DBI-1, a digital indentation hardness tester, is the latest design and development of our company. It is characterized in that provided with a balance positioning, a digital display of hardness value, and a non disassembly calibration and adjusting. It is with good stability, convenient calibration, and high accuracy of detection. It is mainly used in aluminum processing industry, testing pure aluminum, soft aluminum, thick aluminum alloy, aluminum strip, aluminum rod, aluminum castings, aluminum forgings and aluminum alloy products. Also, it can be used for glass steel industry. The relevant standard is ASTM B648-00, ASTM HD2583-07, and GB / T 3854-2005.