A treatment method for improving the comprehensive performance of cu‑fe‑c multiphase copper alloy
A technology with comprehensive properties and processing methods, applied in the field of preparation of high-strength and easy-to-process new multi-phase copper alloy materials, can solve the problems of high production cost and poor processing performance of high-strength and high-conductivity copper alloys
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Embodiment 1
[0024] The rapidly solidified 1# alloy is treated as follows. First, the cut cast block alloy is placed in a liquid nitrogen tank for cooling. The storage time is more than 130 minutes, and then the ultra-low temperature deformation is carried out. The deformation temperature: -100~-190°C , deformation: 45%, deformation method: synchronous rolling, the deformation of each pass is 10-20%; then put the ultra-low temperature rolled plate into the liquid nitrogen tank to cool for 8 minutes, deformation temperature: -100 ~ -190 ℃, Deformation amount: 25%, deformation method: synchronous rolling, deformation amount per pass: 5-20%; finally put the ultra-low temperature rolled plate into a liquid nitrogen tank to cool for 4 minutes, deformation temperature: -100~-190℃, deformation Amount: 10%, deformation method: synchronous rolling, deformation amount per pass: 5-20%; then it is subjected to low-temperature heat treatment at 100°C, and the heat treatment time is 1h; finally, 50% cold...
Embodiment 2
[0028] The rapidly solidified 2# alloy is treated as follows, the cut cast block alloy is placed in a liquid nitrogen tank for cooling, and the storage time is more than 130min, and then subjected to ultra-low temperature deformation, deformation temperature: -100~-190°C, Deformation amount: 40%, deformation method: synchronous rolling, the deformation amount of each pass is 10-20%; then put the ultra-low temperature rolled plate into the liquid nitrogen tank to cool for 3 minutes, deformation temperature: -100~-190℃, deformation Amount: 25%, Deformation method: Synchronous rolling, Deformation per pass: 5-20%; Finally, put the ultra-low temperature rolled plate into a liquid nitrogen tank to cool for 2 minutes, Deformation temperature: -100~-190℃, Deformation : 15%, deformation method: synchronous rolling, deformation amount per pass: 5-20%; then it is subjected to low-temperature heat treatment at 50°C, and the heat treatment time is 3 hours; finally, 40% cold-rolled deformat...
Embodiment 3
[0030] The rapidly solidified 2# alloy is treated as follows. First, put the cut block alloy into a liquid nitrogen tank for cooling. The storage time is more than 130 minutes, and then undergo ultra-low temperature deformation. The deformation temperature: -100~-190 ° C, Amount: 40%, deformation method: synchronous rolling, the deformation amount of each pass is 10-20%; then put the ultra-low temperature rolled plate into a liquid nitrogen tank to cool for 3 minutes, deformation temperature: -100 ~ -190°C, deformation amount : 25%, Deformation method: Synchronous rolling, Deformation per pass: 5-20%; Finally, put the ultra-low temperature rolled plate into a liquid nitrogen tank to cool for 2 minutes, Deformation temperature: -100~-190℃, Deformation: 15%, deformation method: simultaneous rolling, deformation amount per pass: 5-20%; then it is subjected to low-temperature heat treatment at 100°C, and the heat treatment time is 1h; finally, it is subjected to 50% cold rolling de...
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