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https://www.txinstruments.com/products/magnetic-brinell-rockwell-hardness-tester/

In recent years, the magnetic series Brinell and Rockwell hardness tester developed and produced by TX Company has been widely used in electric power, heat treatment, special inspection institutes at all levels and other industries and scientific research units. It can complete Brinell or Rockwell measurement of work pieces on the spot without moving or damaging the work piece, which is convenient and accurate to solve the on-site hardness detection of large plates, shafts, steel pipes, molds and weldments to a great extent.

This series of products include: PHBR-300 Automatic Magnetic Brinell and Rockwell Hardness Tester, PHBR-200 Digital Magnetic Brinell and Rockwell Hardness Tester and PHBR-100 Magnetic Brinell and Rockwell Hardness Tester.