Precautions for Using Coating Thickness Gauge
1. 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...
More+
Introduction of Barcol Hardness Tester
Barcol 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...
More+
Maintenance of Webster Hardness Tester
The 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 ...
More+
Brinell Indentation Automatic Measuring System
Brinell 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...
More+
Principle & Structures of PHB-3000 Hydraulic Brinell Hardness Tester
It 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...
More+
Reasons for Difficulty in Loading Force to Hydraulic Brinell Hardness Tester (2)
Operate the booster bar and press the top of the head out. At this time, the oil level will gradually decrease. During operation, ensure that the oil level is always flush with the steps in the cylind...
More+
Reasons for Difficulty in Loading Force to Hydraulic Brinell Hardness Tester
PHB-3000 hydraulic Brinell hardness tester is added for 10 ~ 15s by repeating 3000kgf test force for 3 ~ 5 times, but sometimes the instrument will have difficulty in adding force. Now let's know ...
More+
Calibration Method of Digital Magnetic Hardness Tester
Before calibrating the magnetic hardness tester, the causes of instrument misalignment should be eliminated, including rough workpiece surface, unskilled test operation, insufficient load holding time...
More+
Introduction of Some Important Components of Digital Magnetic Hardness Tester
The PHBR-200 digital magnetic Brinell & Rockwell hardness tester independently developed by Shenyang TX has won patents from many countries. It has simple operation and high precision of test resu...
More+
Safety Precautions for Using Magnetic Series Hardness Tester
PHBR-200 series digital magnetic Brinell & Rockwell hardness tester is a portable hardness tester product independently developed by our company and patented by many countries, which can be applie...
More+
Introduction of Shear Pin Hardness Tester
The shear pin type Brinell hardness tester can complete the Brinell hardness test of the workpiece by consuming only one cheap shearing pin at a time. The working principle of this instrument is that ...
More+
Precautions When Using Shear Pin Brinell Hardness Tester
Shear pin Brinell hardness tester is easy to use and has been widely used in casting, forging, steel, heat treatment and other fields. There are several precautions when using the shear pin Brinell ha...
More+
English
