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High-entropy alloy micron wire for anti-oxidation additive manufacturing and synthesis method of high-entropy alloy micron wire

A high-entropy alloy, additive manufacturing technology, applied in the direction of manufacturing tools, additive processing, furnace types, etc., can solve the problems of plasticity decline, difficult to overcome high strength and long life, inability to coordinate and unify, and achieve stable and strong organization. Work hardening ability, effect of uniform composition

Active Publication Date: 2022-02-11
山东大学深圳研究院 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] High-performance wire products put forward extremely high requirements on the strength and fatigue resistance of the material. At present, domestic and foreign manufacturers generally use traditional high-carbon steel as the raw material for the production of high-performance wire ropes. The strength is obtained through large deformation. It is achieved by work hardening, and its plasticity will be greatly reduced during this process, and it is difficult to overcome the problem of uncoordinated high strength and high life.

Method used

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  • High-entropy alloy micron wire for anti-oxidation additive manufacturing and synthesis method of high-entropy alloy micron wire
  • High-entropy alloy micron wire for anti-oxidation additive manufacturing and synthesis method of high-entropy alloy micron wire
  • High-entropy alloy micron wire for anti-oxidation additive manufacturing and synthesis method of high-entropy alloy micron wire

Examples

Experimental program
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Effect test

Embodiment 1

[0028] A high entropy alloy micron wire with antioxidant adding materials, the high entropy alloy micro-silk alloy ingredient is Al 0.5 CoCR 0.8 Feni 2.5 V 0.2 , I.e., AL, CO, Cr, Fe, Ni, and atomic ratio of 0.5: 1: 0.8: 1: 2.5: 0.2. The high entropy alloy is made of a bulk of ≥99.99% of the pure, Co, Cr, Fe, Ni, and V melting.

[0029] The above-mentioned antioxidant adding material is manufactured using a high entropy alloy micro-silk micro-silk, including the following steps:

[0030] S1, ingredient

[0031] Treatment of the surface of each metal single material, remove the oxide layer, and use acetone cleaning liquid to perform ultrasound cleaning, and then according to each metallic mono, Co, Cr, Fe, Ni, V at the atomic ratio 0.5: 1: 0.8 : 1: 2.5: 0.2, calculate the quality of each metal and weigh at total mass 30g;

[0032] S2, alloy ingots preparation

[0033] With arc smelting method, the metal monomi configured in S1 is sequentially placed in the electric arc furnace wate...

Embodiment 2

[0039] A high entropy alloy micron wire with antioxidant adding materials, the high entropy alloy micro-silk alloy ingredient is Al 0.5 CoCR 0.8 Feni 2.5 V 0.2 , I.e., AL, CO, Cr, Fe, Ni, and atomic ratio of 0.5: 1: 0.8: 1: 2.5: 0.2. The high entropy alloy is made of a bulk of ≥99.99% of the pure, Co, Cr, Fe, Ni, and V melting.

[0040] The above-mentioned antioxidant adding material is manufactured using a high entropy alloy micro-silk micro-silk, including the following steps:

[0041] S1, ingredient

[0042] Treatment of the surface of each metal single material, remove the oxide layer, and use acetone cleaning liquid to perform ultrasound cleaning, and then according to each metallic mono, Co, Cr, Fe, Ni, V at the atomic ratio 0.5: 1: 0.8 : 1: 2.5: 0.2, calculate the quality of each metal and weigh at total mass 30g;

[0043] S2, alloy ingots preparation

[0044] With arc smelting method, the metal monomi configured in S1 is sequentially placed in the electric arc furnace wate...

Embodiment 3

[0052] A high entropy alloy micron wire with antioxidant adding materials, the high entropy alloy micro-silk alloy ingredient is Al 0.5 CoCR 0.8 Feni 2.5 V 0.2 , I.e., AL, CO, Cr, Fe, Ni, and atomic ratio of 0.5: 1: 0.8: 1: 2.5: 0.2. The high entropy alloy is made of a bulk of ≥99.99% of the pure, Co, Cr, Fe, Ni, and V melting.

[0053] The above-mentioned antioxidant adding material is manufactured using a high entropy alloy micro-silk micro-silk, including the following steps:

[0054] S1, ingredient

[0055] Treatment of the surface of each metal single material, remove the oxide layer, and use anhydrous ethanol cleaning solution to perform ultrasound cleaning, and then according to each metal, Co, Cr, Fe, Ni, V at 0.5: 1 : 0.8: 1: 2.5: 0.2, the quality of each metal is calculated and weighed by total quality 30g;

[0056] S2, alloy ingots preparation

[0057] With arc smelting method, the metal monomi configured in S1 is sequentially placed in the electric arc furnace water-co...

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Abstract

The invention belongs to the technical field of preparation of high-entropy alloy wires, and particularly relates to a high-entropy alloy micron wire for anti-oxidation additive manufacturing and a synthesis method of the high-entropy alloy micron wire. Preferably, the high-entropy alloy is Al0.5CoCr0.8FeNi2.5V0.2. According to the synthesis method, anti-oxidation Al and Cr elements are introduced on the basis of high-temperature nickel, iron and cobalt alloy to obtain a novel anti-oxidation multi-component metal alloy of a single FCC solid solution structure, and the high-entropy alloy micron wire has a diameter of 10-80 micrometers and a length of 15-25 cm, and shows tensile strength reaching up to 1.5 GPa and tensile plasticity reaching up to 3.53%. A novel alloy wire is provided for the field of additive manufacturing, the application prospect of the high-entropy alloy is widened, and the high-entropy alloy has great development space.

Description

Technical field [0001] The present invention belongs to the technical field of high entropy alloy wire materials, and more particularly to a high entropy alloy micron wire and synthesis method thereof for antioxidant additive manufacturing. Background technique [0002] High entropy alloys are a new alloy system based on Chinese scholars, and the British scholar Cantor in 2004. General definition of high entropy alloys refers to a solid solution alloy of five or more or more elements and each component of 5% to 35%, composed of equimolar or close to the like. Due to its unique high entropy effect, lattice distortion effect, slow diffusion effect, and "cocktail" effect, high entropy alloy is easily formed to form a solid solution, and it has excellent physical chemical properties and mechanical properties compared to traditional alloys, such as high strength. High hard, high plasticity, anti-high temperature softening, anti-irradiation, wear resistance, etc. Among them, the nickel...

Claims

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Application Information

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IPC IPC(8): C22C30/00C22C1/02B22D11/06C22F1/02C21D1/26C21D9/52B33Y70/00B22D18/06
CPCC22C30/00C22C19/058C22C1/023B22D11/001B22D11/005B22D11/0611C22F1/02C22F1/10C21D1/26C21D9/525B33Y70/00B22D18/06
Inventor 宋凯凯孙通通彭炜唐婷单飞龙郜庆伟
Owner 山东大学深圳研究院