Máy đo độ cứng Brinell di động IMAI
This tester enables to have an approximate value of Brinell hardness of various materials by testing them with a steel ball of l0 mm in diameter and 3,000kgf． 〔Adjusting the Hardness〕 a. Remove the closing cap (1). b．Remove the screw (3B)． c．For raising the hardness: Turn the cone sleeve (2) to the right． d．For lowering the hardness: Turn the cone sleeve (2) to the le