | 4.5-5.3 | 0.1 | Bal. |
0Cr25Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 23.0-26.0 | ≤0.60 | 4.5-6.5 | 0.1 | Bal. |
0Cr23Al5 | 0.06 | 0.025 | 0.025 | 0.7 | ≤0.60 | 20.5-23.5 | ≤0.60 | 4.2-5.3 | 0.1 | Bal. |
0Cr21Al6 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 19.0-22.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
0Cr21Al4 | 0.06 | 0.025 | 0.025 | 0.7 | ≤1.00 | 21.0-23.0 | ≤0.60 | 3.0-5.2 | 0.1 | Bal. |
0Cr21Al6Nb | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.60 | 21.0-23.0 | ≤0.60 | 5.0-7.0 | 0.1 | Bal. |
0Cr27Al7Mo2 | 0.05 | 0.025 | 0.025 | 0.7 | ≤0.40 | 26.5-27.8 | ≤0.60 | 6.0-7.0 | 0.1 | Bal. |
Chemical Composition and Propertes:
Propertes/Grade | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
Main Chemical Composition(%) | Ni | Bal. | Bal. | 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 | Bal. | Bal. | Bal. | |
Max Working Temperature(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Resistivity at 20ºC (μ Ω · m) |
1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Density(g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
Thermal Conductivity
(KJ/m· h· ºC) |
60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
Coefficient of Thermal Expansion(α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Melting Point(ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Elongation(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | |
Magnetic Property | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
CuNi Alloys Grade | Electrical resistivity (20degreeΩ mm² /m) |
temperature coefficient of resistance (10^6/degree) |
Density g/mm² |
Max. temperature (degree) |
Melting point (degree) |
CuNi1 | 0.03 | < 1000 | 8.9 | 200 | 1085 |
CuNi2 | 0.05 | < 1200 | 8.9 | 200 | 1090 |
CuNi6 | 0.10 | < 600 | 8.9 | 220 | 1095 |
CuNi8 | 0.12 | < 570 | 8.9 | 250 | 1097 |
CuNi10 | 0.15 | < 500 | 8.9 | 250 | 1100 |
CuNi14 | 0.20 | < 380 | 8.9 | 300 | 1115 |
CuNi19 | 0.25 | < 250 | 8.9 | 300 | 1135 |
CuNi22 | 0.30 | < 160 | 8.9 | 300 | 1150 |
CuNi30 | 0.35 | < 100 | 8.9 | 350 | 1170 |
CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
CuNi40 | 0.48 | ± 40 | 8.9 | 400 | 1280 |
CuNi44 | 0.50 | < -6 | 8.9 | 400 | 1280 |