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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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
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...Read more -
Customized Automatic Rockwell Hardness Tester for Shaft hardness testing
Today , Let’s take a look at one special Rockwell hardness tester for shaft testing, equipped with a special transverse workbench for shaft workpieces, which can automatically move the workpiece to achieve automatic dotting and automatic measur...Read more -
Classification of various hardness of steel
The code for metal hardness is H. According to different hardness test methods, the conventional representations include Brinell (HB), Rockwell (HRC), Vickers (HV), Leeb (HL), Shore (HS) hardness, etc., among which HB and HRC are more commonly used. HB has a wider range ...Read more
