GB/T 4340.4-2009 "Metal materials, Vickers Hardness test, Part 4: Hardness value table", this standard focuses on the Hardness value table of Vickers Hardness test for metal materials. It details the Vickers Hardness value corresponding to different test forces and the diagonal length of the indentation, providing key data support for the accurate determination of Vickers Hardness of metal materials. Whether it is metal material production, processing, or mass testing, the Hardness value table can help relevant personnel to quickly and accurately obtain Hardness data and promote industry standardization operations.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Abolish | ||
|---|---|---|---|
| CCS | H22 | ICS | 77.040.10 |
| Release Date | 2009-06-25 00:00:00 | Implementation Date | 2010-04-01 00:00:00 |