Language :
SWEWE Member :Login |Registration
Search
Encyclopedia community |Encyclopedia Answers |Submit question |Vocabulary Knowledge |Upload knowledge
questions :brinell hardness what is?
Visitor (95.180.*.*)
Category :[Technology][Other]
I have to answer [Visitor (3.238.*.*) | Login ]

Picture :
Type :[|jpg|gif|jpeg|png|] Byte :[<1000KB]
Language :
| Check code :
All answers [ 1 ]
[Visitor (140.206.*.*)]answers [Chinese ]Time :2021-05-16
The principle of the determination of The Bush hardness is to use a certain size of experimental force F (N) (the unit of force is usually kg force kgf, Note: 1kgf.9)..8N, kgf means one kilogram of force), press a quenched steel ball or carbide ball with a diameter of D (mm) into the surface of the metal under test (Figure 1), remove the test force after a specified time, measure the average diameter of the indentation d (mm) with a reading microscope, and then find out the HB value of the cloth hardness according to the formula, or find the HB value from the prepared cloth hardness table according to d...
discipline

physics

range

8~650HBW

Search

版权申明 | 隐私权政策 | Copyright @2018 World encyclopedic knowledge