200-260HB Hardness Copper Nickel Alloy , Copper Beryllium Wire for
Resistance Element
CuNi alloy wire is typically used in heating cables, fuses,
resistors and various types of controllers.
As a big manufacturer and exporter in China on the line of electric
resistance alloy, we can supply all kinds of electric resistance
alloy wire and strips (resistance steel wire and strips weiding
wire)
Chemical composition and main properties
Chemical Composition and Main Property of Cu-Ni Low Resistance
Alloy |
PropertiesGrade | CuNi1 | CuNi2 | CuNi6 | CuNi8 | CuMn3 | CuNi10 |
Main Chemical Composition | Ni | 1 | 2 | 6 | 8 | _ | 10 |
Mn | _ | _ | _ | _ | 3 | _ |
Cu | Bal | Bal | Bal | Bal | Bal | Bal |
Max Continuous Service Temperature(º C) | 200 | 200 | 200 | 250 | 200 | 250 |
Resisivity at 2º C (Ω mm2/m) | 0.03 | 0.05 | 0.1 | 0.12 | 0.12 | 0.15 |
Density(g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.8 | 8.9 |
Thermal Conductivity(α × 10-6º C) | < 100 | < 120 | < 60 | < 57 | < 38 | < 50 |
Tensile Strength(Mpa) | ≥ 210 | ≥ 220 | ≥ 250 | ≥ 270 | ≥ 290 | ≥ 290 |
EMF vs Cu(μ Vº C)(0~10º C) | -8 | -12 | -12 | -22 | _ | -25 |
Approximate Melting Point(º C) | 1085 | 1090 | 1095 | 1097 | 1050 | 1100 |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | austenite |
Magnetic Property | non | non | non | non | non | non |
|
PropertiesGrade | CuNi14 | CuNi19 | CuNi23 | CuNi30 | CuNi34 | CuNi44 |
Main Chemical Composition | Ni | 14 | 19 | 23 | 30 | 34 | 44 |
Mn | 0.3 | 0.5 | 0.5 | 1 | 1 | 1 |
Cu | Bal | Bal | Bal | Bal | Bal | Bal |
Max Continuous Service Temperatureº C) | 300 | 300 | 300 | 350 | 350 | 400 |
Resisivity at 2º C (Ω mm2/m) | 0.2 | 0.25 | 0.3 | 0.35 | 0.4 | 0.49 |
Density(g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 |
Thermal Conductivity(α × 10-6º C) | < 30 | < 25 | < 16 | < 10 | < 0 | < -6 |
Tensile Strength(Mpa) | ≥ 310 | ≥ 340 | ≥ 350 | ≥ 400 | ≥ 400 | ≥ 420 |
EMF vs Cu(μ Vº C)(0~10º C) | -28 | -32 | -34 | -37 | -39 | -43 |
Approximate Melting Point(º C) | 1115 | 1135 | 1150 | 1170 | 1180 | 1280 |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | austenite |
Magnetic Property | non | non | non | non | non | non |
Resistance Alloy Sizes / Temper Capabilities
- Condition: Bright, Annealed, Soft
- Wire diameter 0.02mm-1.0mm packing in spool, big than 1.0mm packing
in coil
- Rod, Bar diameter 1mm-30mm
- Strip: Thickness 0.01mm-7mm, Width 1mm-280mm
Company Information
WHY CHOOSE SZNK HIGH QUALITY RESISTANCE HEATING ALLOYS?
All our raw material is made from prime material, not recycle
material. We have more than 25 years experience in manufacturing
resistance heating alloys.
In the market, not all the NiCr alloys are with standard chemical
composition and stable resistance. Professional and reliable is the
soul of our business.
OUR ALLOYS CHARACTERISTICS:
1. Manufactured according to international quality. System
(ISO9001)
2. Stable resistance and long-life span.
3. Mill test certificate will be provided after production.
4. Size range wire:.0.018-10mm ribbons: 0.05-0.2*2-6mm strips:
0.05-5*5-250mm
5. Good packing methods to keep goods no damage during delivery
6. Customized lable, packing, OEM service
7. 24 hours after-sale service
FAQ
Q1.Do you attend exhibition every year?
A .Yes
Q2.Is there any discount of the nickel wire?
A. Yes. Bigger quantity will get lower discount.
Q3.Information needed if I want a quotation?
A Name, Standard, Material Grade(Chemical Composition), Size
Quantity, Weight.
Q4. Can we visit your company/factory before place the order?
A. Yes. Welcome anytime
Q5: How does your factory do regarding quality control?
A. Quality is priority. We always attach great importance to
quality controlling from beginning to end.
