X20H30YUS nichrome table
Nichrome Kh20H30YUS (GS-40)
Nichrome Cr20H30 Characteristics (pdf)
| Description | Characteristics |
|---|---|
| ALLOY | Ni30Cr20 |
| material | 1.4725 |
| Designation | Cr15Al5 |
| DIN | 17 470 |
| UNS designation | K 92 500 |
| ASTM | B 603-1 |
| AMS | --- |
CHEMICAL COMPOSITION, (%)
| Description | Characteristics |
|---|---|
| Chrome, (Cr) | 19.0- 21.5 |
| Aluminium, (Al) | Max 0.3 |
| Carbon, (C) | (C) 0.06 max. |
| Nickel, (Ni) | 30.0 - 31.5 |
| Manganese, (Mn) | 30.0 - 31.5 Manganese (Mn) Max 1.0 |
| Silicon, (Si) | 1.80 - 3.00 |
| Copper, (Cu) | --- |
| Titanium, (Ti) | Max 0.6 |
| Iron, (Fe) | Base |
| The rest | Zr, (Fe) Max 0.3 |
MECHANICAL PROPERTIES AT ROOM TEMPERATURE
| Description | Characteristic |
|---|---|
| Number of bends, (times) | > 7 |
| Relative elongation, % | > 20 |
PHYSICAL PROPERTIES AT ROOM TEMPERATURE
| Description | Characteristics |
|---|---|
| Density, g/cm³ | 8,3 |
| Hardness, HB | 200-260 |
| Tensile strength, MPa | 637-784 |
| Specific electrical resistance, Ohm*mm2/m | 1.12 |
| Maximum operating temperature, deg (ºС) | 1100 |
| Melting temperature, deg (ºС) | 1390 |
| Magnetic Properties | Low magnetic |
OPERATION TIME
| Description | Characteristic | Time |
|---|---|---|
| Diameter 6.0 mm or more | At T=1300 °C | More than 4500 hours |
| Diameter 3.0-6.0 mm | At T=1200°C | More than 2500 hours |
| Diameter 1.5-3.0 mm | At T=1150ºC | More than 2500 hours |
| Diameter 0.4-1.5 mm | At =11 500 ºC | More than 1500 hours |
MATERIAL DESCRIPTION: - High corrosion resistance in air environment, in oxidizing media, in vacuum;
BASIC APPLICATIONS: Firing and drying furnaces, high-temperature furnaces, resistance elements, heaters, industrial elements.
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