China Nickel Chrome Alloy 0cr30ni70 Nikrothal 70 Alloy 710 1250c Furnace Heating Wire Strip, Find details about China 0cr30ni70, Nickel Chrome Alloy from Nickel Chrome Alloy 0cr30ni70 Nikrothal 70 Alloy 710 1250c Furnace Heating Wire Strip
Nickel Chrome Alloy 0Cr30Ni70 Nikrothal 70 Alloy 710 1250ºC 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 20ºC(ohmmm2/m) | 1.18 |
Conductivity coefficient at 20ºC (WmK) | 14 |
Coefficient of thermal expansion | |
Temperature | Coefficient of Thermal Expansion x10-6/ºC |
20 ºC- 1000ºC | 17 |
Specific heat capacity | |
Temperature | 20ºC |
J/gK | 0.46 |
Melting point (ºC) | 1380 |
Max continuous operating temperature in air (ºC) | 1250 |
Magnetic properties | non-magnetic |
Temperature Factors Of Electrical Resistivity
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
1 | 1.007 | 1.016 | 1.028 | 1.038 | 1.044 | 1.036 |
700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
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 |
2. Production Progress
3. Application
4. Package Reference
5. Our Service
6.Question and Answer
Q1:How can I contact with your company?
Q2:Do you provide free samples?
A2:Yes,we can provide free samples for your testing,but buyer should bear the shipping costs.
Q3:What is your payment terms?
A3:30% in advance,balance after receiving the copy of B/L. T/T,L/C,Western Union,Paypal is OK.
Q4:What is your lead time?
A4:On normal condition,the lead time is 7 days after the payment. Special order or quantity is subject to the negotiation.