The test principle and accuracy of our hardness testers are all in comply with the requirements of applicable ISO standards. Our hardness testers are accurate and have been used by worldwide customers. All types of our Rockwell hardness testers have been tested by National Institute of Metrology and the errors are less than 1.5 HR, which meet the requirements of applicable ISO standards. Testing Instruments founded in 1993 with 5.6 million registered capitals and self-built factory of 4600m2, is a high-tech corporation with main feature of persistent new products development and specializing in manufacturing portable hardness testers. Our Hardness Testers have provided many ways of hardness testing for on-site, quick and accurate testing on metal materials and metal parts, especially on large and extra-large work pieces.

We at Tianxing strive to cut our costs in a number of ways. Continuing training for our specialized staff to improve production efficiency reduces our labor costs. By performing regular, intensive maintenance and annual shutdown overhauling of our manufacturing equipment, we prolong service life, thus effectively reducing our replacement costs. With over a decade of experience and effort, our high quality, economically priced products like Rockwell scale, Barcol impressor, portable hardness tester, etc., are well received in Europe, Asia, North America, Africa, South Africa, and Oceania.