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High-strength magnesium alloy material

A magnesium alloy, high-strength technology, applied in the field of non-ferrous metal material manufacturing, can solve the problems of insufficient strength of magnesium alloys, and achieve the effect of easy control of the process and safe operation

Inactive Publication Date: 2018-12-25
NANJING MINGLUN NONFERROUS METAL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Purpose of the invention: In view of the insufficient strength of the above-mentioned existing magnesium alloys, the present invention provides a high-strength magnesium alloy material

Method used

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Examples

Experimental program
Comparison scheme
Effect test

specific Embodiment 1

[0013] A high-strength magnesium alloy material, its composition by weight includes: Al: 4%, Zn: 0.5%, Mn: 0.004%, Ni: 0.002%, C: 0.001%, Gu: 0.001%, Be: 0.001%, Other weight components are magnesium and impurities involved in the magnesium refining process.

[0014] Use the following method steps:

[0015] (a) first preheating Al, Zn, Mn, Ni, Gu, and magnesium, the preheating temperature is 200°C, the time is 15 minutes, and then put into a drying box for drying;

[0016] (b) Extruding the preheated metal billet in step (a), with an extrusion ratio of 10.

[0017] (c) adding C and Be to the metal blank processed through step (b) and putting it into a crucible for melting and casting, the melting and casting temperature is divided into three stages: the temperature of the first stage is controlled at 550 ° C, and the time is 20 minutes; the second stage The temperature is controlled at 780°C, and the time is 20 minutes; the third stage temperature is greater than or equal to...

specific Embodiment 2

[0019] A high-strength magnesium alloy material, its composition by weight includes: Al: 5%, Zn: 0.7%, Mn: 0.006%, Ni: 0.003%, C: 0.002%, Gu: 0.001%, Be: 0.001%, Other weight components are magnesium and impurities involved in the magnesium refining process.

[0020] Cast using the following steps:

[0021] (a) first preheating Al, Zn, Mn, Ni, Gu, and magnesium, the preheating temperature is 250 ° C, the time is 15 minutes, and then put into a drying box for drying;

[0022] (b) Extruding the preheated metal billet in step (a), with an extrusion ratio of 15.

[0023] (c) adding C and Be to the metal blank processed through step (b) and putting it into a crucible for melting and casting, the melting and casting temperature is divided into three stages: the temperature of the first stage is controlled at 550 ° C, and the time is 20 minutes; the second stage The temperature is controlled at 780°C, and the time is 20 minutes; the third stage temperature is greater than or equal ...

specific Embodiment 3

[0025] A high-strength magnesium alloy material, its weight composition includes: Al: 6%, Zn: 0.8%, Mn: 0.007%, Ni: 0.004%, C: 0.002%, Gu: 0.002%, Be: 0.002%, Other weight components are magnesium and impurities involved in the magnesium refining process.

[0026] Cast using the following steps:

[0027] (a) First preheating Al, Zn, Mn, Ni, Gu, and magnesium, the preheating temperature is 300°C, the time is 20 minutes, and then put into a drying oven for drying treatment;

[0028] (b) Extruding the preheated metal billet in step (a), with an extrusion ratio of 20.

[0029] (c) adding C and Be to the metal blank processed through step (b) and putting it into a crucible for melting and casting, the melting and casting temperature is divided into three stages: the temperature of the first stage is controlled at 550 ° C, and the time is 20 minutes; the second stage The temperature is controlled at 780°C, and the time is 20 minutes; the third stage temperature is greater than or ...

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PUM

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Abstract

The invention discloses a high-strength magnesium alloy material. The high-strength magnesium alloy material comprises the main compositions of, by weight, 4-6% of Al, 0.5-0.8% of Zn, 0.004-0.007% ofMn, 0.002-0.004% of Ni, 0.001-0.002% of C, 0.001-0.002% of Gu, 0.001-0.002% of Be, and the balance impurities doped with magnesium and magnesium alloy. Compared with the prior art, the tensile strength and the yield strength of the magnesium alloy material are improved, and the high-strength magnesium alloy material can be widely used in the field of manufacturing of automobile machines and partsthereof.

Description

technical field [0001] The invention belongs to the manufacture of non-ferrous metal materials, in particular to a high-strength magnesium alloy material. Background technique [0002] The emergence of metal magnesium has brought great changes to the field of metal materials. It has light weight and good metal performance, and magnesium alloys have good light weight, machinability, corrosion resistance, shock absorption, dimensional stability and durability. Impact, far superior to other materials. These characteristics make magnesium alloys have applications in a wide range of fields, such as transportation, electronic industry, medical field, military industry, etc., and this trend will only increase. Especially in the fields of 3C products (Computer, Consumer Electronic Product, Communication), high-speed rail, automobiles, bicycles, aerospace, architectural decoration, hand tools, medical rehabilitation equipment and other fields, it has good application prospects and g...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C23/02C22C1/02
CPCC22C23/02C22C1/02
Inventor 王文杰
Owner NANJING MINGLUN NONFERROUS METAL CO LTD