Portable Brinell Hardness Tester's Application in Power Plant
With the domestic production and construction more and more tend to use the clean energy of electric energy, the domestic power plant construction is also gradually increasing, and the relevant equipm...
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How to Replace Webster Hardness Tester's Indenter
With selling of the products, customers will feedback some after-sales problems. According to these problems, we summarized some common problems and matters needing attention when customers use Webste...
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Choosing of Suitable Anvil for Superficial Portable Rockwell Hardness Tester
Not long ago, we encountered customer consultation. The hardness value deviation of the inner wall of the produced tubular parts is large. Customer is confused about what problem has occurred. The mai...
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Precautions for Using ED400 Eddy Current Thickness Gauge
Eddy current thickness gauge is a convenient and compact instrument used to measure the thickness of insulating coating on non-magnetic metal substrate. It is widely used to measure the thickness of a...
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Several Factors Affecting the Accuracy of Rockwell Hardness Measurement
1. Roughness of sample surfaceThe Rockwell hardness test method is obtained by applying an initial test force first and then the main test force. If the surface roughness of the sample is too large, t...
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Treatment Method of PHB-3000 Hydraulic Brinell Hardness Tester When Out of Tolerance
Brinell hardness test has the advantages of good hardness representation, stable test data and good reproducibility. It is widely used in hardness testing of metal parts in electric power, pressure ve...
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Use of Brinell Hardness Indentation Reading Microscope
1. Observe the eyepiece. There is a scale in the lens. Rotate the drum on one side of the reading microscope to align the vertical line in the lens with the zero scale line on the scale.2. Place the z...
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Rockwell or Brinell Hardness Measurement of Small Diameter Tubes
Small diameter pipe is widely used in industrial production. How to conveniently prepare and efficiently detect the hardness of small diameter pipe on the production site is an important link to impro...
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Introduction of Several Common Hardness Units
There are many hardness testing methods, so there are many units. The same hardness testing method will have different hardness units due to different forces and indenters. Usually, one hardness testi...
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Application of Pin Brinell Hardness Tester
At present, there are two types of shear pin Brinell hardness tester, one is PHB-1 hammer type shear pin Brinell hardness tester; The other is PHB-150 shear pin Brinell hardness tester. In addition to...
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How to Protect the Indenter of Hardness Tester
Indenter is the part of the hardness tester that directly contacts the workpiece. The normal use of the indenter is directly related to the accuracy of the hardness measurement value. Our after-sales ...
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Elements that Affect the Accuracy of Hardness Testing
Improper preparation or operation in actual work will reduce the accuracy of hardness testing. Here are some aspects to pay attention to in hardness testing:1. Workpiece surfaceBefore hardness testing...
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