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International Standard Category: Other non-ferrous metals and their alloys |
Category No.: | 77.120.99 | Valid Status: | superseded |
Issued Organization: | AQSIQ;SAC | Issued Date: | 2013-11-27 |
Implemented Date: | 2014-8-1 | Abolished Date: | |
Superseded Standard.: | GB/T 29918-2023 Rare earth-based hydrogen storage alloys—Test method for measurement of pressure-composition isotherm (PCI) |
Superseded Date: | 2024-3-1 |
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