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On the moh's hardness scale: 3-4

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What is the unit for brinell hardness number?

The unit of Brinell Hardness Number is same as that for stress.


The Hardnes of a feldspar?

Its about 2.2


Formula for Vickers to Brinell conversion?

The formula to convert Vickers to Brinell hardness is: Brinell Hardness = (2.025 x Vickers Hardness).


When did Johan August Brinell die?

Johan August Brinell died in 1925.


When was Johan August Brinell born?

Johan August Brinell was born in 1849.


What is the Brinell scale used for?

Determining the hardness of materials is the purpose of a Brinell scale. The Brinell scale is one of several items used in the definition of hardness in materials science.


How do you convert brinell hardness number to ultimate tensile strength?

Ultimate Tensile Strength is the (BHN*500)


Define hardness as it is measured on a rockwell or brinell testing instrument?

hardness as it is measured on a rockwell or brinell testing instrument


What is the main difference between rockwell and brinell hardness?

Both are two different scales of hardness measurement.


How do you calculate Brinell hardness number?

Brinell hardness number is calculated by dividing the applied load in kilograms by the surface area of the resulting indentation in square millimeters. The formula is expressed as: ( \text{Brinell Hardness Number (BHN)} = \frac{\text{Applied Load (kg)}}{\pi \times \text{Indentation Diameter (mm)} \times (\text{Diameter of Ball (mm) - Indentation Diameter (mm)})} ).


What Three tests that can be done to indentify a mineral?

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Is hardnes an extensive property?

No. It is an intensive property because it is not dependent upon the amount of material.