The latest standards for universal testing machines in 2013

Standards for Universal Testing Machines in 2013:
According to the provisions of the national quality supervision department, the National Standards Management Committee has issued relevant standards for universal testing machines in 2013. Jinan Hengsi Shanda Instruments Company has made the following summary, hoping it will be helpful to you:
1) The two levels of level 2 and level 3 in the test machine classification were cancelled (5.2 in 1996; 5.2 in this version);
2) The requirements for the coaxiality of the test machine with a capacity not exceeding 5kn (1996 edition of 5.3.2.1; 5.3.2.1 of this edition);
3) Added requirements for bending indenter and its two-support hardness (1996 edition 5.3.4.1; 5.3.4.1 of this edition);
4) The regulations that allow moving beams to be graded and speed regulation and corresponding graded number systems have been cancelled (5.3.5.2 of 1996; 5.3.5.2 of this version);
5) The regulations on the relative error index of the 0.5-level test machine speed and speed detection time were modified (5.3.5.3, 6.3.7 of the 1996 edition; 5.3.5.2, 6.3.9 of this edition);
6) Delete contents about calibration value drift and recording devices (5.4.1.4, 5.4.3 of 1996; 5.4.1.4 of this version);
7) The relative error of zero point, discriminant threshold, zero point drift technical indicators and calculation methods of force measurement system were modified (1996 edition of 5.4, 6.4; 5.4, 6.4 of this edition);
8) Added technical requirements and measurement methods for control system (5.7 and 6.7 of this edition);
9) Added technical requirements and detection methods for computer data acquisition systems (5.8 and 6.8 of this edition);
10) Modified some technical indicators of extensometers and added the requirements for extensometer resolution (1996 edition 5.5; this edition 5.5);

For more information on universal testing machines, please pay attention to the website of Jinan Hengsi Shanda Instrument Co., Ltd. http://www.hssdtest.com/