CN110039219A - A kind of high-wearing feature welding material and preparation method thereof - Google Patents
A kind of high-wearing feature welding material and preparation method thereof Download PDFInfo
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- CN110039219A CN110039219A CN201910420103.6A CN201910420103A CN110039219A CN 110039219 A CN110039219 A CN 110039219A CN 201910420103 A CN201910420103 A CN 201910420103A CN 110039219 A CN110039219 A CN 110039219A
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- powder
- vanadium
- welding material
- wearing feature
- titanium
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Classifications
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- 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
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0255—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in welding
- B23K35/0261—Rods, electrodes, wires
- B23K35/0266—Rods, electrodes, wires flux-cored
-
- 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
- B23K35/3053—Fe 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
- B23K35/3053—Fe as the principal constituent
- B23K35/3073—Fe as the principal constituent with Mn as 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
- B23K35/40—Making wire or rods for soldering or welding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nonmetallic Welding Materials (AREA)
Abstract
The invention belongs to technical field of welding materials, more particularly to a kind of high-wearing feature welding material and preparation method thereof, flux-cored electrode is made of medicine core and coating, the medicine core is grouped as by each group of following mass percent: electrolytic manganese 11.0-18.5%, nickel powder 4.5-7.0%, vanadium-titanium cast iron powder 4.0-8.0%, ferro-boron powder 3.0-6.0%, graphite powder 0.5-3.0%, rare earth ferrosilicon alloy powder 0.1-1.0%, arc stabilizer 0.5-4.0%, surplus is iron powder.The application introduces vanadium and titanium in the form of vanadium-titanium cast iron into system, effect is better than adding vanadium and titanium in the form of vanadium iron, ferrotianium, it may be since vanadium and titanium itself form the carbide and nitride of high rigidity in vanadium-titanium cast iron, so as to introduce the carbide and nitride of vanadium and titanium directly into system, their disperses are made to significantly improve the wearability of welding rod in whole system；The boron introduced in system can be enriched in austenite grain boundary, and play the role of strengthening crystal boundary, and carbon expands element as strong austenite, can be solid-solution in gap, increases intensity.
Description
Technical field
The invention belongs to technical field of welding materials, and in particular to a kind of high-wearing feature welding material and preparation method thereof.
Background technique
Flux-cored electrode can not only be carried out continuously welding, and welding efficiency is high, and weld seam is beautiful, and compared with solid wire electrode,
The ingredient of flux-cored electrode is controllable, can add required ingredient according to demand, is a kind of welding material with good development prospect.
Metal causes abrasion to be inevitable, in order to improve the wear-resisting of metal surface as a kind of high hardness material in use process
Damage performance, people, which often pass through heap and are welded in metal surface, prepares a layer heap layer, improves the wearability, anti-oxidant of metal surface
The properties such as property, improve the service life of metal material.
Chinese patent literature CN107262960A discloses a kind of high intensity high corrosion resistance austenitic stainless steel flux-cored electrode, should
Flux-cored electrode is made of medicinal powder and outer layer stainless steel band, and each component accounts for the percentage of weight in welding rod in crust and medicinal powder are as follows: and C≤
0.025%, Si:0.1-0.5%, Mn:0.5-1.9%, Cr:18-20%, Ni:9.5-12%, Mo:0.5-3.0%, Ti:0.1-
0.5%；N:0.05-0.2%, Al2O3: 02-2.5%, SiO2: 2-5%, BaCO3: 0.2-2%, fluoride: 0.1-2.5%, it should
N content reaches 0.05-0.2% in welding rod, and how higher nitrogen content adds the nitrogen in air and in base material in welding rod, can reduce
The impact flexibility and ductility of welding point, and may result in and occur stomata in weld seam, influence welding quality, wearability
Difference.
Summary of the invention
In order to obtain the welding material with higher abrasion resistance, the invention discloses a kind of high-wearing feature welding material and its
Preparation method, the welding material act synergistically by addition vanadium-titanium cast iron powder, and with other components, the welding material effectively improved
Wearability.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of high-wearing feature welding material, is made of medicine core and coating, the medicine core by following mass percent each group
It is grouped as: electrolytic manganese 11.0-18.5%, nickel powder 4.5-7.0%, vanadium-titanium cast iron powder 4.0-8.0%, ferro-boron powder 3.0-6.0%, stone
Ink powder 0.5-3.0%, rare earth ferrosilicon alloy powder 0.1-1.0%, arc stabilizer 0.5-4.0%, surplus is iron powder.
Preferably, above-mentioned medicine core is grouped as by each group of following mass percent: electrolytic manganese 12.0-18.0%, nickel powder
4.5-6.0%, vanadium-titanium cast iron powder 4.0-7.0%, ferro-boron powder 3.0-5.0%, graphite powder 0.5-2.5%, rare earth ferrosilicon alloy powder
0.5-1.0%, arc stabilizer 1.0-4.0%, surplus are iron powder.
Preferably, above-mentioned medicine core is grouped as by each group of following mass percent: electrolytic manganese 13.0-15.0%, nickel powder
5.0-6.0%, vanadium-titanium cast iron powder 5.0-7.0%, ferro-boron powder 3.0-4.0%, graphite powder 1.0-2.5%, rare earth ferrosilicon alloy powder
0.8-1.0%, arc stabilizer 1.5-3.0%, surplus are iron powder.
Preferably, above-mentioned coating is mild-carbon steel strip, the mild-carbon steel strip is with a thickness of 0.4-0.8mm, width 8-12mm.
Preferably, above-mentioned electrolytic manganese, nickel powder, vanadium-titanium cast iron powder, ferro-boron powder, graphite powder, rare earth ferrosilicon alloy powder and iron
The partial size of powder is 50-100 μm.
Preferably, above-mentioned flux cored filler rate is 30-35%.
A kind of preparation method of high-wearing feature welding material, comprises the following specific steps that:
(1) each component is weighed in proportion, then the dry 3-5h at 150-180 DEG C, obtain medicine core powder, in medicine core powder
Water content is less than 400ppm；
(2) coating is rolled into U-lag, the medicine core powder after drying is then added；
(3) U-type groove is closed, then carries out tube reducing drawing.
Preferably, core diameter is 2.0-3.0mm after above-mentioned drawing.
The present invention has following the utility model has the advantages that (1) the application introduces vanadium and titanium in the form of vanadium-titanium cast iron into system,
Effect in the form of vanadium iron, ferrotianium due to adding vanadium and titanium, it may be possible to since vanadium and titanium itself form height firmly in vanadium-titanium cast iron
The carbide and nitride of degree make their disperses so as to introduce the carbide and nitride of vanadium and titanium directly into system
In whole system, the wearability of welding rod is significantly improved；
(2) boron introduced in system can be enriched in austenite grain boundary, and play the role of strengthening crystal boundary, and carbon is as strong difficult to understand
Family name's body expands element, can be solid-solution in gap, hinders dislocation motion, increases intensity, and the part carbon not being dissolved can be with
The elements such as Ti form superhard substance disperse in system, increase wearability；
(3) harm of non-metallic inclusion arrival can be significantly reduced in the rare earth in rare earth ferrosilicon alloy, plays purification and makees
With, refinement crystal grain is additionally aided, dislocation density is promoted to improve, accelerates processing setting rate, further increases wearability, and with
The form of rare earth ferrosilicon introduces the wasting of resources that can be reduced during rare earths separation, save the cost, and rare earth ferrosilicon
In silicon be conducive to deoxidation, improve weldquality.
Specific embodiment
Presently in connection with embodiment, the present invention is described in further detail.
The preparation method of high-wearing feature welding material, comprises the following specific steps that:
(1) each component is weighed in proportion, then the dry 3-5h at 150-180 DEG C, obtain medicine core powder, in medicine core powder
Water content is less than 400ppm；
(2) coating is rolled into U-lag, the medicine core powder after drying is then added；
(3) U-type groove is closed, then carries out tube reducing drawing.
Wherein, arc stabilizer is by K4O4Ti、Na2O and Na3AlF6The composition of 8:2:1 in mass ratio.Coating is mild-carbon steel strip, described
Mild-carbon steel strip is with a thickness of 0.4-0.8mm, width 8-12mm.It is electrolytic manganese, nickel powder, vanadium-titanium cast iron powder, ferro-boron powder, graphite powder, dilute
The partial size of native ferro-silicon alloy powder, arc stabilizer and iron powder is 50-100 μm.Flux cored filler rate is 30-35%.
The each component content and conditional parameter of embodiment 1-5 and comparative example 1-4 is shown in Table 1.
Table 1
The high-wearing feature prepared by embodiment 1-5 and comparative example 1-4 carries out built-up welding on potassium steel, obtained overlay cladding
Mechanical property is shown in Table 2.Wherein, to layer relative wear resistance with M13 potassium steel as a comparison, to layer prepared by the present invention
The result that weight loss obtains compared with the weight loss of M13 potassium steel.
Table 2
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (8)
1. a kind of high-wearing feature welding material, is made of medicine core and coating, it is characterised in that: the medicine core is by following quality percentage
The each group of ratio is grouped as: electrolytic manganese 11.0-18.5%, nickel powder 4.5-7.0%, vanadium-titanium cast iron powder 4.0-8.0%, ferro-boron powder 3.0-
6.0%, graphite powder 0.5-3.0%, rare earth ferrosilicon alloy powder 0.1-1.0%, arc stabilizer 0.5-4.0%, surplus is iron powder.
2. high-wearing feature welding material as described in claim 1, it is characterised in that: the medicine core is by following mass percent
Each group is grouped as: electrolytic manganese 12.0-18.0%, nickel powder 4.5-6.0%, vanadium-titanium cast iron powder 4.0-7.0%, ferro-boron powder 3.0-5.0%, stone
Ink powder 0.5-2.5%, rare earth ferrosilicon alloy powder 0.5-1.0%, arc stabilizer 1.0-4.0%, surplus is iron powder.
3. high-wearing feature welding material as described in claim 1, it is characterised in that: the medicine core is by following mass percent
Each group is grouped as: electrolytic manganese 13.0-15.0%, nickel powder 5.0-6.0%, vanadium-titanium cast iron powder 5.0-7.0%, ferro-boron powder 3.0-4.0%, stone
Ink powder 1.0-2.5%, rare earth ferrosilicon alloy powder 0.8-1.0%, arc stabilizer 1.5-3.0%, surplus is iron powder.
4. high-wearing feature welding material as described in claim 1, it is characterised in that: the coating is mild-carbon steel strip, described low
For carbon steel band with a thickness of 0.4-0.8 mm, width is 8-12 mm.
5. high-wearing feature welding material as described in claim 1, it is characterised in that: the electrolytic manganese, nickel powder, vanadium-titanium cast iron
Powder, ferro-boron powder, graphite powder, rare earth ferrosilicon alloy powder, arc stabilizer and iron powder partial size be 50-100 μm.
6. high-wearing feature welding material as described in claim 1, it is characterised in that: the flux cored filler rate is 30-35%.
7. a kind of preparation method of the high-wearing feature welding material as described in claim any one of 1-6, it is characterised in that: including such as
Lower specific steps:
(1) each component is weighed in proportion, then the dry 3-5h at 150-180 DEG C, obtain medicine core powder, it is aqueous in medicine core powder
Amount is less than 400ppm；
(2) coating is rolled into U-lag, the medicine core powder after drying is then added；
(3) U-type groove is closed, then carries out tube reducing drawing.
8. the preparation method of high-wearing feature welding material as claimed in claim 7, it is characterised in that: welding rod is straight after the drawing
Diameter is 2.0-3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910420103.6A CN110039219A (en) | 2019-05-20 | 2019-05-20 | A kind of high-wearing feature welding material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910420103.6A CN110039219A (en) | 2019-05-20 | 2019-05-20 | A kind of high-wearing feature welding material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN110039219A true CN110039219A (en) | 2019-07-23 |
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| CN201910420103.6A Withdrawn CN110039219A (en) | 2019-05-20 | 2019-05-20 | A kind of high-wearing feature welding material and preparation method thereof |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008221241A (en) * | 2007-03-08 | 2008-09-25 | Kobe Steel Ltd | Solid wire for carbon dioxide gas-shielded arc welding |
| JP2009028765A (en) * | 2007-07-27 | 2009-02-12 | Kobe Steel Ltd | Weld metal and titania-based flux cored wire |
| CN101664862A (en) * | 2009-09-25 | 2010-03-10 | 王新虎 | Iron-based high-titanium wear-resistant surfacing flux-cored welding wire |
| CN103406688A (en) * | 2013-08-22 | 2013-11-27 | 广州市白云区鑫钻耐磨材料厂 | Composite alloy abrasion-resistant and anti-stripping surfacing rod and preparation method thereof |
| CN103624084A (en) * | 2013-11-20 | 2014-03-12 | 枣庄瑞兴机械制造有限公司 | Resource-saving type high-boron high-speed steel composite roll and manufacturing method thereof |
| CN105033507A (en) * | 2015-09-22 | 2015-11-11 | 山东大学 | Special-purpose welding rod for built-up welding of hot work die restoration |
| CN105081610A (en) * | 2015-09-22 | 2015-11-25 | 山东大学 | Metal powder cored wire specially used for hot-working die repair |
| CN107186378A (en) * | 2017-05-11 | 2017-09-22 | 安徽飞弧焊业股份有限公司 | A kind of preparation method of pipe-line flux-cored wire |
| CN108620766A (en) * | 2018-04-11 | 2018-10-09 | 丹阳市华龙特钢有限公司 | A kind of high-intensity and high-tenacity stainless steel arc welding flux cored wire and preparation method thereof |
-
2019
- 2019-05-20 CN CN201910420103.6A patent/CN110039219A/en not_active Withdrawn
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008221241A (en) * | 2007-03-08 | 2008-09-25 | Kobe Steel Ltd | Solid wire for carbon dioxide gas-shielded arc welding |
| JP2009028765A (en) * | 2007-07-27 | 2009-02-12 | Kobe Steel Ltd | Weld metal and titania-based flux cored wire |
| CN101664862A (en) * | 2009-09-25 | 2010-03-10 | 王新虎 | Iron-based high-titanium wear-resistant surfacing flux-cored welding wire |
| CN103406688A (en) * | 2013-08-22 | 2013-11-27 | 广州市白云区鑫钻耐磨材料厂 | Composite alloy abrasion-resistant and anti-stripping surfacing rod and preparation method thereof |
| CN103624084A (en) * | 2013-11-20 | 2014-03-12 | 枣庄瑞兴机械制造有限公司 | Resource-saving type high-boron high-speed steel composite roll and manufacturing method thereof |
| CN105033507A (en) * | 2015-09-22 | 2015-11-11 | 山东大学 | Special-purpose welding rod for built-up welding of hot work die restoration |
| CN105081610A (en) * | 2015-09-22 | 2015-11-25 | 山东大学 | Metal powder cored wire specially used for hot-working die repair |
| CN107186378A (en) * | 2017-05-11 | 2017-09-22 | 安徽飞弧焊业股份有限公司 | A kind of preparation method of pipe-line flux-cored wire |
| CN108620766A (en) * | 2018-04-11 | 2018-10-09 | 丹阳市华龙特钢有限公司 | A kind of high-intensity and high-tenacity stainless steel arc welding flux cored wire and preparation method thereof |
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Application publication date: 20190723 |