CN107695558A - A kind of nickel-base welding rod - Google Patents
A kind of nickel-base welding rod Download PDFInfo
- Publication number
- CN107695558A CN107695558A CN201710759864.5A CN201710759864A CN107695558A CN 107695558 A CN107695558 A CN 107695558A CN 201710759864 A CN201710759864 A CN 201710759864A CN 107695558 A CN107695558 A CN 107695558A
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- China
- Prior art keywords
- parts
- nickel
- welding rod
- base welding
- binding agent
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- 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.)
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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
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
- B23K35/3033—Ni as the principal constituent
-
- 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
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550 degrees C
- B23K35/3033—Ni as the principal constituent
- B23K35/304—Ni as the principal constituent with Cr as the next major constituent
-
- 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
- B23K35/36—Selection of non-metallic compositions, e.g. coatings, fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nonmetallic Welding Materials (AREA)
Abstract
The invention belongs to welding technology field, and in particular to a kind of nickel-base welding rod.The welding rod includes core wire and the coating being coated on core wire, and by percentage to the quality, described core wire includes following component：Ni：68.38~76.04%, C≤0.017%, Si：0.05~0.20%, Mn：0.6~1.2%, Cr：20.24~25.06%, Mo：2~5.12%, S≤0.01%, P≤0.015%, and inevitable tramp element；Described coating includes following component：35~40 parts of marble, 10~15 parts of silicate, 15~20 parts of high carbon ferro-chrome, 5~10 parts of titanium dioxide, 2~6 parts of Ni powder, 3~5 parts of mischmetal, 5~15 parts of binding agent.Welding rod provided by the invention goes for the welding for having the nickel-base alloy of heat-resisting, anti-corrosion requirement, and the different steel weld between nickel-base alloy and carbon steel or stainless steel, and available for the repair welding and surface overlaying of the steel grades such as nickel-base alloy, part carbon steel and stainless steel.
Description
Technical field
The invention belongs to welding technology field, and in particular to a kind of nickel-base welding rod.
Background technology
With industrial expansion, the application of nickel-base alloy is more and more extensive.Nickel-base alloy refers to based on nickel（Ni≥
50%）, and contain other alloying elements, and can in some media corrosion resistant alloy.Mainly there are nickel, nickel molybdenum（Nickel-molybdenum iron）Close
Gold, nickel chromium triangle（Ferronickel）Several classes such as alloy, Ni-Cr-Mo and nickel-iron-chromium.For example, mainly for the manufacture of blade of aviation engine and rocket
Engine, nuclear reactor, the nickel base superalloy of high temperature parts on energy transition equipment；It is various corrosion-resistant for manufacturing
The abros of parts；The nickel-base antiwear that other substrate material surfaces are coated on by built-up welding and spraying coating process closes
Gold.
More and more extensive with the application of nickel-base alloy, the demand of Nickel-based Alloy Welding material is increasing, state
Interior several esbablished corporations and all supporting welding rods of nickel-base alloy of research.
The content of the invention
It is an object of the invention to provide a kind of nickel-base welding rod so that and weld metal not only has preferable heat resistance,
Also there is preferable anti-carbonated drink erosion property, toughness and anti-fatigue performance simultaneously.
Realize the object of the invention and adopt the following technical scheme that：A kind of nickel-base welding rod, the welding rod include core wire and are coated in weldering
Coating on core, by percentage to the quality, described core wire include following component：Ni：68.38~76.04%, C≤0.017%,
Si：0.05~0.20%, Mn：0.6~1.2%, Cr：20.24~25.06%, Mo：2~5.12%, S≤0.01%, P≤0.015%,
And inevitable tramp element；Described coating includes following component：35~40 parts of marble, 10~15 parts of silicate, height
15~20 parts of carbon ferrochrome, 5~10 parts of titanium dioxide, 2~6 parts of Ni powder, 3~5 parts of mischmetal, 5~15 parts of binding agent.
Preferably, the mischmetal is：As mass fraction, yittrium oxide 10~30%, cerium oxide 40~60%, oxidation
Lanthanum 25~40%.
Preferably, the mischmetal is：As mass fraction, yittrium oxide 30%, cerium oxide 40%, lanthana 30%.
Preferably, described binding agent, according to the mass fraction, 5~15 parts of hydroxypropyl methyl cellulose ether, waterglass 30~
50 parts, it is 5~10 parts of sodium silicate aqueous solution, 10~20 parts of latex powder, attapulgite modified 10~20 parts.
Preferably, described binding agent, according to the mass fraction, 10 parts of hydroxypropyl methyl cellulose ether, 40 parts of waterglass, silicon
It is 5 parts of acid sodium aqueous solution, 15 parts of latex powder, attapulgite modified 15 parts.
Preferably, described binding agent is made by following steps：The attapulgite modified and carboxymethyl cellulose by made from
Sodium, sodium silicate aqueous solution, odium stearate mix in proportion；Wherein, the mass volume ratio of described attapulgite powder and hydrochloric acid
For 1：30, the mass concentration of hydrochloric acid is 5~20%, and mixing time is 2~6 hours, and mixing temperature is 20~40 DEG C, incorporation time
For 1~3 hour.
Preferably, it is described attapulgite modified to be made by following steps：Attapulgite powder is distributed to deionized water
In, form the suspension that mass fraction is 6-10%；The pH for adding hydrochloric acid solution regulation suspension is 3-6, soaks, filters, dries
It is dry, grind, sieving, then reacted with polyvinyl alcohol, methyl-silicone oil and alcohol reflux, centrifuged, dried, ground, sieved, system
Obtain attapulgite modified.
Preferably, described sodium silicate aqueous solution is the mixed solution of sodium metasilicate and water, wherein, the quality of sodium metasilicate and water
Than for 1：（1.2-1.5）.
The technological merit of the present invention is：
1）Welding rod provided by the invention goes for the welding for having the nickel-base alloy of heat-resisting, anti-corrosion requirement, and nickel-base alloy
With the different steel weld between carbon steel or stainless steel, and available for the repair welding of the steel grade such as nickel-base alloy, part carbon steel and stainless steel
With surface overlaying.
2）The coating of the present invention is by being reasonably formulated design so that electrode surface is smooth, coating does not ftracture, and effectively improves
The service life of welding rod.
3）The binding agent that the present invention selects has preferable resistant of high or low temperature, and core powder is not easy to slide in welding process, weldering
Arc stability when connecing, substantially without splashing, the removability of slag is good, and effective guarantee welding procedure is normally carried out, and especially binding agent is matched somebody with somebody
The attapulgite modified viscosity that its dispersion stabilization is improved after organically-modified, can further improve binding agent in side, makes
The core powder for obtaining organically-modified attapulgite ensures to be not easy to slide in welding process.
4）The coating unique formula of the present invention designs to have obtained more preferably welding rod so that weld metal has preferable
Crack resistance and tough, meet the welding requirements of nickel-base alloy.
Embodiment
The present invention is further described through with reference to embodiment.
A kind of nickel-base welding rod, the welding rod include core wire and the coating being coated on core wire, by percentage to the quality, described weldering
Core includes following component：Ni：68.38~76.04%, C≤0.017%, Si：0.05~0.20%, Mn：0.6~1.2%, Cr：
20.24~25.06%, Mo：2~5.12%, S≤0.01%, P≤0.015%, and inevitable tramp element；Described coating
Including following component：35~40 parts of marble, 10~15 parts of silicate, 15~20 parts of high carbon ferro-chrome, 5~10 parts of titanium dioxide, Ni
2~6 parts of powder, 3~5 parts of mischmetal, 5~15 parts of binding agent.
Embodiment 1
The core wire deposited metal composition mass percent of selection is：C：0.017%, S：0.008%, P：0.005%, Si：
0.13%, Mn：0.64%, Cr：24.27%, Ni：72.93%, Mo：2.0%.
The coating each component and its mass fraction of selection are as follows：35 parts of marble, 12 parts of silicate, 20 parts of high carbon ferro-chrome,
10 parts of titanium dioxide, 2 parts of Ni powder, 5 parts of mischmetal, 5 parts of binding agent.
Wherein, it is described attapulgite modified to be made by following steps：Attapulgite powder is distributed in deionized water,
Form the suspension that mass fraction is 6%；The pH for adding hydrochloric acid solution regulation suspension is 3, soaks, filters, dries, grinding, mistake
Sieve, then react, centrifuge with polyvinyl alcohol, methyl-silicone oil and alcohol reflux, dry, grind, sieving, be made modified concavo-convex
Rod soil.
Wherein, described mischmetal, as mass fraction, yittrium oxide 30%, cerium oxide 40%, lanthana 30%.
Wherein, described binding agent is made by following steps：The attapulgite modified and sodium carboxymethylcellulose by made from,
Sodium silicate aqueous solution, odium stearate mix in proportion.Wherein, the mass volume ratio of described attapulgite powder and hydrochloric acid is 1：
30, the mass concentration of hydrochloric acid is 5%, and mixing time is 6 hours, and mixing temperature is 40 DEG C, and incorporation time is 1 hour.
Embodiment 2
The core wire deposited metal composition mass percent of selection is：C：0.01%, S：0.005%, P：0.005%, Si：
0.05%, Mn：0.6%, Cr：20.24%, Ni：76.04%, Mo：3.05%.
Selected coating each component and its mass fraction are as follows：40 parts of marble, 15 parts of silicate, high carbon ferro-chrome 20
Part, 5 parts of titanium dioxide, 6 parts of Ni powder, 5 parts of mischmetal, 15 parts of binding agent.
Wherein, it is described attapulgite modified to be made by following steps：Attapulgite powder is distributed in deionized water,
Form the suspension that mass fraction is 10%；The pH for adding hydrochloric acid solution regulation suspension is 5, soaks, filters, dries, grinding,
Sieving, then react, centrifuge with polyvinyl alcohol, methyl-silicone oil and alcohol reflux, dry, grind, sieving, it is recessed that modification is made
Convex rod soil.
Wherein, mischmetal each component and its mass fraction are as follows：Yittrium oxide 10%, cerium oxide 60%, lanthana 30%.
Wherein, described binding agent is made by following steps：The attapulgite modified and sodium carboxymethylcellulose by made from,
Sodium silicate aqueous solution, odium stearate mix in proportion.Wherein, the mass volume ratio of described attapulgite powder and hydrochloric acid is 1：
30, the mass concentration of hydrochloric acid is 10%, and mixing time is 4 hours, and mixing temperature is 30 DEG C, and incorporation time is 2 hours.
Embodiment 3
The core wire deposited metal composition mass percent of selection is：C：0.015%, S：0.01%, P：0.015%, Si：0.2%,
Mn：1.2%, Cr：25.06%, Ni：68. 38%, Mo：5.12%.
Selected coating each component and its mass fraction are as follows：38 parts of marble, 12 parts of silicate, high carbon ferro-chrome 18
Part, 6 parts of titanium dioxide, 4 parts of Ni powder, 4 parts of mischmetal, 10 parts of binding agent.
It is described attapulgite modified to be made by following steps：Attapulgite powder is distributed in deionized water, formed
Mass fraction is 8% suspension；The pH for adding hydrochloric acid solution regulation suspension is 6, soaks, filters, dry, grinds, sieving,
Then react, centrifuge with polyvinyl alcohol, methyl-silicone oil and alcohol reflux, dry, grind, sieving, modified attapulgite is made
Soil.
Wherein, described mischmetal, as mass fraction, yittrium oxide 20%, cerium oxide 55%, lanthana 25%.
Wherein, described binding agent is made by following steps：The attapulgite modified and sodium carboxymethylcellulose by made from,
Sodium silicate aqueous solution, odium stearate mix in proportion.Wherein, the mass volume ratio of described attapulgite powder and hydrochloric acid is 1：
30, the mass concentration of hydrochloric acid is 20%, and mixing time is 2 hours, and mixing temperature is 20 DEG C, and incorporation time is 2 hours.
Binding agent in the embodiment of the present invention 1~3, it is formulated design, is shown in Table 1.
Table 1
| Binder formula component | Embodiment 1 | Embodiment 2 | Embodiment 3 |
| Hydroxypropyl methyl cellulose ether, part | 5 | 15 | 10 |
| Waterglass, part | 30 | 50 | 40 |
| Sodium silicate aqueous solution, part | 10 | 8 | 5 |
| Latex powder, part | 20 | 10 | 15 |
| It is attapulgite modified, part | 10 | 20 | 15 |
Preferably, described sodium silicate aqueous solution is the mixed solution of sodium metasilicate and water, wherein, the mass ratio of sodium metasilicate and water is
1：（1.2-1.5）.
Claims (8)
1. a kind of nickel-base welding rod, the welding rod includes core wire and the coating being coated on core wire, it is characterised in that：With mass percent
Meter, described core wire include following component：Ni：68.38~76.04%, C≤0.017%, Si：0.05~0.20%, Mn：0.6~
1.2%, Cr：20.24~25.06%, Mo：2~5.12%, S≤0.01%, P≤0.015%, and inevitable tramp element；Institute
The coating stated includes following component：35~40 parts of marble, 10~15 parts of silicate, 15~20 parts of high carbon ferro-chrome, titanium dioxide 5~
10 parts, 2~6 parts of Ni powder, 3~5 parts of mischmetal, 5~15 parts of binding agent.
A kind of 2. nickel-base welding rod according to claim 1, it is characterised in that：The mischmetal is：As mass fraction,
Yittrium oxide 10~30%, cerium oxide 40~60%, lanthana 25~40%.
A kind of 3. nickel-base welding rod according to claim 2, it is characterised in that：The mischmetal is：As mass fraction,
Yittrium oxide 30%, cerium oxide 40%, lanthana 30%.
A kind of 4. nickel-base welding rod according to claim 1 or 2, it is characterised in that：Described binding agent, by mass fraction
Meter, 5~15 parts of hydroxypropyl methyl cellulose ether, 30~50 parts of waterglass, 5~10 parts of sodium silicate aqueous solution, latex powder 10~20
Part, it is attapulgite modified 10~20 parts.
A kind of 5. nickel-base welding rod according to right wants 5, it is characterised in that：Described binding agent, according to the mass fraction, hydroxypropyl
It is 10 parts of ylmethyl cellulose ether, 40 parts of waterglass, 5 parts of sodium silicate aqueous solution, 15 parts of latex powder, attapulgite modified 15 parts.
A kind of 6. nickel-base welding rod according to claim 4 or 5, it is characterised in that：Described binding agent is by following steps system
：It is attapulgite modified by made to be mixed in proportion with sodium carboxymethylcellulose, sodium silicate aqueous solution, odium stearate；Wherein,
Described attapulgite powder and the mass volume ratio of hydrochloric acid are 1：30, the mass concentration of hydrochloric acid is 5~20%, mixing time 2
~6 hours, mixing temperature was 20~40 DEG C, and incorporation time is 1~3 hour.
A kind of 7. nickel-base welding rod according to claim 6, it is characterised in that：Described is attapulgite modified by following steps
It is made：Attapulgite powder is distributed in deionized water, forms the suspension that mass fraction is 6-10%；Add hydrochloric acid solution
The pH for adjusting suspension is 3-6, is soaked, and is filtered, and is dried, and is ground, and sieving, is then returned with polyvinyl alcohol, methyl-silicone oil and ethanol
Stream reaction, is centrifuged, and is dried, and is ground, and sieving, is made attapulgite modified.
A kind of 8. nickel-base welding rod according to claim 6, it is characterised in that：Described sodium silicate aqueous solution be sodium metasilicate with
The mixed solution of water, wherein, the mass ratio of sodium metasilicate and water is 1：（1.2-1.5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710759864.5A CN107695558A (en) | 2017-08-30 | 2017-08-30 | A kind of nickel-base welding rod |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710759864.5A CN107695558A (en) | 2017-08-30 | 2017-08-30 | A kind of nickel-base welding rod |
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| Publication Number | Publication Date |
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| CN107695558A true CN107695558A (en) | 2018-02-16 |
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| CN201710759864.5A Pending CN107695558A (en) | 2017-08-30 | 2017-08-30 | A kind of nickel-base welding rod |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568614A (en) * | 2018-04-17 | 2018-09-25 | 南京工程学院 | A kind of rubescent cracking nickel base alloy covered electrode of anti-coating and preparation method thereof |
| CN110757028A (en) * | 2019-12-10 | 2020-02-07 | 马鞍山钢铁股份有限公司 | SMAW welding rod with low hygroscopicity |
| CN112025224A (en) * | 2020-09-03 | 2020-12-04 | 河北省瑞兆激光机电设备再制造产业技术研究院 | Carbon dioxide automatic cladding remanufacturing method for nodular cast iron bearing cylinder |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108568614A (en) * | 2018-04-17 | 2018-09-25 | 南京工程学院 | A kind of rubescent cracking nickel base alloy covered electrode of anti-coating and preparation method thereof |
| CN110757028A (en) * | 2019-12-10 | 2020-02-07 | 马鞍山钢铁股份有限公司 | SMAW welding rod with low hygroscopicity |
| CN110757028B (en) * | 2019-12-10 | 2022-06-07 | 马鞍山钢铁股份有限公司 | SMAW welding rod with low hygroscopicity |
| CN112025224A (en) * | 2020-09-03 | 2020-12-04 | 河北省瑞兆激光机电设备再制造产业技术研究院 | Carbon dioxide automatic cladding remanufacturing method for nodular cast iron bearing cylinder |
| CN112025224B (en) * | 2020-09-03 | 2021-11-19 | 河北省瑞兆激光机电设备再制造产业技术研究院 | Carbon dioxide automatic cladding remanufacturing method for nodular cast iron bearing cylinder |
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Application publication date: 20180216 |