天气预报 > 教育 > 锻造和铸造怎么区别
锻造和铸造怎么区别
更新时间: 2021-04-02 17:08:38  

1、锻造:用锤击等方法,使在可塑状态下的金属材料成为具有一定形状和尺寸的工件,并改变它的物理性质。

2、铸造:将金属熔化成液体后浇入模子里,经冷却凝固、清理后获得所需形状的铸件的加工方法。能制成形状复杂的各类物件。

关键词: 锻造 铸造 怎么 区别

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