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Corrosion-resistant magnesium alloy material and preparation method thereof

A magnesium alloy and corrosion-resistant technology, which is applied in the field of corrosion-resistant magnesium alloy materials and its preparation, can solve the problems of low market share of domestic products and achieve high hardness, good oxidation resistance, and easy control of parameters

Inactive Publication Date: 2016-08-24
吴国庆
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The high-performance alloys sold in the domestic market are basically imported products, and the market share of domestic products is even less

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] A corrosion-resistant magnesium alloy material, made of the following raw materials in parts by weight: 56 parts of magnesium powder, 34 parts of tungsten carbide, 10 parts of zirconium carbide, 45 parts of molybdenum iron powder, 3 parts of analusite powder, 10 parts of vanadium boride, 10 parts of attapulgite clay powder, 1 part of basic nickel carbonate, 2 parts of ditin trioxide, 6 parts of cadmium selenide, and 5 parts of kaolin.

[0016] The steps of the preparation method are as follows: firstly, each raw material is added into a mixer for mixing, then the evenly mixed mixture is added into a press equipment, and pressurized and formed at a pressure of 400-600 MPa, and the pressure is maintained for 10-30 minutes. Then the pressed sample is sintered in the sintering furnace, the preheating temperature is 250-300°C, preheating for 1h, the sintering temperature is 1000-1100°C, the sintering time is 10-30min, and then kept at 250-350°C 10-20min, quenching, and final...

Embodiment 2

[0018] A corrosion-resistant magnesium alloy material, made of the following raw materials in parts by weight: 66 parts of magnesium powder, 44 parts of tungsten carbide, 15 parts of zirconium carbide, 55 parts of molybdenum iron powder, 8 parts of analusite powder, 20 parts of vanadium boride, 10-20 parts of attapulgite clay powder, 6 parts of basic nickel carbonate, 5 parts of ditin trioxide, 7 parts of cadmium selenide, and 8 parts of kaolin.

[0019] The steps of the preparation method are as follows: firstly, each raw material is added into a mixer for mixing, then the evenly mixed mixture is added into a press equipment, and pressurized and formed at a pressure of 400-600 MPa, and the pressure is maintained for 10-30 minutes. Then the pressed sample is sintered in the sintering furnace, the preheating temperature is 250-300°C, preheating for 1h, the sintering temperature is 1000-1100°C, the sintering time is 10-30min, and then kept at 250-350°C 10-20min, quenching, and f...

Embodiment 3

[0021] A corrosion-resistant magnesium alloy material, made of the following raw materials in parts by weight: 59 parts of magnesium powder, 39 parts of tungsten carbide, 13 parts of zirconium carbide, 49 parts of molybdenum iron powder, 6 parts of analusite powder, 15 parts of vanadium boride, 15 parts of attapulgite clay powder, 3 parts of basic nickel carbonate, 4 parts of ditin trioxide, 6 parts of cadmium selenide, and 7 parts of kaolin.

[0022] The steps of the preparation method are as follows: firstly, each raw material is added into a mixer for mixing, then the evenly mixed mixture is added into a press equipment, and pressurized and formed at a pressure of 400-600 MPa, and the pressure is maintained for 10-30 minutes. Then the pressed sample is sintered in the sintering furnace, the preheating temperature is 250-300°C, preheating for 1h, the sintering temperature is 1000-1100°C, the sintering time is 10-30min, and then kept at 250-350°C 10-20min, quenching, and fina...

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PUM

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Abstract

The invention discloses a corrosion-resistant magnesium alloy material and a preparation method thereof. The corrosion-resistant magnesium alloy material is prepared from the following raw materials in parts by weight: 56-66 parts of magnesium powder, 34-44 parts of tungsten carbide, 10-15 parts of zirconium carbide, 45-55 parts of ferromolybdenum powder, 3-8 parts of lawsonite powder, 10-20 parts of vanadium boride, 10-20 parts of attapulgite clay powder, 1-6 parts of basic nickel carbonate, 2-5 parts of ditin trioxide, 6-7 parts of cadmium selenide and 5-8 parts of kaolin. The corrosion-resistant magnesium alloy material prepared by adopting the method disclosed by the invention has the characteristics of high hardness, high strength, good chemical stability, no hydrolysis and good oxidation resistance and is long is service life; meanwhile, raw materials are available, processing cost is low, preparation technology is simple, parameters can be easily controlled, and production process is safe and environment-friendly, so that the corrosion-resistant magnesium alloy material is applicable to large-scale industrial production.

Description

technical field [0001] The invention specifically relates to a corrosion-resistant magnesium alloy material and a preparation method thereof. Background technique [0002] Metal materials refer to composite materials that use metal or alloy as the matrix and fibers, whiskers, particles, etc. as reinforcements. Depending on the base metal used, the operating temperature ranges from 350 to 1200°C. In terms of mechanics, it is characterized by high transverse and shear strength, good comprehensive mechanical properties such as toughness and fatigue, and also has thermal conductivity, electrical conductivity, wear resistance, small thermal expansion coefficient, good damping, no moisture absorption, no aging and no pollution. Etc. Metal matrix composites can give full play to the respective advantages of component materials, realize the optimal allocation of material resources for each component, save precious metal materials, and achieve performance requirements that cannot b...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C30/04C22C32/00C22C1/05C22C1/10
CPCC22C30/04C22C1/05C22C32/0005C22C32/0047
Inventor 吴国庆
Owner 吴国庆
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