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Aluminum alloy and production process thereof

A production process and technology for aluminum alloys, applied in the field of aluminum alloy materials, can solve the problems that parts cannot meet production needs, and achieve the effects of good welding performance, high strength and pressure resistance.

Inactive Publication Date: 2016-01-20
刘振宇
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, in some mechanical equipment, parts and equipment made of alloy materials with high strength, strong pressure resistance, strong corrosion resistance and good welding performance are required. The parts of ordinary materials can no longer meet the production needs.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0021] An aluminum alloy composed of the following chemical composition in weight ratio: Cu0.5%, Fe0.4%, Si0.1%, Ti0.01%, Mg0.72%, Zinc 4.5%, Mn0.02%, Cr0.05%, the balance is aluminum.

[0022] A kind of production technology of aluminum alloy, carries out according to the following steps:

[0023] 1) Electrolyze the primary aluminum liquid and analyze the components of the primary aluminum liquid;

[0024] 2) Add aluminum liquid with a content of more than 99.5% in the furnace, and control the temperature between 760°C; add Cu0.5%, Fe0.4%, Si0.1%, Ti0.01%, Mg0.72%, zinc 4.5%, Mn0.02%, Cr0.05%; keep at a temperature of 760°C for 30 minutes, and stir evenly with an electromagnetic stirrer for half an hour. After analysis before the furnace, it is determined that the content of each element in the chemical composition meets the requirements;

[0025] 3) The prepared aluminum liquid is refined by blowing powder refining agent into the melt with nitrogen gas. The amount of refin...

Embodiment 2

[0033] An aluminum alloy, composed of the following chemical composition of weight ratio: Cu0.65%, Fe0.4%, Si0.1%, Ti0.02%, Mg0.80%, zinc 5.2%, Mn0.02%, Cr0.05%, the balance is aluminum.

[0034] A kind of production technology of aluminum alloy, carries out according to the following steps:

[0035] 1) Electrolyze the primary aluminum liquid and analyze the components of the primary aluminum liquid;

[0036] 2) Add aluminum liquid with a content of more than 99.5% in the furnace, and control the temperature between 800 ° C; add Cu0.65%, Fe0.4%, Si0.1%, Ti0.02%, Mg0.80%, zinc 5.2%, Mn0.02%, Cr0.05%; keep at 800°C for 40 minutes, and stir evenly with an electromagnetic stirrer for half an hour. After furnace analysis, it is determined that the content of each element in the chemical composition meets the requirements;

[0037] 3) The prepared aluminum liquid is refined by blowing powder refining agent into the melt with nitrogen gas. The amount of refining agent is 1.2 kg / ton...

Embodiment 3

[0045] An aluminum alloy composed of the following chemical composition in weight ratio: Cu0.60%, Fe0.4%, Si0.1%, Ti0.02%, Mg0.75%, Zinc 5.0%, Mn0.02%, Cr0.05%, the balance is aluminum.

[0046] A kind of production technology of aluminum alloy, carries out according to the following steps:

[0047] 1) Electrolyze the primary aluminum liquid and analyze the components of the primary aluminum liquid;

[0048] 2) Add aluminum liquid with a content of more than 99.5% in the furnace, and control the temperature between 800°C; add Cu0.60%, Fe0.4%, Si0.1%, Ti0.02%, Mg0.75%, zinc 5.0%, Mn0.02%, Cr0.05%; keep at a temperature of 780°C for 30 minutes, and stir evenly with an electromagnetic stirrer for half an hour. After analysis before the furnace, it is determined that the content of each element in the chemical composition meets the requirements;

[0049] 3) The prepared aluminum liquid is refined by blowing the powder refining agent into the melt with nitrogen gas. The amount of...

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PUM

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Abstract

The invention discloses aluminum alloy and a production process thereof. The aluminum alloy is composed of, by weight, 0.5-0.65% of Cu, 0.4% of Fe, 0.1% of Si, 0.01-0.02% of Ti, 0.72-0.80% of Mg, 4.5-5.2% of Zn, 0.02% of Mn, 0.05% of Cr and the balance aluminum. A finished aluminum alloy product is obtained through the steps of raw aluminum liquid electrolysis, copper and iron agent adding, component analysis, electromagnetic stirring, aluminum liquid component content determination, temperature adjustment, furnace interior purification, furnace interior standing, furnace exterior purification, on-line degassing, continuous casting, blank shearing, continuous rolling, take-up and package and detection. The aluminum alloy has the beneficial effects that the obtained aluminum alloy is high in strength and pressure resistance, resistant to corrosion and good in welding performance.

Description

technical field [0001] The invention relates to the technical field of aluminum alloy materials, in particular to an aluminum alloy and a production process thereof. Background technique [0002] At present, in some mechanical equipment, parts and equipment made of alloy materials with high strength, strong pressure resistance, strong corrosion resistance and good welding performance are required, and parts of ordinary materials can no longer meet production needs. Contents of the invention [0003] The purpose of the present invention is to overcome the above disadvantages and provide an aluminum alloy and its production process. [0004] To achieve the above object, the present invention is achieved through the following technical solutions: [0005] An aluminum alloy composed of the following chemical components in weight ratio: Cu0.5-0.65%, Fe0.4%, Si0.1%, Ti0.01-0.02%, Mg0.72-0.80%, zinc 4.5- 5.2%, Mn0.02%, Cr0.05%, and the balance is aluminum. [0006] A kind of p...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C21/10C22C1/06C22C1/02
Inventor 刘振宇
Owner 刘振宇