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What is the difference betwwen Q235A, Q235B, Q235C and Q235D?
2022-04-15 10:13:10

Q235 steel is divided into four types: Q235A, Q235B, Q235C and Q235D. This is the distinction of grades, which mainly represents the difference of impact temperature in performance!

Q235 class A, no impact;

Q235B grade, 20 degree normal temperature impact;

Q235C, 0 degree impact;

Q235d grade, which is - 20 degree impact.

At different impact temperatures, the impact values are also different.

The main mechanical properties of Q235 steel are as follows: yield strength: 235Mpa; Tensile strength: 375-460Mpa; Elongation 26%; Impact energy: 27J.

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