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  • Application of hardness tester

    Application of hardness tester

    Hardness tester is an instrument for measuring the hardness of materials. According to the different materials being measured, hardness tester can be applied to different fields. Some hardness testers are used in the mechanical processing industry, and they mainly measur...
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  • Leaders of the Test Instrument Industry Association visiting

    Leaders of the Test Instrument Industry Association visiting

    On November 7, 2024, Secretary-General Yao Bingnan of the Test Instrument Branch of the China Instrument Industry Association led a delegation to visit our company for a field investigation of hardness tester production. This investigation demonstrates the Testing Instrument Association’s ...
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  • Brinell hardness scale

    Brinell hardness scale

    The Brinell hardness test was developed by Swedish engineer Johan August Brinell in 1900 and was first used to measure the hardness of steel. (1)HB10/3000 ①Test method and principle: A steel ball with a diameter of 10 mm is pressed into the material surface under a load of 3000 kg, and the inde...
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  • Rockwell Hardness Scale :HRE HRF HRG HRH HRK

    Rockwell Hardness Scale :HRE HRF HRG HRH HRK

    1.HRE Test Scale and Principle: · The HRE hardness test uses a 1/8-inch steel ball indenter to press into the material surface under a load of 100 kg, and the hardness value of the material is determined by measuring the indentation depth. ① Applicable material types:  Mainly applicable to softer...
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  • Rockwell Hardness Scale HRA HRB HRC HRD

    Rockwell Hardness Scale HRA HRB HRC HRD

    The Rockwell hardness scale was invented by Stanley Rockwell in 1919 to quickly assess the hardness of metal materials. (1) HRA ① Test method and principle: ·HRA hardness test uses a diamond cone indenter to press into the material surface under a load of 60 kg, and dete...
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  • Hardness test of anchor workpiece and fracture toughness Vickers hardness test of cemented carbide tool

    Hardness test of anchor workpiece and fracture toughness Vickers hardness test of cemented carbide tool

    It is very important to test the hardness of the anchor working clip. The clip needs to have a certain hardness during use to ensure the reliability and durability of its function. Laihua Company can customize various special clamps according to needs, and can use Laihua’s hardness tester f...
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  • Vickers hardness test method and precautions

    Vickers hardness test method and precautions

    1 Preparation before testing 1) The hardness tester and indenter used for Vickers hardness testing should comply with the provisions of GB/T4340.2; 2) The room temperature should generally be controlled within the range of 10~35℃. For tests with higher precision requirem...
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  • Hardness testing method of steel pipe by Laizhou Laihua Testing Instrument Factory

    Hardness testing method of steel pipe by Laizhou Laihua Testing Instrument Factory

    The hardness of a steel pipe refers to the material's ability to resist deformation under external force. The hardness is one of the important indicators of material performance. In the production and use of steel pipes, the determination of their hardness is very import...
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  • Rockwell Knoop and Vickers hardness testing methods for aluminum nitride ceramics and testing methods for metal rolling bearings

    Rockwell Knoop and Vickers hardness testing methods for aluminum nitride ceramics and testing methods for metal rolling bearings

    1.Rockwell Knoop Vickers hardness test method for aluminum nitride ceramics Since ceramic materials have a complex structure, are hard and brittle in nature, and have small plastic deformation, the commonly used hardness expressio...
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  • Head Up And Down Automatic Vickers Hardness Tester

    Head Up And Down Automatic Vickers Hardness Tester

    1. This hardness tester series is the latest Vickers hardness tester with a head-down structure launched by Shandong Shancai Testing Instrument Factory. Its system consists of: host (micro Vickers, small load Vickers, and large loa...
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  • Shancai head lifting type fully automatic Rockwell hardness tester

    Shancai head lifting type fully automatic Rockwell hardness tester

    With the upgrading of technology and equipment, the demand for intelligent hardness testers in the hardness test process of my country's manufacturing industry will continue to increase. In order to meet the high-end customers' dem...
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  • Characteristics of Brinell hardness tester and Brinell indentation image measurement system of Shancai

    Characteristics of Brinell hardness tester and Brinell indentation image measurement system of Shancai

    Shancai's electronic force-adding semi-digital Brinell hardness tester adopts a closed-loop control electronic force-adding system and an eight-inch touch screen operation. The data of various operation processes and test results can be display...
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