CN108326469A - A kind of flux-cored wire for deposited metal wear-resistant composite board - Google Patents
A kind of flux-cored wire for deposited metal wear-resistant composite board Download PDFInfo
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- CN108326469A CN108326469A CN201810095609.XA CN201810095609A CN108326469A CN 108326469 A CN108326469 A CN 108326469A CN 201810095609 A CN201810095609 A CN 201810095609A CN 108326469 A CN108326469 A CN 108326469A
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- China
- Prior art keywords
- flux
- medicinal powder
- welding
- silicate
- good
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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
- B23K35/22—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
- B23K35/308—Fe as the principal constituent with Cr as next major constituent
- B23K35/3086—Fe as the principal constituent with Cr as next major constituent containing Ni or Mn
Abstract
The invention discloses a kind of flux-cored wires for deposited metal wear-resistant composite board, including welding wire ontology, welding wire body exterior is equipped with outer skin zone, and medicinal powder is filled in outer skin zone, outer skin zone's weight accounting is 70.9 81.2%, and the mass percent of medicinal powder each component relative wire is：Cr：5~25%, C：1~10%, Mn：1.30~1.75%, Mo：4~10%, Si：0.30~0.70%, Ni：0.20~0.80%, CaF：1.0~3.5%, silicate：2.0~6.0%, the present invention in medicinal powder solder flux by adding silicate, and the content of silicate is controlled 2.0~6.0%, it can be good at controlling the generation of weld crack, ensure welding quality, by adding the other compositions such as Mn in medicinal powder solder flux, welding forming can be made good, toughness is strong, the present invention can realize welding position hardness between HRC42 and HRC65, ensure good wearability and impact resistance, it is ensured that wearing layer is ensureing that high rigidity, wearability are good, wearing layer surface flawless, working performance are good.
Description
Technical field
The present invention relates to flux-cored wire technical field, specifically a kind of medicine core for deposited metal wear-resistant composite board is welded
Silk.
Background technology
Flux-cored wire is also referred to as flux cored wire, flux cored wire, it is divided into aerating protection and is not added with gas shielded two major classes.Medicine core is welded
Silk table face is made of the materials such as the preferable mild steel of plasticity or low-alloy steel as solid core welding wire.Its manufacturing method is
Steel band is first rolled into channel section shape, then the welding powder according to dosage prepared is dosed in U-shaped steel band, is tightened with rolling press,
The flux-cored wire of different size is most made through drawing afterwards.
Flux-cored wire is divided by productive prospecting as seamed and seamless flux-cored wire.The finished silk of seamless flux-cored wire can carry out
Copper plating treatment, the electric conductivity in humidity resistance and welding process in welding wire management process are superior to seamed cored wire.
Flux-cored wire is a kind of a kind of welding material by adding alloy, minerals etc. in tubular metal inner；Medicine core
The internal component of welding wire realizes that various solid core welding wires, some submerged arc fluxes cannot achieve according to welding requirements flexible modulation
Weld Performance.Hardfacing is that one kind one layer of wear-resisting property of built-up welding on low price carbon steel or metal material is good, conjunction with high hardness
Layer gold.With wear-resisting surname Gao, low cost, the environmentally protective welding technique that can be reused, wearing layer flawless.
In the prior art, the traditional flux-cored wire occurred in market, since medication powder composition and ratio allotment are undesirable,
It is poor that it is susceptible to droplet transfer property in the welding process of flux-cored wire, splashes, stability is bad, since solder flux C content is very high,
Weld crack is easily generated, a problem that toughness is not strong, and face of weld is easily cracked, welding effect is bad, cannot be very
Good meets the market demand, in view of the above-mentioned problems, the ad hoc meter present invention solves.
Invention content
The purpose of the present invention is to provide a kind of flux-cored wires for deposited metal wear-resistant composite board, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides the following technical solutions：
A kind of flux-cored wire for deposited metal wear-resistant composite board, including welding wire ontology, welding wire body exterior are equipped with outer
Skin zone, medicinal powder is filled in outer skin zone, and outer skin zone's weight accounting is 70.9-81.2%, the quality of medicinal powder each component relative wire
Percentage is：Cr：5~25%, C：1~10%, Mn：1.30~1.75%, Mo：4~10%, Si：0.30~0.70%, Ni：
0.20~0.80%, CaF：1.0~3.5%, silicate：2.0~6.0%.
As a further solution of the present invention：The outer skin zone uses H08A.
As a further solution of the present invention：The mass percent of the medicinal powder each component relative wire is：Cr：2~
8%；C：1~5%；Mn：1.30~1.75%；Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；
Silicate：2.0~6.0%.
As a further solution of the present invention：The mass percent of the medicinal powder each component relative wire is：Cr：15~
25%；C：1~10%；Mn：1.30~1.75%；Mo：4~10%；Si：0.30~0.70%；Ni：0.20~0.80%；
CaF：1.0~3.5%；Silicate：2.0~6.0%.
As a further solution of the present invention：The mass percent of the medicinal powder each component relative wire is：Cr：15~
25%；C：1~10%；Mn：1.30~1.75%；Mo：2~5%；Si：0.30~0.70%；Ni：0.20~0.80%；
CaF：1.0~3.5%；Silicate：2.0~6.0%.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention by adding silicate in medicinal powder solder flux, and
By the content control of silicate 2.0~6.0%, it can be good at the generation for controlling weld crack, ensure welding quality, lead to
It crosses and adds the other compositions such as Mn in medicinal powder solder flux, welding forming can be made good, toughness is strong, and the present invention can realize welding
Position hardness ensures good wearability and impact resistance between HRC42 and HRC65, it is ensured that wearing layer is ensureing that height is hard
In the case of degree, wearability are good, wearing layer surface flawless, working performance is good.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is general
The every other embodiment that logical technical staff is obtained without making creative work, belongs to protection of the present invention
Range.
A kind of flux-cored wire for deposited metal wear-resistant composite board, including welding wire ontology, welding wire body exterior are equipped with outer
Skin zone, outer skin zone use H08A, and medicinal powder is filled in outer skin zone, and outer skin zone's weight accounting is 70.9-81.2%, medicinal powder each group
The mass percent of part relative wire is：Cr：5~25%, C：1~10%, Mn：1.30~1.75%, Mo：4~10%, Si：
0.30~0.70%, Ni：0.20~0.80%, CaF：1.0~3.5%, silicate：2.0~6.0%.
Embodiment 1
In the present embodiment, the mass percent of medicinal powder each component relative wire is：Cr：2~8%；C：1~5%；Mn：
1.30~1.75%；Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicate：2.0~
6.0%.
When the present invention works, it is 2~8% Cr, 1~5% C, 1.30~1.75% Mn to select mass percentage,
The silicate of 0.30~0.70% Si, 0.20~0.80% Ni, 1.0~3.5% CaF and 2.0~6.0% carry out
Be prepared by mixing into medicinal powder solder flux, and medicinal powder solder flux filled to outer skin zone, flux-cored wire is made, using flux-cored wire into
When row welding job, the rusty stain of Q235 carbon steel plate surfaces is cleaned out first, flux-cored wire is placed on welding equipment,
The power supply of welding equipment is connected, starts welding equipment and carries out open arc welding, carbon steel plate surface without preheating and heat preservation, carbon steel sheet weldering
After the completion of connecing, hardness determination and metallographic observation are carried out to welding position, case hardness is detected as HRC42, and metallographic is sheet geneva
Body tissue, surface flawless, impact resistance are good.
Embodiment 2
In the present embodiment, the mass percent of medicinal powder each component relative wire is：Cr：15~25%；C：1~10%；Mn：
1.30~1.75%；Mo：4~10%；Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicic acid
Salt：2.0~6.0%.
When the present invention works, it is 15~25% Cr's, 1~10% C, 1.30~1.75% to select mass percentage
Mn, 4~10% Mo, 0.30~0.70% Si, 0.20~0.80% Ni, 1.0~3.5% CaF and 2.0~
6.0% silicate carries out being prepared by mixing into medicinal powder solder flux, and medicinal powder solder flux is filled to outer skin zone, and flux-cored wire is made,
When carrying out welding job using flux-cored wire, the rusty stain of Q235 carbon steel plate surfaces is cleaned out first, flux-cored wire is put
It sets on welding equipment, connects the power supply of welding equipment, start welding equipment and carry out open arc welding, carbon steel plate surface without preheating
And heat preservation, after the completion of carbon steel sheet welding, hardness determination is carried out to welding position and metallographic observation, case hardness are detected as
HRC65, metallographic are that sheet and lath martensite tissue, surface flawless, impact resistance are good.
Embodiment 3
In the present embodiment, the mass percent of medicinal powder each component relative wire is：Cr：15~25%；C：1~10%；Mn：
1.30~1.75%；Mo：2~5%；Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicic acid
Salt：2.0~6.0%.
When the present invention works, it is 15~25% Cr's, 1~10% C, 1.30~1.75% to select mass percentage
Mn, 4~10% Mo, 0.30~0.70% Si, 0.20~0.80% Ni, 1.0~3.5% CaF and 2.0~
6.0% silicate carries out being prepared by mixing into medicinal powder solder flux, and medicinal powder solder flux is filled to outer skin zone, and flux-cored wire is made,
When carrying out welding job using flux-cored wire, the rusty stain of Q235 carbon steel plate surfaces is cleaned out first, flux-cored wire is put
It sets on welding equipment, connects the power supply of welding equipment, start welding equipment and carry out open arc welding, carbon steel plate surface without preheating
And heat preservation, after the completion of carbon steel sheet welding, hardness determination is carried out to welding position and metallographic observation, case hardness are detected as
HRC65, metallographic are that sheet and lath martensite tissue, surface flawless, impact resistance are good.
The present invention is made of outer layer metal crust and internal medicine core, and medicine core is that solder flux medicinal powder is filled in metal sheath, gold
It is 70.9-81.2% to belong to weight accounting of the crust in flux-cored wire, the medicinal powder in medicine core mainly by Cr, C, Mn, Mo, Si,
Ni, CaF and silicate are formed using different component mass ratioes, by adding silicate in medicinal powder solder flux, and by silicic acid
The content control of salt can be good at the generation for controlling weld crack, ensure welding quality, by medicine 2.0~6.0%
The other compositions such as addition Mn, can make welding forming good, toughness is strong, and the present invention can realize that welding position is hard in powder solder flux
Degree ensures good wearability and impact resistance between HRC42 and HRC65, it is ensured that wearing layer is ensureing high rigidity, wear-resisting
In the case of property is good, wearing layer surface flawless, working performance is good.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes be included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of flux-cored wire for deposited metal wear-resistant composite board, including welding wire ontology, which is characterized in that welding wire sheet is external
Portion is equipped with outer skin zone, and medicinal powder is filled in outer skin zone, and outer skin zone's weight accounting is 70.9-81.2%, and medicinal powder each component is opposite to be welded
Silk mass percent be：Cr：5~25%, C：1~10%, Mn：1.30~1.75%, Mo：4~10%, Si：0.30~
0.70%, Ni：0.20~0.80%, CaF：1.0~3.5%, silicate：2.0~6.0%.
2. the flux-cored wire according to claim 1 for deposited metal wear-resistant composite board, which is characterized in that the crust
Portion uses H08A.
3. the flux-cored wire according to claim 1 for deposited metal wear-resistant composite board, which is characterized in that the medicinal powder
The mass percent of each component relative wire is：Cr：2~8%；C：1~5%；Mn：1.30~1.75%；Si：0.30~
0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicate：2.0~6.0%.
4. the flux-cored wire according to claim 1 for deposited metal wear-resistant composite board, which is characterized in that the medicinal powder
The mass percent of each component relative wire is：Cr：15~25%；C：1~10%；Mn：1.30~1.75%；Mo：4~
10%；Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicate：2.0~6.0%.
5. the flux-cored wire according to claim 1 for deposited metal wear-resistant composite board, which is characterized in that the medicinal powder
The mass percent of each component relative wire is：Cr：15~25%；C：1~10%；Mn：1.30~1.75%；Mo：2~5%；
Si：0.30~0.70%；Ni：0.20~0.80%；CaF：1.0~3.5%；Silicate：2.0~6.0%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095609.XA CN108326469A (en) | 2018-01-31 | 2018-01-31 | A kind of flux-cored wire for deposited metal wear-resistant composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810095609.XA CN108326469A (en) | 2018-01-31 | 2018-01-31 | A kind of flux-cored wire for deposited metal wear-resistant composite board |
Publications (1)
| Publication Number | Publication Date |
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| CN108326469A true CN108326469A (en) | 2018-07-27 |
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ID=62927028
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810095609.XA Pending CN108326469A (en) | 2018-01-31 | 2018-01-31 | A kind of flux-cored wire for deposited metal wear-resistant composite board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560958A (en) * | 2019-09-23 | 2019-12-13 | 江苏瑞米克金属技术有限公司 | Wear-resisting plate surfacing welding wire |
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|---|---|---|---|---|
| EP0947283A1 (en) * | 1996-07-15 | 1999-10-06 | Guoxi Pan | A high hardness and wear-resisting flux cored wire |
| CN101767256A (en) * | 2010-03-29 | 2010-07-07 | 刘西昆 | Hard-face alloy flux-cored wire material |
| CN101905396A (en) * | 2010-08-20 | 2010-12-08 | 河北翼辰实业集团有限公司 | Self-protecting flux-cored wire for hardfacing |
| CN102069322A (en) * | 2010-12-24 | 2011-05-25 | 中国船舶重工集团公司第七二五研究所 | High-strength carbon dioxide protecting surfacing flux-cored wire |
| CN103008924A (en) * | 2012-12-06 | 2013-04-03 | 北京工业大学 | Flux-cored wire for overlay welding of forging die and application thereof |
| CN104942477A (en) * | 2015-07-23 | 2015-09-30 | 宋焯 | Wear-resistant and corrosion-resistant surfacing material |
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2018
- 2018-01-31 CN CN201810095609.XA patent/CN108326469A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0947283A1 (en) * | 1996-07-15 | 1999-10-06 | Guoxi Pan | A high hardness and wear-resisting flux cored wire |
| CN101767256A (en) * | 2010-03-29 | 2010-07-07 | 刘西昆 | Hard-face alloy flux-cored wire material |
| CN101905396A (en) * | 2010-08-20 | 2010-12-08 | 河北翼辰实业集团有限公司 | Self-protecting flux-cored wire for hardfacing |
| CN102069322A (en) * | 2010-12-24 | 2011-05-25 | 中国船舶重工集团公司第七二五研究所 | High-strength carbon dioxide protecting surfacing flux-cored wire |
| CN103008924A (en) * | 2012-12-06 | 2013-04-03 | 北京工业大学 | Flux-cored wire for overlay welding of forging die and application thereof |
| CN104942477A (en) * | 2015-07-23 | 2015-09-30 | 宋焯 | Wear-resistant and corrosion-resistant surfacing material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560958A (en) * | 2019-09-23 | 2019-12-13 | 江苏瑞米克金属技术有限公司 | Wear-resisting plate surfacing welding wire |
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| PB01 | Publication | ||
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Application publication date: 20180727 |