Hardness Index Of Stainless Steel Pipe

Hardness index of stainless steel pipe

1. Brinell hardness (HB): Brinell hardness is a method by measuring the diameter of the indentation A way to express the hardness of a material. It is suitable for hardness testing of most stainless steel pipes Tried, but may not work well with harder or thinner steel.

2. Rockwell hardness (HR): The Rockwell hardness test is similar to the Brinell hardness test. But it measures the exact value of the indentation depth. Rockwell hardness test is widely used. Can be used to measure metal materials from extremely soft to extremely hard. Among them, HRC is used in steel pipes It is widely used in standards.

3. Vickers hardness (HV): Vickers hardness test is a method that is suitable for thin Metal materials, and suitable for surface layer hardness measurement methods. it has brinelling and Rockwell hardness tests, while overcoming their fundamental disadvantages.

In practical applications, the hardness measurement of stainless steel pipes is usually based on the Specifications, uses and related standards to select the appropriate hardness index for testing. It should be noted that the testing methods and equipment for different hardness indicators are also different. Therefore, when conducting hardness testing, ensure that appropriate equipment and methods are used.