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本文叙述了镁锌锆合金的主要特点,锆含量对合金机械性能以及结晶时晶粒度大小的影响,机械性能与铸件壁厚间的关系,铸件稳定性与时效规范间的关系,以及浇注温度对铸件热裂形成的影响。
This paper describes the main features of magnesium-zinc-zirconium alloy, the influence of zirconium content on the mechanical properties of the alloy and the grain size during crystallization, the relationship between the mechanical properties and the thickness of the casting, the relationship between the stability of the casting and the aging code, Impact on the hot cracking of castings.