Principle & Structures of PHB-3000 Hydraulic Brinell Hardness TesterApr 28 , 2022It adopts hydraumatic principle which functions the hand-operated way to apply 3000kg test force. The central part of PHB-3000 is a small hydraulic system in which a release valve is used to control t...
Brinell Indentation Automatic Measuring SystemApr 26 , 2022Brinell hardness testing is more representative than other metal hardness testing methods because of its large test force and indenter diameter. However, the corresponding Brinell hardness value can b...
Maintenance of Webster Hardness TesterApr 21 , 2022The testers of this series are precision instruments, of which the service life mainly depends on the correct method of use and timely and proper maintenance. The following items should be taken into ...
Introduction of Barcol Hardness TesterApr 19 , 2022Barcol hardness tester is an indentation hardness tester. It was first produced by Barber Colman company in the United States. Model 934 is used for pure aluminum, softer aluminum alloy, aluminum plat...
Precautions for Using Coating Thickness GaugeApr 14 , 20221. Overburden thicknessThe proportion of measurement inaccuracy of coating thickness gauge for products with too thin coating will increase significantly, because the measurement error of thickness ga...
Calibration of Webster Hardness TesterApr 06 , 20221. Calibration of Full ScaleHold tight the handle directly to the bottom without putting the specimen in the opening othe hardness tester. As shown in Fig. 3, regulate the full-scale adjusting screw w...
Electric Portable Brinell Hardness TesterMar 31 , 2022The provisions of Brinell hardness testing method on the test force are generally 3000kgf, so the indentation is large, the hardness value is slightly affected by the microstructure segregation and un...
Magnetic Portable Hardness TesterMar 22 , 2022Based on the fact that it is impossible to conduct on-site Rockwell and Brinell hardness testing on large steel plates, steel pipes, shafts, molds, boilers, pressure vessels and pressure pipelines, Sh...
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