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Lathe machine operation with a worker demonstrating proper technique

Foreign experts teach their experience in developing auto parts

Changchun is the national key auto parts export base. In order to cooperate with the revitalization of the old industrial base in Changchun and the construction of the Changchun auto parts export base, Changchun auto parts companies can understand the international auto parts market, in order to e

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Lathe machine operation with a worker demonstrating proper technique

How to determine the uniaxial tensile strength of rock?

The shape and test method of the sample are shown in Figure 1. When the tensile force p is pulled off on the test machine, the tensile strength of the rock is: σ=10p/A, MPa The initial cross-sectional area of ​​the A-rock break section, cm 2 . Figure 1 Uniaxial tensile strength

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