SWG18 Swg19 Ni30Cr20 Wire Nickel Chrome 30/20 Heating Wire For Walking Beam Furnace
Brand Name:OHMALLOY
Certification:ISO,SGS
Model Number:2030S0360B
Minimum Order Quantity:5kg
Payment Terms:T/T, , L/C
Place of Origin:China(Shanghai)
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SWG18 swg19 Ni30Cr20 wire nickel chrome 30/20 heating wire for walking beam furnace
OhmAlloy104B
(Common Name:Ni30Cr20,Nikrothal 30, N3, HAI-NiCr 30, Resistohm
30,30-20 Ni-Cr,Nikrothal 3.)
OhmAlloy104B is a nickel-chromium alloy (NiCr alloy) characterized by High resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1100°C.
Typical applications for OhmAlloy104B are used in olid hot plates,open coil heaters in HVAC systems,night-storage heaters,convection heaters,heavy duty rheostats and fan heaters. And also used for heating cables and rope heaters in defrosting and de-icing elements,electric blankets and pads, car seats,baseboard heaters,floor heaters and resistors.
ichrome Grade: Ni70Cr30,Ni80Cr20, Ni60Cr15, Ni35Cr20, Ni30Cr20
Description:
Ni30Cr20 is a nickel-chromium alloy (NiCr alloy) for use at temperatures up to 1200°C (2190°F). The alloy is characterized by high resistivity, good oxidation resistance and very good form stability. It has good ductility after use and excellent weldability.
Ni30Cr20 is used for making electric heating elements in home appliances and industrial furnaces. Typical applications are flat irons, ironing machines, water heaters, plastic moulding dies, soldering irons, metal sheathed tubular elements and cartridge elements.
Chemical Composition & Property:
| Properties | Grade | |
| Ni30Cr20 | ||
| Chemical composition % | Ni | 30.0~34.0 |
| Cr | 18.0~21.0 | |
| Fe | Balance | |
| Highest service temperature °C | 1100 | |
| Melting point °C | 1390 | |
| Density g/cm3 | 7.90 | |
| Resistivity μΩ.m,20°C | 1.04 | |
| Elongation % | ≥20 | |
| Specific heat J/g.°C | 0.500 | |
| Thermal conductivity KJ/m.h.°C | 43.8 | |
| Coefficient of linear extensibility α×10-6/°C | 19.0 | |
| Microstructure | Austenite | |
| Magnetic property | nonmagnetic | |
Normal composition%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Other |
| Max | |||||||||
| 0.08 | 0.02 | 0.015 | 1.00 | 1.0~2.0 | 18.0~21.0 | 30.0~34.0 | - | Bal. | - |
Typical Mechanical properties(1.0mm)
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 340 | 675 | 35 |
Typical Physical properties
| Density (g/cm3) | 7.9 |
| Electrical resistivity at 20℃(Ωmm2/m) | 1.04 |
| Conductivity coefficient at 20℃ (WmK) | 13 |
| Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/℃ |
| 20 ℃- 1000℃ | 19 |
| Specific heat capacity | |
| Temperature | 20℃ |
| J/gK | 0.50 |
| Melting point (℃) | 1390 |
| Max continuous operating temperature in air (℃) | 1100 |
| Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity
| 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ |
| 1 | 1.023 | 1.052 | 1.079 | 1.103 | 1.125 | 1.141 |
| 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1.158 | 1.173 | 1.187 | 1.201 | 1.214 | 1.226 | - |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy104BW | Wire | D=0.03mm~8mm | ||
| OhmAlloy104BR | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| OhmAlloy104BS | Strip | W=8~250mm | T=0.1~3.0 | |
| OhmAlloy104BF | Foil | W=6~120mm | T=0.003~0.1 | |
| OhmAlloy104BB | Bar | Dia=8~100mm | L=50~1000 | |
SWG18 Swg19 Ni30Cr20 Wire Nickel Chrome 30/20 Heating Wire For Walking Beam Furnace
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