The Metrix+ Pen Type Ultra Portable Leeb Hardness Tester With Measuring Range 170_960 HLD, LHT 1 is a precision instrument used to determine the hardness or resistance to deformation of a material. This critical tool finds applications in a wide range of industries, including manufacturing, engineering, and quality control, where knowing the hardness of materials is essential for ensuring product performance and safety. Hardness is a material property that indicates its ability to withstand permanent deformation or indentation. Hardness testers provide quantitative measurements that are crucial for selecting the right materials for specific applications, evaluating the quality of manufactured parts, and detecting material defects. There are various methods of hardness testing, each suited to different materials and testing conditions. Common hardness testing methods include Rockwell, Brinell, Vickers, and Knoop hardness tests, each with its own set of indenters and testing procedures. Some testers are portable and handheld, while others are large, stationary machines, depending on the scale and precision of the hardness measurements required. In manufacturing, hardness testing is used to assess the hardness of metals, alloys, plastics, and other materials to ensure they meet desired specifications and industry standards. For example, in the aerospace industry, hardness testing is crucial for determining the durability and safety of aircraft components. In construction, it helps assess the hardness of concrete, ensuring structural integrity. In summary, hardness testers are indispensable tools for quality control, material selection, and ensuring the safety and performance of various products and structures across diverse industries. They are essential in maintaining product standards and the reliability of materials used in engineering and manufacturing processes. Hardness scales HL, HB, HRC, HRB, HRA, HV, HS Measuring range 170 ~ 960 HLD Measuring direction 360° Memory 600 units Accuracy 760 +30HLD: +6HLD 530 +40HLD: +10HLD Standard Impact Device D integrated Max. Workpiece Hardness 900 HLD Min. Radius of Workpiece Rmin = 50mm (with special support ring Rmin= 10mm) Min. Workpiece weight 2~5kg on stable support ; 0.05~2kg with compact coupling Min. Workpiece thickness 5mm Min. thickness of hardened 0.8mm layers Average Surface Roughness of Work piece 1.6 um(Ra) Power 3.7V rechargeable Li-Ion battery Continuous Working time approx. 60 h (without backlight) Operating temperature 0~40℃ Relative humidity ≤90% Overall dimensions 153 x 54 x 24mm Weight 250g Standard Configuration Main Unit with integrated impact device D, Leeb Standard Test Block, charger, cleaning brush, small supporting Ring, manual, carrying case.

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