6j22 (executive standard GB / T 15018-1994 JB / t5328)
6j22 chemical composition:
*37329 | % | *38124; | *30967 | *30827; | *38221; | *38109 | *30899 | *38192; | *30789 | 38081; |
6J22 | (a) | 19 | td> | 20313; | 2.7 | 0.5 | 2.0 | |||
(c) | 21.5 | 0010 | 0010 | 37327; | 3.2. | 04 | 1.5. | 0.2 | 3.0 |
Physical performance of 6j22:
density | 8.3 g/cm3 | resistivity(20℃) | 1.33 μΩ·m |
melting point | 1372-1416℃ | thermal conductivity | 15 W/(m·K) |
6j22 solution state, mechanical properties of the alloy at room temperature:
Alloy state | tensile strengthσb (Mpa) | ElongationA5 % |
6J22 | ≥690 | ≥18 |
This alloy has the following properties:
80ni-20cr is mainly composed of nickel, chromium, aluminum and iron. The resistivity is about three times higher than that of manganin, and it has a lower temperature coefficient of resistance and a lower thermal potential for copper. It has a good long-term stability of resistance and oxidation resistance, and a wide use temperature
Metallographic structure of 6j22:
6j22 alloy is single-phase austenite structure
The application fields of 6j22 include:
1. It is suitable for making precise resistance elements in various measuring instruments and meters
2. Suitable for making precise micro resistance elements and strain gauges
Products of our company:
Silk strip
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