High manganese steel are widely used for its excellent abrasion resistance. However it is difficult to avoid defects of decarburization, grain growth, cracking and deformation during heat treatment.

高锰钢的优良耐磨性能使其有广泛的应用范围，但在热处理过程中却难以保证所要求的显微组织，并容易引起脱碳、晶粒长大、裂纹和变形。

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The results show that heat treatment can improve mechanical properties and wear resistance of the cast iron, and in combination with deformation, the effects are more remarkable.

结果表明：热处理能提高低合金白口铸铁力学性能和耐磨性能，与变形共同作用，效果更明显。

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Characteristics: This product, designed to locate the hole of the board in hole drilling, features good crimple resistance, heat resistance, burning resistance and deformation resistance.

本产品用于钻孔时对板的孔用，有一定的抗皱，抗热性，不易变形，不易烧焦等特点。

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