铸钢件硬度的影响

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      铸钢件的各向同性和铸钢件整体结构性强,因而提高了工程可靠性。再加上减轻重量的设计和交货期短等优点,在价钱和经济性方面有竞争优势。这种材料的硬度户产生哪些影响?以下是小编的整理:
  1、材质:一般是碳钢、锰钢、高合金钢,铸钢件不是特别硬;
  2、冷冻速度:这主要与模型有关。比如砂型模型的冷冻速度不是很快,会比金属的冷冻速度慢,但是沙子被水打湿后冷冻速度会很快。
  3、铸钢件的尺寸与形状:形状扁平,散热快,冷冻快;
  4、在形成铸钢件之后,坯料需要在加工之前进行退火以确定其硬度。即使成形后硬度较高,也可以通过成形后退火来降低本体的硬度。
       铸钢件的表面比较粗糙,不利于声耦合,表面硬度高,难以抛光。希望以上内容对你有帮助。
小编:Nancy
铸钢件

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