After-sales Service: | Available |
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Warranty: | 3 Years |
Material: | Copper Nikel |
Samples: |
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Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: | |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Our resistance heating alloys are available in the following product forms and sizes: | |
Round wire size: | 0.10-12 mm (0.00394-0.472 inch) |
Ribbon (flat wire) thickness and width | 0.023-0.8(0.0009-0.031inch) 0.038-4 mm (0.0015-0.157 inch) |
Width: | Width/thickness ratio max 40, depending on alloy and tolerance |
strip: | thickness 0.10-5 mm (0.00394-0.1968 inch), width 5-200 mm (0.1968-7.874 inch) |
Other sizes are available on request. |
Properties\ Grade | CuNi1 | CuNi2 | CuNi6 | CuNi8 | CuMn3 | CuNi10 | CuNi14 | |
Main Chemical Composition% | Ni | 1 | 2 | 6 | 8 | _ | 10 | 14 |
Mn | _ | _ | _ | _ | 3 | 0.3 | ||
Cu | Rest | Rest | Rest | Rest | Rest | Rest | ||
Max Work Temp(ºC) | 200 | 200 | 200 | 250 | 200 | 250 | 300 | |
Resisivity 20ºC(Ωmm2/m) | 0.03 | 0.05 | 0.10 | 0.12 | 0.12 | 0.15 | 0.20 | |
Density(g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.8 | 8.9 | 8.9 | |
Thermal Conductivity (α×10-6/ºC) | <100 | <120 | <60 | <57 | <38 | <50 | <30 | |
Tensile Strength (Mpa) | ≥210 | ≥220 | ≥250 | ≥270 | ≥290 | ≥290 | ≥310 | |
EMF vs Cu (μV/oC)(0~100oC) | -8 | -12 | -12 | -22 | _ | -25 | -28 | |
Melting Point (ºC) | 1085 | 1090 | 1095 | 1097 | 1050 | 1100 | 1115 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite | austenite | austenite |
Properties\ Grade | CuNi19 | CuNi23 | CuNi30 | CuNi34 | CuNi44 | |
Main Chemical Composition% | Ni | 19 | 23 | 30 | 34 | 44 |
Mn | 0.5 | 0.5 | 1.0 | 1.0 | 1.0 | |
Cu | Rest | Rest | Rest | Rest | Rest | |
Max Work Temp(ºC) | 300 | 300 | 350 | 350 | 400 | |
Resisivity 20ºC(Ωmm2/m) | 0.25 | 0.30 | 0.35 | 0.40 | 0.49 | |
Density(g/cm3) | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | |
Thermal Conductivity (α×10-6/ºC) | <25 | <16 | <10 | <0 | <-6 | |
Tensile Strength (Mpa) | ≥340 | ≥350 | ≥400 | ≥400 | ≥420 | |
EMF vs Cu (μV/oC)(0~100oC) | -32 | -34 | -37 | -39 | -43 | |
Melting Point (ºC) | 1135 | 1150 | 1170 | 1180 | 1280 | |
Micrographic Structure | austenite | austenite | austenite | austenite | austenite |
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