Released on December 28, 2023, State Administration for market Regulation and Standardization Administration of China have issued an announcement (No. 19,2023 ), and 3,673 Chinese national standards were completed review.These six standards are under the jurisdiction of the National Foundry Standardization Technical Committee (SAC/TC 54), as shown in the table below.
Table 1 Overview of six national standards
|
No. |
Standard number |
Tittle |
Conclusion |
|
1 |
GB/T 5612-2008 |
Code for representing cast iron |
Revised |
|
2 |
GB/T 6414-2017 |
Castings-Dimensional tolerances and geometrical tolerancesand machining allowances |
Revised |
|
3 |
GB/T 8063-2017 |
Designation of cast nonferrous metals and their alloys |
Confirmed |
|
4 |
GB/T 13822-2017 |
Test specimens for nonferrous diecasting alloys |
Confirmed |
|
5 |
GB/T 5611-2017 |
Foundry terminology |
Confirmed |
|
6 |
GB/T 15117-1994 |
Copper alloy die castings |
Revised |
The article is from the secretariat of National Technical Committee 54 on Foundry of Standardization Administration of China.