Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

High-strength aluminum alloy and manufacturing process thereof

A production process and technology for aluminum alloys, applied in the field of aluminum alloys, can solve the problems of inability to meet the processing and forming, surface quality and heat treatment, and restrictions on the use of high-strength aluminum alloy materials, and achieve the effect of good aging resistance and stability.

Active Publication Date: 2016-07-27
贵州航天风华精密设备有限公司
View PDF3 Cites 8 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the number and scope of high-strength aluminum alloys used in the industrial field are increasing, but there are many problems in the alloy aluminum in the prior art, which cannot meet the requirements of processing and forming, surface quality and heat treatment, which makes the high-strength aluminum alloy materials Use in industrial fields is limited

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0019] A high-strength aluminum alloy provided by the present invention, the aluminum alloy material is composed of the following components in weight percentage: Zn: 1.5%, Mg: 0.8%, Mn: 0.01%, Zr: 1.0%, W: 0.1% , V: 0.1%, B: 0.01%, Ti: 2%, Si: 0.1%, Ni: 0.01%, Sr: 0.05%, Bi: 0.15%, Fe: 0.1%, Pb: 0.01%, Cr: 0.08% ; The rest are Al.

[0020] Its manufacturing process includes the following steps:

[0021] (1) Preheat the melting furnace for 15 minutes, put pure aluminum ingots into the furnace, heat to 700 ° C, and keep the temperature of the melted aluminum liquid at a constant temperature for 20 minutes; fully melt the pure aluminum ingots, then add silicon and manganese to the aluminum liquid to melt in turn, Then lower the temperature to 660°C and completely press the magnesium into the alloy liquid;

[0022] (2) Add the remaining alloy components into the alloy liquid, keep it warm for 20 minutes, then raise the temperature to 750°C, add the refining agent into the alloy...

Embodiment 2

[0028] A high-strength aluminum alloy provided by the present invention, the aluminum alloy material is composed of the following components in weight percentage: Zn: 2.5%, Mg: 1.5%, Mn: 0.1%, Zr: 2.2%, W: 0.3% , V: 0.3%, B: 0.03%, Ti: 4%, Si: 0.5%, Ni: 0.03%, Sr: 0.08%, Bi: 0.35%, Fe: 0.4%, Pb: 0.1%, Cr: 0.15% ; The rest are Al.

[0029] Its manufacturing process includes the following steps:

[0030] (1) Preheat the melting furnace for 25 minutes, put pure aluminum ingots into the furnace, heat to 730 ° C, and keep the temperature of the melted aluminum liquid for 30 minutes; fully melt the pure aluminum ingots, then add silicon and manganese to the aluminum liquid to melt in turn , and then lower the temperature to 700°C to completely press the magnesium into the alloy liquid;

[0031] (2) Add the remaining alloy components into the alloy solution, keep it warm for 30 minutes, then raise the temperature to 800°C, add the refining agent into the alloy solution, and keep it...

Embodiment 3

[0037] A high-strength aluminum alloy provided by the present invention, the aluminum alloy material is composed of the following components in weight percentage: Zn: 2%, Mg: 1%, Mn: 0.07%, Zr: 1.8%, W: 0.2% , V: 0.2%, B: 0.02%, Ti: 3%, Si: 0.3%, Ni: 0.02%, Sr: 0.06%, Bi: 0.25%, Fe: 0.2%, Pb: 0.06%, Cr: 0.1% ; The rest are Al. .

[0038] Its manufacturing process includes the following steps:

[0039] (1) Preheat the melting furnace for 20 minutes, put pure aluminum ingots into the furnace, heat to 720 ° C, and keep the temperature of the melted aluminum liquid for 25 minutes; fully melt the pure aluminum ingots, then add silicon and manganese to the aluminum liquid to melt in turn , and then lower the temperature to 680°C to completely press the magnesium into the alloy liquid;

[0040] (2) Add the remaining alloy components into the alloy solution, keep it warm for 25 minutes, then raise the temperature to 780°C, add the refining agent into the alloy solution, and keep it...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention provides a high-strength aluminum alloy and belongs to the technical field of aluminum alloys. The material of the aluminum alloy is composed of the following components including, by weight, 1.5%-2.5% of Zn, 0.8%-1.5% of Mg, 0.01%-0.1% of Mn, 1.0%-2.2% of Zr, 0.1%-0.3% of W, 0.1%-0.3% of V, 0.01%-0.03% of B, 2%-4% of Ti, 0.1%-0.5% of Si, 0.01%-0.03% of Ni, 0.05%-0.08% of Sr, 0.15%-0.35% of Bi, 0.1%-0.4% of Fe, 0.01%-0.1% of Pb, 0.08%-0.15% of Cr, and the balance Al. The high-strength aluminum alloy prepared through match of the raw materials, proportion and manufacturing process is high in strength property; a test shows that the yield strength of the high-strength aluminum alloy can reach 780 Mpa, the tensile strength of the aluminum alloy reaches 1000 Mpa or above, and the elongation of the aluminum alloy is about 20%; and the high-strength aluminum alloy is good in anti-aging stability, ductility and comprehensive toughness.

Description

technical field [0001] The invention belongs to the technical field of aluminum alloys, and in particular relates to a high-strength aluminum alloy and a manufacturing process thereof. Background technique [0002] Aluminum alloy is an alloy composed of aluminum and other elements. It is the most commonly used material in structural engineering. It has small specific gravity, good heat transfer, good electrical conductivity, environmental protection, and recyclable recycling. It is widely used in 3C, automobiles, etc. Various fields such as transportation, home furnishing, aerospace, chemical industry, rocket, etc. At present, the number and scope of high-strength aluminum alloys used in the industrial field are increasing, but there are many problems in the alloy aluminum in the prior art, which cannot meet the requirements of processing and forming, surface quality and heat treatment, which makes the high-strength aluminum alloy materials Use in industrial fields is limit...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
IPC IPC(8): C22C21/00C22C21/10C22C1/02C22C1/06C22F1/04C22F1/053
CPCC22C1/026C22C1/06C22C21/00C22C21/10C22F1/04C22F1/053
Inventor 李翔光王德细俞开升陈春喜于丹敖四海王昌明程国栋李伟梁益龙
Owner 贵州航天风华精密设备有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com