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| Categories | Nichrome Alloy |
|---|---|
| Brand Name: | OHMALLOY/OEM |
| Model Number: | SP-ohmalloy118 |
| Certification: | ISO9001:2018 |
| Place of Origin: | Hangzhou |
| MOQ: | 50KG |
| Payment Terms: | L/C, T/T, , MoneyGram,Paypal |
| Supply Ability: | 30000KG/Month |
| Delivery Time: | 3-15 working days after payment confirmed |
| Packaging Details: | Spool+paper case + wooden case/plastic packing+papre case+ wooden box outside(or customized) |
| Name: | Nickel Chrome Alloy 0Cr30Ni70 Nikrothal 70 Alloy 710 1250℃ Furnace Heating Wire Strip |
| Type: | 0Cr30Ni70 |
| Max Working Temperature: | 1250℃ |
| Resistivity: | 1.18 μ.Ω.m |
| Supply Shape: | Wire/Rod/Strip |
| Surface: | Bright |
| Application: | High Temperature Heating Wire |
| Warranty: | 5 Years |
| Company Info. |
| Ohmalloy Material Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Nickel Chrome Alloy 0Cr30Ni70 Nikrothal 70 Alloy 710 1250℃ Furnace Heating Wire Strip
Ohmalloy118
(Common Name: Ni70Cr30, Nikrothal 70, N7, HAI-NiCr 70, Chromel 70/30, Resistohm 70, Balco,Tophet 30,Cronix 70,Alloy 710,Stablohm 710)
OhmAlloy118 is a nickel-chromium alloy (NiCr alloy) characterized byHigh resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1250°C.
Typical applications for OhmAlloy118 are used in electrical heating elements in industrial furnace,and well suited for reducing atmospheres.
Chemcial Composition(%)
| C | P | S | Mn | Si | Cr | Ni | Al | Fe |
| Max | ||||||||
| 0.05 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 28.0~31.0 | Bal. | Max 0.50 | Max 1.0 |
| Yield strength | Tensile Strength | Elongation |
| Mpa | Mpa | % |
| 430 | 820 | 30 |
| Density (g/cm3) | 8.2 |
| Electrical resistivity at 20℃(Ωmm2/m) | 1.18 |
| Conductivity coefficient at 20℃ (WmK) | 14 |
| Coefficient of thermal expansion | |
| Temperature | Coefficient of Thermal Expansion x10-6/℃ |
| 20 ℃- 1000℃ | 17 |
| Specific heat capacity | |
| Temperature | 20℃ |
| J/gK | 0.46 |
| Melting point (℃) | 1380 |
| Max continuous operating temperature in air (℃) | 1250 |
| Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity
| 20℃ | 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ |
| 1 | 1.007 | 1.016 | 1.028 | 1.038 | 1.044 | 1.036 |
| 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ | 1200℃ | 1300℃ |
| 1.03 | 1.028 | 1.029 | 1.033 | 1.037 | 1.043 | - |
Style of supply
| Alloys Name | Type | Dimension | ||
| OhmAlloy118W | Wire | D=0.03mm~8mm | ||
| OhmAlloy118R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| OhmAlloy118S | Strip | W=8~250mm | T=0.1~3.0 | |
| OhmAlloy118F | Foil | W=6~120mm | T=0.003~0.1 | |
| OhmAlloy118B | Bar | Dia=8~100mm | L=50~1000 | |
|
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