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116问答网 > 4.焊接钢材和铜材时,从焊接传热的角度看,哪一种对焊接热源的能流密度要求更高

4.焊接钢材和铜材时,从焊接传热的角度看,哪一种对焊接热源的能流密度要求更高

2025-03-15 04:05:10

推荐回答（2个）

回答1：

焊接钢材和铜材时从焊接传导的方向看，铜材对焊接热源的能流密度要求更高，这是由于钢材和铜材的热传导能力所决定的，铜热传导能力比钢材好。

回答2：

当然是铜材了，铜材的热导远远高于钢材，并且热散热要快于钢材，所以主要的热源的能量密度对铜材要高一些。

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