This standard applies to iron-nickel-cobalt based expansion alloy materials in space optoelectronics, semiconductor industry and Miscellaneous harsh deep and low temperature application environments, such as 4J329D bars, fans, foils, strips, wires, pipes, etc. The standard specifies the order content, classification and code, size, shape, weight, technical requirements, test methods, inspection rules, Encasement, signs and mass certificates of the alloy materials, providing a reliable technical basis for the application of these materials under extreme low temperature conditions.
| Status | Active |
|---|---|
| CCS | H58 | ICS | 77.140.99 |
| Release Date | 2020-06-02 00:00:00 | Implementation Date | 2021-01-01 00:00:00 |