CN105463289A - High-strength and wear-resisting high-entropy alloy door and window used for outdoor buildings - Google Patents

High-strength and wear-resisting high-entropy alloy door and window used for outdoor buildings Download PDF

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Publication number
CN105463289A
CN105463289A CN201510878278.3A CN201510878278A CN105463289A CN 105463289 A CN105463289 A CN 105463289A CN 201510878278 A CN201510878278 A CN 201510878278A CN 105463289 A CN105463289 A CN 105463289A
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Prior art keywords
entropy alloy
door
rare earth
earth element
section bar
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柳亚芳
俞恒庆
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SUZHOU WUZHONG DISTRICT XUKOU HARVEST MACHINERY FITTINGS FACTORY
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Suzhou Shenlong Doors and Windows Co Ltd
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Priority to CN201510878278.3A priority Critical patent/CN105463289A/en
Publication of CN105463289A publication Critical patent/CN105463289A/en
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/10—Alloys containing non-metals
    • C22C1/1036—Alloys containing non-metals starting from a melt
    • C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
    • C22C1/1052—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites by mixing and casting metal matrix composites with reaction
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/002—Alloys based on nickel or cobalt with copper as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/058—Alloys based on nickel or cobalt based on nickel with chromium without Mo and W
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/06—Alloys based on chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/06—Alloys based on copper with nickel or cobalt as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/11—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of chromium or alloys based thereon
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
    • E06B1/04—Frames for doors, windows, or the like to be fixed in openings
    • E06B1/12—Metal frames
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/04—Wing frames not characterised by the manner of movement
    • E06B3/06—Single frames
    • E06B3/08—Constructions depending on the use of specified materials
    • E06B3/12—Constructions depending on the use of specified materials of metal

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Civil Engineering (AREA)
  • Composite Materials (AREA)
  • Structural Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Special Wing (AREA)
  • Door And Window Frames Mounted To Openings (AREA)

Abstract

The invention discloses a high-strength and wear-resisting high-entropy alloy door and window used for outdoor buildings. The high-strength and wear-resisting high-entropy alloy door and window is made of a high-entropy alloy sectional material. The high-entropy alloy sectional material includes the components of Al, Co, Cr, Cu, Fe, Ni, C, Ti, B and rare earth elements. The high-strength and wear-resisting high-entropy alloy door and window has good heat resistance, oxidation resistance and corrosion resistance, the service life is long, and cost is reduced.

Description

A kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window
Technical field
The present invention relates to a kind of outdoor building door and window, be specifically related to a kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window.
Background technology
Material is the mainstay of current science and technology, again because of aobvious particularly important in the basis being human social development and all science and technology, the development in science and technology degree of material directly can affect the change of productivity, and the Materials science of rising in recent years has one of scientific domain of overall importance; Each economic power of the world brings up to Materials the strategic height of Economic development, and Materials Science and Engineering is just entering a beyond example high-speed developing period, the development of society, and the progress of human civilization shows, more and more higher to the requirement of material;
Along with the household mode of people's life becomes increasingly abundant various, door and window is progressively capturing and is expanding its market, sash stuff more is in the market based on aluminium alloy, color steel, PVC material, and aluminium alloy is because both artistic and practical and be subject to the favor in market after higher, lightweight, not aging, the color coating of its hardness, the market requirement is more and more vigorous, but the workhardness of traditional aluminium alloy is too high, plasticity is poor, difficulty of processing is relatively large, product price apparently higher than the common plate section product of similar aluminium alloy, thus has influence on it and promotes the use of.
Summary of the invention
Technical problem to be solved by this invention is, for the shortcoming that above prior art exists, propose a kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window, this door and window has good thermotolerance, oxidation-resistance agent erosion resistance, long service life, reduces cost.
The technical scheme that the present invention solves above technical problem is:
A kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window, comprise door window frame, door window frame is made by high-entropy alloy section bar, wherein:
High-entropy alloy section bar comprises following composition by mass percentage:
Al:4-10%, Co:15-19%, Cr:14-20%, Cu:19-25%, Fe:15-20%, Ni:15-20%, C:0.3-0.4%, Ti:0.6-0.8%, B:0.45-0.75%, and rare earth element: 0.05-0.08%, above each component sum is 100%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:15-18%, Gd:7-15%, Pr:8-12%, Yb:3-5%, La:10-15%, Dy:5-9%, Sm:14-20%, Ce:15-20%, above each component sum is 100%;
The preparation method of high-entropy alloy section bar is specific as follows:
(1) oxide skin on Al, Co, Cr, Cu, Fe, Ni, Ti and B surface is first mechanically removed, and by ultrasonic cleaning, then by Al, Co, Cr, Fe, Ni, Ti, B, rare earth element and part Cu raw material mixing, then the haul of mixing is delivered in electric arc furnace;
(2) 3-5 × 10-4Pa is vacuumized to electric arc furnace working chamber, and pass into argon gas as shielding gas, at 500-800 DEG C, carry out alloying smelting, melting limit, limit is stirred, stir 10-20min, melting 10-30min, obtains aluminium alloy after leaving standstill, obtains alloy pig after naturally cooling, by mechanical manipulator, alloy pig is overturn, melt back twice after the same method, stops melting obtaining master alloy ingot, is cooled to room temperature then takes out with electric arc furnace;
(3) Ti powder and C powder and remaining Cu powder are mixed according to the ratio of mass ratio 2:1:10; be cold-pressed into prefabricated section; then the master alloy ingot prepared in prefabricated section and above-mentioned steps is placed in Medium frequency induction shower furnace water jacketed copper crucible; be evacuated to 5-7 × 10-4Pa, and pass into argon shield, slowly increase power to 30-35KW; prefabricated section is made first heat-producing chemical reaction to occur; after generating Cu base TiC reinforced composite, continue to improve power to 100-110KW, melting obtains high-entropy alloy section bar.
The technical scheme that the present invention limits further is:
In aforementioned outdoor building high-strength abrasion-proof high-entropy alloy door and window, the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:10%, Co:16.3%, Cr:18%, Cu:19%, Fe:15%, Ni:20%, C:0.4%, Ti:0.8%, B:0.45%, and rare earth element: 0.05%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:17%, Gd:15%, Pr:11%, Yb:4%, La:13%, Dy:5%, Sm:20%, Ce:15%, and above each component sum is 100%.
In aforementioned outdoor building high-strength abrasion-proof high-entropy alloy door and window, the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:4%, Co:19%, Cr:20%, Cu:20.27%, Fe:17%, Ni:18%, C:0.3%, Ti:0.6%, B:0.75%, and rare earth element: 0.08%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:15%, Gd:7%, Pr:12%, Yb:5%, La:15, Dy:8%, Sm:18%, Ce:20%, and above each component sum is 100%.
In aforementioned outdoor building high-strength abrasion-proof high-entropy alloy door and window, the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:9.23%, Co:15%, Cr:14%, Cu:25%, Fe:20%, Ni:15%, C:0.4%, Ti:0.7%, B:0.6%, and rare earth element: 0.07%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:18%, Gd:14%, Pr:8%, Yb:3%, La:15%, Dy:9%, Sm:14%, Ce:19%, and above each component sum is 100%.
In aforementioned outdoor building high-strength abrasion-proof high-entropy alloy door and window, the concrete preparation method of door window frame is as follows:
(1) high-entropy alloy section bar is placed in plumbago crucible, then the plumbago crucible that high-entropy alloy section bar is housed is put into preheated smelting furnace, pass into SF6 and CO2 hybrid protection gas simultaneously, melting at 800-1000 DEG C, until completely melted, stir 10-15min, keep 700-720 DEG C of standing 10-20min, high-entropy alloy liquid is poured in the metal die being preheating to 200-300 DEG C, obtains high-entropy alloy ingot casting;
(2) heat-treat technique to the high-entropy alloy ingot casting prepared, concrete operations are as follows:
A anneals, and high-entropy alloy ingot furnace heat is incubated 8-12min to during 300-400 DEG C, and then stove is cooled to 250-260 DEG C, opens fire door subsequently and continues slow cooling to 100-150 DEG C of air cooling of coming out of the stove to room temperature;
B quenches, and the high-entropy alloy ingot casting slow stove heat after annealing in step a is incubated 0.5-0.8h to 400-500 DEG C, again stove heat to after 550-560 DEG C with high pressure spray jetting high-entropy alloy ingot casting fast cooling;
C tempering, by through quenching after high-entropy alloy ingot casting at room temperature again enter stove and stove heat to 220-240 DEG C after be incubated 8-10min after come out of the stove air cooling to room temperature;
(3) forge the high-entropy alloy ingot casting after thermal treatment according to the shape of door and window, blocking temperature is 500-600 DEG C, and final forging temperature is 700-800 DEG C, naturally cools to room temperature and obtains door window frame work in-process;
(4) check one by one door window frame work in-process, reject surperficial defective work in-process, what be up to the standards is door window frame, then carries out bundling with silk ribbon and weighs, finally putting in storage.
The invention has the beneficial effects as follows:
Add compressive property and wear resisting property that a certain amount of B element can strengthen alloy in the alloy.
In order to improve the over-all properties of high-entropy alloy in the present invention, except optimized alloy component, the performance of high-entropy alloy is also improved by adding wild phase, wild phase is done by adding TiC in the present invention, form the matrix material of high-entropy alloy with=matrix and TiC and Cu, further increase its performance such as erosion resistance, thermotolerance.
Containing rare earth element in high-entropy alloy of the present invention, rare earth element is because having unique configuration of extra-nuclear electron, in metallurgical process, it can purify shop body, improve tissue, put forward heavy alloyed room temperature and high-temperature behavior, strengthen alloy resistance to candle interpolation rare earth element ce and can improve alloy initial stage melting temperature, this show rare earth element ce add can potential raising magnesium alloy squeeze, Nd realizes Dynamic Precipitation and stops grain growth, thus the mechanical property improved after extruding, Gd, Ce improve alloy incipient melting temperature, improve unit elongation and the extrusion speed of magnesium alloy.
Embodiment
embodiment 1
The present embodiment provides a kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window, and comprise door window frame, door window frame is made by high-entropy alloy section bar, wherein:
High-entropy alloy section bar comprises following composition by mass percentage:
Al:10%, Co:16.3%, Cr:18%, Cu:19%, Fe:15%, Ni:20%, C:0.4%, Ti:0.8%, B:0.45%, and rare earth element: 0.05%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:17%, Gd:15%, Pr:11%, Yb:4%, La:13%, Dy:5%, Sm:20%, Ce:15%, and above each component sum is 100%;
The preparation method of high-entropy alloy section bar is specific as follows:
(1) oxide skin on Al, Co, Cr, Cu, Fe, Ni, Ti and B surface is first mechanically removed, and by ultrasonic cleaning, then by Al, Co, Cr, Fe, Ni, Ti, B, rare earth element and part Cu raw material mixing, then the haul of mixing is delivered in electric arc furnace;
(2) 3 × 10-4Pa is vacuumized to electric arc furnace working chamber, and pass into argon gas as shielding gas, at 650 DEG C, carry out alloying smelting, melting limit, limit is stirred, stir 10min, melting 15min, obtains aluminium alloy after leaving standstill, obtains alloy pig after naturally cooling, by mechanical manipulator, alloy pig is overturn, melt back twice after the same method, stops melting obtaining master alloy ingot, is cooled to room temperature then takes out with electric arc furnace;
(3) Ti powder and C powder and remaining Cu powder are mixed according to the ratio of mass ratio 2:1:10; be cold-pressed into prefabricated section; then the master alloy ingot prepared in prefabricated section and above-mentioned steps is placed in Medium frequency induction shower furnace water jacketed copper crucible; be evacuated to 7 × 10-4Pa, and pass into argon shield, slowly increase power to 32KW; prefabricated section is made first heat-producing chemical reaction to occur; after generating Cu base TiC reinforced composite, continue to improve power to 100KW, melting obtains high-entropy alloy section bar.
embodiment 2
The present embodiment provides a kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window, and comprise door window frame, door window frame is made by high-entropy alloy section bar, wherein:
High-entropy alloy section bar comprises following composition by mass percentage:
Al:4%, Co:19%, Cr:20%, Cu:20.27%, Fe:17%, Ni:18%, C:0.3%, Ti:0.6%, B:0.75%, and rare earth element: 0.08%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:15%, Gd:7%, Pr:12%, Yb:5%, La:15, Dy:8%, Sm:18%, Ce:20%, and above each component sum is 100%;
The preparation method of high-entropy alloy section bar is specific as follows:
(1) oxide skin on Al, Co, Cr, Cu, Fe, Ni, Ti and B surface is first mechanically removed, and by ultrasonic cleaning, then by Al, Co, Cr, Fe, Ni, Ti, B, rare earth element and part Cu raw material mixing, then the haul of mixing is delivered in electric arc furnace;
(2) 5 × 10-4Pa is vacuumized to electric arc furnace working chamber, and pass into argon gas as shielding gas, at 500 DEG C, carry out alloying smelting, melting limit, limit is stirred, stir 20min, melting 30min, obtains aluminium alloy after leaving standstill, obtains alloy pig after naturally cooling, by mechanical manipulator, alloy pig is overturn, melt back twice after the same method, stops melting obtaining master alloy ingot, is cooled to room temperature then takes out with electric arc furnace;
(3) Ti powder and C powder and remaining Cu powder are mixed according to the ratio of mass ratio 2:1:10; be cold-pressed into prefabricated section; then the master alloy ingot prepared in prefabricated section and above-mentioned steps is placed in Medium frequency induction shower furnace water jacketed copper crucible; be evacuated to 6 × 10-4Pa, and pass into argon shield, slowly increase power to 30KW; prefabricated section is made first heat-producing chemical reaction to occur; after generating Cu base TiC reinforced composite, continue to improve power to 110KW, melting obtains high-entropy alloy section bar.
embodiment 3
The present embodiment provides a kind of outdoor building high-strength abrasion-proof high-entropy alloy door and window, and comprise door window frame, door window frame is made by high-entropy alloy section bar, wherein:
High-entropy alloy section bar comprises following composition by mass percentage:
Al:9.23%, Co:15%, Cr:14%, Cu:25%, Fe:20%, Ni:15%, C:0.4%, Ti:0.7%, B:0.6%, and rare earth element: 0.07%;
Rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:18%, Gd:14%, Pr:8%, Yb:3%, La:15%, Dy:9%, Sm:14%, Ce:19%, and above each component sum is 100%;
The preparation method of high-entropy alloy section bar is specific as follows:
(1) oxide skin on Al, Co, Cr, Cu, Fe, Ni, Ti and B surface is first mechanically removed, and by ultrasonic cleaning, then by Al, Co, Cr, Fe, Ni, Ti, B, rare earth element and part Cu raw material mixing, then the haul of mixing is delivered in electric arc furnace;
(2) 4 × 10-4Pa is vacuumized to electric arc furnace working chamber, and pass into argon gas as shielding gas, at 8000 DEG C, carry out alloying smelting, melting limit, limit is stirred, stir 15min, melting 15min, obtains aluminium alloy after leaving standstill, obtains alloy pig after naturally cooling, by mechanical manipulator, alloy pig is overturn, melt back twice after the same method, stops melting obtaining master alloy ingot, is cooled to room temperature then takes out with electric arc furnace;
(3) Ti powder and C powder and remaining Cu powder are mixed according to the ratio of mass ratio 2:1:10; be cold-pressed into prefabricated section; then the master alloy ingot prepared in prefabricated section and above-mentioned steps is placed in Medium frequency induction shower furnace water jacketed copper crucible; be evacuated to 5 × 10-4Pa, and pass into argon shield, slowly increase power to 35KW; prefabricated section is made first heat-producing chemical reaction to occur; after generating Cu base TiC reinforced composite, continue to improve power to 105KW, melting obtains high-entropy alloy section bar.
embodiment 4
The present embodiment provides the concrete preparation method of door window frame in outdoor building high-strength abrasion-proof high-entropy alloy door and window in above-described embodiment 1-3 as follows:
(1) high-entropy alloy section bar is placed in plumbago crucible, then the plumbago crucible that high-entropy alloy section bar is housed is put into preheated smelting furnace, pass into SF simultaneously 6and CO 2hybrid protection gas, melting at 800-1000 DEG C, until completely melted, stirs 10-15min, keeps 700-720 DEG C of standing 10-20min, poured in the metal die being preheating to 200-300 DEG C by high-entropy alloy liquid, obtain high-entropy alloy ingot casting;
(2) heat-treat technique to the high-entropy alloy ingot casting prepared, concrete operations are as follows:
A anneals, and high-entropy alloy ingot furnace heat is incubated 8-12min to during 300-400 DEG C, and then stove is cooled to 250-260 DEG C, opens fire door subsequently and continues slow cooling to 100-150 DEG C of air cooling of coming out of the stove to room temperature;
B quenches, and the high-entropy alloy ingot casting slow stove heat after annealing in step a is incubated 0.5-0.8h to 400-500 DEG C, again stove heat to after 550-560 DEG C with high pressure spray jetting high-entropy alloy ingot casting fast cooling;
C tempering, by through quenching after high-entropy alloy ingot casting at room temperature again enter stove and stove heat to 220-240 DEG C after be incubated 8-10min after come out of the stove air cooling to room temperature;
(3) forge the high-entropy alloy ingot casting after thermal treatment according to the shape of door and window, blocking temperature is 500-600 DEG C, and final forging temperature is 700-800 DEG C, naturally cools to room temperature and obtains door window frame work in-process;
(4) check one by one door window frame work in-process, reject surperficial defective work in-process, what be up to the standards is door window frame, then carries out bundling with silk ribbon and weighs, finally putting in storage.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.

Claims (5)

1. an outdoor building high-strength abrasion-proof high-entropy alloy door and window, comprises door window frame, it is characterized in that: described door window frame is made by high-entropy alloy section bar, wherein:
Described high-entropy alloy section bar comprises following composition by mass percentage:
Al:4-10%, Co:15-19%, Cr:14-20%, Cu:19-25%, Fe:15-20%, Ni:15-20%, C:0.3-0.4%, Ti:0.6-0.8%, B:0.45-0.75%, and rare earth element: 0.05-0.08%, above each component sum is 100%;
Described rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:15-18%, Gd:7-15%, Pr:8-12%, Yb:3-5%, La:10-15%, Dy:5-9%, Sm:14-20%, Ce:15-20%, above each component sum is 100%;
The preparation method of described high-entropy alloy section bar is specific as follows:
(1) oxide skin on Al, Co, Cr, Cu, Fe, Ni, Ti and B surface is first mechanically removed, and by ultrasonic cleaning, then by Al, Co, Cr, Fe, Ni, Ti, B, rare earth element and part Cu raw material mixing, then the haul of mixing is delivered in electric arc furnace;
(2) 3-5 × 10-4Pa is vacuumized to electric arc furnace working chamber, and pass into argon gas as shielding gas, at 500-800 DEG C, carry out alloying smelting, melting limit, limit is stirred, stir 10-20min, melting 10-30min, obtains aluminium alloy after leaving standstill, obtains alloy pig after naturally cooling, by mechanical manipulator, alloy pig is overturn, melt back twice after the same method, stops melting obtaining master alloy ingot, is cooled to room temperature then takes out with electric arc furnace;
(3) Ti powder and C powder and remaining Cu powder are mixed according to the ratio of mass ratio 2:1:10; be cold-pressed into prefabricated section; then the master alloy ingot prepared in prefabricated section and above-mentioned steps is placed in Medium frequency induction shower furnace water jacketed copper crucible; be evacuated to 5-7 × 10-4Pa, and pass into argon shield, slowly increase power to 30-35KW; prefabricated section is made first heat-producing chemical reaction to occur; after generating Cu base TiC reinforced composite, continue to improve power to 100-110KW, melting obtains high-entropy alloy section bar.
2. outdoor building high-strength abrasion-proof high-entropy alloy door and window according to claim 1, is characterized in that: the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:10%, Co:16.3%, Cr:18%, Cu:19%, Fe:15%, Ni:20%, C:0.4%, Ti:0.8%, B:0.45%, and rare earth element: 0.05%;
Described rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:17%, Gd:15%, Pr:11%, Yb:4%, La:13%, Dy:5%, Sm:20%, Ce:15%, and above each component sum is 100%.
3. outdoor building high-strength abrasion-proof high-entropy alloy door and window according to claim 1, is characterized in that: the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:4%, Co:19%, Cr:20%, Cu:20.27%, Fe:17%, Ni:18%, C:0.3%, Ti:0.6%, B:0.75%, and rare earth element: 0.08%;
Described rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:15%, Gd:7%, Pr:12%, Yb:5%, La:15, Dy:8%, Sm:18%, Ce:20%, and above each component sum is 100%.
4. outdoor building high-strength abrasion-proof high-entropy alloy door and window according to claim 1, is characterized in that: the high-entropy alloy section bar making door window frame comprises following composition by mass percentage:
Al:9.23%, Co:15%, Cr:14%, Cu:25%, Fe:20%, Ni:15%, C:0.4%, Ti:0.7%, B:0.6%, and rare earth element: 0.07%;
Described rare earth element is made up of Ce, Nd, Gd, Pr, Dy, Yb, La, Sm, and each component is by weight percentage: Nd:18%, Gd:14%, Pr:8%, Yb:3%, La:15%, Dy:9%, Sm:14%, Ce:19%, and above each component sum is 100%.
5. outdoor building high-strength abrasion-proof high-entropy alloy door and window according to claim 1, is characterized in that: the concrete preparation method of described door window frame is as follows:
(1) high-entropy alloy section bar is placed in plumbago crucible, then the plumbago crucible that high-entropy alloy section bar is housed is put into preheated smelting furnace, pass into SF6 and CO2 hybrid protection gas simultaneously, melting at 800-1000 DEG C, until completely melted, stir 10-15min, keep 700-720 DEG C of standing 10-20min, high-entropy alloy liquid is poured in the metal die being preheating to 200-300 DEG C, obtains high-entropy alloy ingot casting;
(2) heat-treat technique to the high-entropy alloy ingot casting prepared, concrete operations are as follows:
A anneals, and high-entropy alloy ingot furnace heat is incubated 8-12min to during 300-400 DEG C, and then stove is cooled to 250-260 DEG C, opens fire door subsequently and continues slow cooling to 100-150 DEG C of air cooling of coming out of the stove to room temperature;
B quenches, and the high-entropy alloy ingot casting slow stove heat after annealing in step a is incubated 0.5-0.8h to 400-500 DEG C, again stove heat to after 550-560 DEG C with high pressure spray jetting high-entropy alloy ingot casting fast cooling;
C tempering, by through quenching after high-entropy alloy ingot casting at room temperature again enter stove and stove heat to 220-240 DEG C after be incubated 8-10min after come out of the stove air cooling to room temperature;
(3) forge the high-entropy alloy ingot casting after thermal treatment according to the shape of door and window, blocking temperature is 500-600 DEG C, and final forging temperature is 700-800 DEG C, naturally cools to room temperature and obtains door window frame work in-process;
(4) check one by one door window frame work in-process, reject surperficial defective work in-process, what be up to the standards is door window frame, then carries out bundling with silk ribbon and weighs, finally putting in storage.
CN201510878278.3A 2015-12-04 2015-12-04 High-strength and wear-resisting high-entropy alloy door and window used for outdoor buildings Pending CN105463289A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105950943A (en) * 2016-06-25 2016-09-21 芜湖三刀材料科技有限公司 Multi-major-element high-entropy alloy and preparation method thereof
CN107653399A (en) * 2017-09-22 2018-02-02 太仓捷公精密金属材料有限公司 A kind of corrosion-resistant corronil
CN107675059A (en) * 2016-07-28 2018-02-09 龙岩紫荆创新研究院 Application of the magnetic high-entropy alloy film and preparation method thereof with high-entropy alloy film

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CN101130844A (en) * 2006-08-21 2008-02-27 清华大学 High-temperature alloy with low content of cobalt and nickel
JP2008218070A (en) * 2007-03-01 2008-09-18 Sanyo Electric Co Ltd Hydrogen storage alloy for alkaline storage battery and alkaline storage battery
CN104674103A (en) * 2015-03-10 2015-06-03 西北工业大学 CrFeCoNiNbx high-entropy alloy and preparation method thereof
CN104789849A (en) * 2015-03-23 2015-07-22 苏州市神龙门窗有限公司 Material for magnesium alloy doors and windows and production method of material

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Publication number Priority date Publication date Assignee Title
CN101130844A (en) * 2006-08-21 2008-02-27 清华大学 High-temperature alloy with low content of cobalt and nickel
JP2008218070A (en) * 2007-03-01 2008-09-18 Sanyo Electric Co Ltd Hydrogen storage alloy for alkaline storage battery and alkaline storage battery
CN104674103A (en) * 2015-03-10 2015-06-03 西北工业大学 CrFeCoNiNbx high-entropy alloy and preparation method thereof
CN104789849A (en) * 2015-03-23 2015-07-22 苏州市神龙门窗有限公司 Material for magnesium alloy doors and windows and production method of material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105950943A (en) * 2016-06-25 2016-09-21 芜湖三刀材料科技有限公司 Multi-major-element high-entropy alloy and preparation method thereof
CN107675059A (en) * 2016-07-28 2018-02-09 龙岩紫荆创新研究院 Application of the magnetic high-entropy alloy film and preparation method thereof with high-entropy alloy film
CN107675059B (en) * 2016-07-28 2019-06-21 龙岩紫荆创新研究院 Application of the magnetic high-entropy alloy film and preparation method thereof with high-entropy alloy film
CN107653399A (en) * 2017-09-22 2018-02-02 太仓捷公精密金属材料有限公司 A kind of corrosion-resistant corronil

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