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发明公开
CN110116211A 一种选择性激光熔化AlSi10Mg合金制品的热处理方法 无效 - 撤回

一种选择性激光熔化AlSi10Mg合金制品的热处理方法
摘要：
本发明属于金属材料热处理技术领域，涉及一种选择性激光熔化AlSi10Mg合金制品的热处理方法。热处理是针对选择性激光熔化技术制备各种样品进行，以改善所制备样品的综合力学性能；热处理温度为120～300℃，保温时间为1～24h，随炉冷却；综合力学性能为屈服强度在195MPa-320MPa之间，抗拉强度在292MPa-501MPa之间，延伸率在4.3％-15.6％之间，电导率在26.2％IACS-45.6％IACS之间。本发明可利用铝加工工业中的现有设备，通过改热处理工艺实现对选择性激光熔化技术制备的AlSi10Mg合金综合性能的改善，获得优良性能的AlSi10Mg合金制品。
摘要（英）：

The invention belongs to the technical field of metal material heat treatment, and relates to a heat treatment method of an AlSi10Mg alloy product processed by selective laser melting. Heat treatmentis conducted on various samples which are manufactured by the selective laser melting technology so that the comprehensive mechanical properties of the manufactured samples can be improved. The heat treatment temperature ranges from 120 DEG C to 300 DEG C, the heat preservation time ranges from 1h to 24h, and furnace cooling is conducted; and according to the comprehensive mechanical properties, the yield strength ranges from 195 MPa to 320 MPa, the tensile strength ranges from 292 MPa to 501 MPa, the elongation ranges from 4.3% to 15.6%, and the electrical conductivity ranges from 26.2%IACS to 45.6%IACS. By the adoption of the heat treatment method of the AlSi10Mg alloy product processed by selective laser melting, existing equipment in the aluminum processing industry can be utilized, the improvement of the comprehensive performance of AlSi10Mg alloy which is manufactured by the selective laser melting technology is achieved through the heat treatment technology, and the AlSi10Mg alloy product with the excellent performance is obtained.

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