Monel401
Monel 401 alloy (UNS N04401) is a nickel-based alloy material with good brazing properties and virtually non-magnetic properties. resistance welding
It is the best welding method for welding this material.
Content
Chemical composition of Monel401 (%)
| Element | Minimum(%) | Maximum(%) |
|---|---|---|
| Ni | 40 | 45 |
| Cu | remainder | remainder |
| Fe | - | 0.75 |
| Cr | - | 0.1 |
| Mn | - | 2.25 |
| Si | - | 0.25 |
| S | - | 0.25 |
| Co | - | 0.015 |
Physical properties of Monel401
| Property | Value | |
|---|---|---|
| Density g/cm3 | 8.91 | |
| Melting range ℃ | 1288-1343 | |
| resistivity | 4.98e-005 ohm-cm | |
| Heating energy | 0.414 J/g-°C | |
| Thermal conductivity | 21 W/m-°C | |
| magnetic | 1.0017(AT 78 0F) | |
| Coefficient of thermal expansion in./in./ F x 106 | ||
| 70-200F | 7.6 | |
| 70 - 500 F | 8.5 | |
| 70 - 1000 F | 9.2 |
Applications of Monel401
- Seamless water pipes and steam pipes in power plants
- Seawater exchanger and evaporator
- Sulfuric acid and hydrochloric acid environment
- Crude oil distillation
- Pump shafts and propellers for equipment used in deep sea water
- Used by the nuclear industry to manufacture equipment for uranium refining and isotope separation
- Manufacture of pumps and valves used in hydrochloric acid production equipment
