CN104923939A - Ni-TiO2 nanometer weld layer for welding and preparation method thereof - Google Patents

Ni-TiO2 nanometer weld layer for welding and preparation method thereof Download PDF

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Publication number
CN104923939A
CN104923939A CN201510232929.1A CN201510232929A CN104923939A CN 104923939 A CN104923939 A CN 104923939A CN 201510232929 A CN201510232929 A CN 201510232929A CN 104923939 A CN104923939 A CN 104923939A
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CN
China
Prior art keywords
welding
nanometer
tio
account
weld layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510232929.1A
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Chinese (zh)
Inventor
程敬卿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rebuilding Engineering Design Centre Anhui Co Ltd
Original Assignee
Rebuilding Engineering Design Centre Anhui Co Ltd
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Filing date
Publication date
Application filed by Rebuilding Engineering Design Centre Anhui Co Ltd filed Critical Rebuilding Engineering Design Centre Anhui Co Ltd
Priority to CN201510232929.1A priority Critical patent/CN104923939A/en
Publication of CN104923939A publication Critical patent/CN104923939A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/40—Making wire or rods for soldering or welding
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/12—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on oxides

Abstract

The invention relates to a Ni-TiO2 nanometer weld layer for welding and a preparation method thereof. The Ni-TiO2 nanometer weld layer for welding comprises the following components in percentage by mass: 36-41% of Ni, 58-66% of TiO2, 0.5-1.5% of Al2O3, and 0.5-1.5% of additive, wherein the additive is Co. The method comprises the following steps: Ni, TiO2 and Al2O3 are all prepared to nanospheres by a gas atomization method; the nanospheres are uniformly mixed with the grinded Co to prepare nanometer welding wires; and finally, the nanometer welding wires are welded on the surface of a part to form the nanometer weld layer. The prepared weld layer is high in bonding strength, prominent in wear resistance and high-temperature resistance and high in hardness, and improves the usability of the part and prolongs the service life of the part while realizing the repair of the part.

Description

A kind of welding Ni-TiO 2nanometer layer and preparation method thereof
Technical field
The present invention relates to submerged arc welding technical field, specifically a kind of welding Ni-TiO 2nanometer layer and preparation method thereof.
Background technology
Weld the measure of repairing as a kind of component of machine, use comparatively general, after being welded, then through polishing, polishing, the demand of the realistic use of the physical dimension of parts can be made.
The welding rod material that existing welding adopts is comparatively simple, and the poor bonding strength of the layer formed after welding, the porosity is higher, wearability and corrosion resistance are also relative poor, the realistic requirement of the appearance and size of parts can only be made, but can not improve the performance of parts, the service life of parts is not also extended.Be badly in need of a kind of new layer, the performance of parts to be repaired can be improved, the service life of elongated component.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of welding Ni-TiO2 nanometer layer and preparation method thereof.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of welding Ni-TiO 2nanometer layer, comprises the component of following mass percent: Ni accounts for 36% ~ 41%, TiO 2account for 58% ~ 66%, Al 2o 3account for 0.5% ~ 1.5%, additive accounts for 0.5% ~ 1.5%; Described additive is Co.Co and cobalt, quality own is comparatively hard, and stable chemical performance, contributes to the quality guaranteeing layer, extends the service life of layer.
The best in quality percentage of described each component is: Ni accounts for 38%, TiO 2account for 60%, Al 2o 3account for 1%, Co and account for 1%.
A kind of welding Ni-TiO 2the preparation method of nanometer layer, described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
The invention has the beneficial effects as follows: the layer that the present invention makes has that bond strength is high, wearability and high-temperature stability remarkable, hardness is high, while realization is repaired parts, improves the serviceability of parts, extends the service life of parts.
Detailed description of the invention
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below the present invention being set forth further.
Embodiment one:
A kind of welding Ni-TiO 2nanometer layer, comprises the component of following mass percent: Ni accounts for 38%, TiO 2account for 60%, Al 2o 3account for 1%, Co and account for 1%.
A kind of welding Ni-TiO 2the preparation method of nanometer layer, described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
Embodiment two:
A kind of welding Ni-TiO 2nanometer layer, comprises the component of following mass percent:
Ni accounts for 36%, TiO 2account for 63%, Al 2o 3account for 0.5%, Co and account for 0.5%.
A kind of welding Ni-TiO 2the preparation method of nanometer layer, described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
Embodiment three:
A kind of welding Ni-TiO 2nanometer layer, comprises the component of following mass percent:
Ni accounts for 40%, TiO 2account for 58%, Al 2o 3account for 1%, Co and account for 1%.
A kind of welding Ni-TiO 2the preparation method of nanometer layer, described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
Embodiment four:
A kind of welding Ni-TiO 2nanometer layer, comprises the component of following mass percent:
Ni accounts for 38%, TiO 2account for 59%, Al 2o 3account for 1.5%, Co and account for 1.5%.
A kind of welding Ni-TiO 2the preparation method of nanometer layer, described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
In order to prove actual effect of the present invention, the special submerged arc welding technology that adopts has prepared nanometer layer on roll, after embodiment one to embodiment four is implemented, test the bond strength of layer, microhardness, the porosity and abrasive wear resistance respectively, and utilize XRD to carry out Phase Structure Analysis to layer.Experimental result is as follows:
Numbering Porosity (AREA%) Bond strength (MPa) Microhardness (HV)
Embodiment one 0.217 89.5 674
Embodiment two 0.221 85.4 587
Embodiment three 0.262 80.2 671
Embodiment four 0.236 84.5 612
Mean value 0.234 84.9 636
Contrast groups 0.461 75.9 577
Wherein, contrast groups is common alloy wire.
As known in above-mentioned experimental data, compared with the layer made with common alloy wire, the nanometer layer bond strength that the present invention makes is high, hardness is high, corrosion resistance, wearability are strong, heterogeneous microstructure is even, and decrease the porosity, hardness can reach HRC37, layer thickness can reach 6 millimeters, thus improves the performance of parts to be repaired.
More than show and describe general principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not by the restriction of step embodiment; the just principle of the present invention described in step embodiment and description; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.

Claims (3)

1. a welding Ni-TiO 2nanometer layer, is characterized in that: the component comprising following mass percent:
Ni accounts for 36% ~ 41%, TiO 2account for 58% ~ 66%, Al 2o 3account for 0.5% ~ 1.5%, additive accounts for 0.5% ~ 1.5%;
Described additive is Co.
2. a kind of welding Ni-TiO according to claim 1 2nanometer layer, is characterized in that: the best in quality percentage of described each component is: Ni accounts for 38%, TiO 2account for 60%, Al 2o 3account for 1%, Co and account for 1%.
3. a kind of welding Ni-TiO according to claim 1 2the preparation method of nanometer layer, is characterized in that: described method step is as follows: described Ni, TiO 2, Al 2o 3all adopt aerosolization legal system to obtain nanosphere, then with the Co Homogeneous phase mixing after milled processed after make nanometer welding wire, be finally welded on component surface and form nanometer layer.
CN201510232929.1A 2015-05-09 2015-05-09 Ni-TiO2 nanometer weld layer for welding and preparation method thereof Pending CN104923939A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510232929.1A CN104923939A (en) 2015-05-09 2015-05-09 Ni-TiO2 nanometer weld layer for welding and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510232929.1A CN104923939A (en) 2015-05-09 2015-05-09 Ni-TiO2 nanometer weld layer for welding and preparation method thereof

Publications (1)

Publication Number Publication Date
CN104923939A true CN104923939A (en) 2015-09-23

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Country Status (1)

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CN (1) CN104923939A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109079364A (en) * 2018-08-11 2018-12-25 铜山县恒丰机械有限公司 A kind of band slag system class machinery welding material

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090297720A1 (en) * 2008-05-29 2009-12-03 General Electric Company Erosion and corrosion resistant coatings, methods and articles
CN102787933A (en) * 2012-08-29 2012-11-21 芜湖鼎恒材料技术有限公司 Air cylinder with nano alloy coating
CN104233165A (en) * 2014-09-11 2014-12-24 芜湖鼎瀚再制造技术有限公司 CBN-TiO2 nano coating and preparation method thereof
CN104233161A (en) * 2014-09-11 2014-12-24 芜湖鼎瀚再制造技术有限公司 Ni60A-ZrO2 nano-coating and preparation method thereof
CN104264024A (en) * 2014-09-11 2015-01-07 芜湖鼎瀚再制造技术有限公司 Ni45-ZrO2 nano coating and preparation method thereof
CN104264025A (en) * 2014-09-11 2015-01-07 芜湖鼎瀚再制造技术有限公司 Ni45-WC nano coating and preparation method thereof
CN104372337A (en) * 2014-10-30 2015-02-25 安徽鼎恒再制造产业技术研究院有限公司 Ni-TiO2 nano coating and preparation method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090297720A1 (en) * 2008-05-29 2009-12-03 General Electric Company Erosion and corrosion resistant coatings, methods and articles
CN102787933A (en) * 2012-08-29 2012-11-21 芜湖鼎恒材料技术有限公司 Air cylinder with nano alloy coating
CN104233165A (en) * 2014-09-11 2014-12-24 芜湖鼎瀚再制造技术有限公司 CBN-TiO2 nano coating and preparation method thereof
CN104233161A (en) * 2014-09-11 2014-12-24 芜湖鼎瀚再制造技术有限公司 Ni60A-ZrO2 nano-coating and preparation method thereof
CN104264024A (en) * 2014-09-11 2015-01-07 芜湖鼎瀚再制造技术有限公司 Ni45-ZrO2 nano coating and preparation method thereof
CN104264025A (en) * 2014-09-11 2015-01-07 芜湖鼎瀚再制造技术有限公司 Ni45-WC nano coating and preparation method thereof
CN104372337A (en) * 2014-10-30 2015-02-25 安徽鼎恒再制造产业技术研究院有限公司 Ni-TiO2 nano coating and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109079364A (en) * 2018-08-11 2018-12-25 铜山县恒丰机械有限公司 A kind of band slag system class machinery welding material

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Application publication date: 20150923