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Q390B steel plate is a kind of low-alloy high-strength structural steel, which not only has the characteristics of high-strength steel, but also belongs to the ···
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The hardness of steel is closely related to its internal structure, especially the dislocation in the structure. Dislocation is a kind of microscopic defects in···
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After finishing lines such as cutting the head, cutting the tail, cutting the edge and straightening and leveling for multiple passes, the straight hair coil is···
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Hot rolling is a rolling process that is carried out above the recrystallization temperature.
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Ordinary medium and thick steel plate: Advantages: smooth surface, good quality, easy processing, relatively low price. Disadvantages: internal bubbles, impurit···
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