CN108747091A - A kind of flux-cored wire applying to low-alloy steel - Google Patents
A kind of flux-cored wire applying to low-alloy steel Download PDFInfo
- Publication number
- CN108747091A CN108747091A CN201810383779.8A CN201810383779A CN108747091A CN 108747091 A CN108747091 A CN 108747091A CN 201810383779 A CN201810383779 A CN 201810383779A CN 108747091 A CN108747091 A CN 108747091A
- Authority
- CN
- China
- Prior art keywords
- flux
- low
- cored wire
- alloy steel
- less
- 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
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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
- B23K35/02—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
- B23K35/36—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
- B23K35/368—Selection of non-metallic compositions of core materials either alone or conjoint with selection of soldering or welding materials
Abstract
The invention discloses a kind of flux-cored wires applying to low-alloy steel, including carbon steel crust and pharmacological property, including following component：Medicine core powder includes the ingredient of following parts by weight：Marble：2.5~3.5, silicon powder：1~5, agglomerated powder：3-11, Fe3O4：0.2-0.6, TiO2：0-1.1, Al：0.2-0.3, Ti：0.1-0.3, Mn：1.0-2.5, Mo：0.1-0.5, Ni：0-0.9, B：0.002-0.013, F：0.05-0.2.The present invention improves impact flexibility, improves impact flexibility at low ambient temperatures, meets welding requirements, flux-cored wire function admirable of the invention, and high yield rate is had excellent performance, and can reach technology requirement.
Description
Technical field
The present invention relates to wlding field, specifically a kind of flux-cored wire for applying to low-alloy steel.
Background technology
In order to improve the welding efficiency of heavy construction mechanism, keep it safe and reliable, the raising of welding efficiency, this is to traditional
The flux-cored wire of low-alloy steel brings new problem, and to requiring, plasticity is good, impact flexibility high and low temperature performance is good, cracking resistance
Powerhouse selects the welding rod of alkalinity or high tenacity, and ultralow hydrogen type, the weldering of high tenacity generally can be selected to the welding of medium carbon steel or cast steel
Item is aided with the technological measures such as preheating.
Invention content
To solve the above-mentioned problems, the present invention provides a kind of flux-cored wire applying to low-alloy steel.
The technical scheme is that：A kind of flux-cored wire applying to low-alloy steel, including carbon steel crust and pharmacological property, packet
Include following component：Medicine core powder includes the ingredient of following parts by weight：Marble：2.5~3.5, silicon powder：1~5, it burns
Tie powder：3-11, Fe3O4：0.2-0.6, TiO2：0-1.1, Al：0.2-0.3, Ti：0.1-0.3, Mn：1.0-2.5, Mo：
0.1-0.5, Ni：0-0.9, B：0.002-0.013, F：0.05-0.2.
Preferably, agglomerated powder is prepared from the following raw materials in parts by weight：TiO：230-80, SiO：28-15, MgO 1-7, fluorine
Compound：1-7, ZrO2：1-7, Al2O：32-10, K2O+Na2O0~4.
Preferably, marble is that CaCO3 is more than 90%, S less than 0.02%, P less than 0.05%.
Preferably, silicon powder is that SiO2 is less than 0.1%, S less than 0.02%, P less than 0.03% more than 96%, Fe2O3.
Preferably, medicine core and the content of the C in carbon steel crust account for the 0.05-0.3 of welding wire total weight.
The invention has the beneficial effects that：The present invention improves impact flexibility, improves impact flexibility at low ambient temperatures, full
Sufficient welding requirements, flux-cored wire function admirable of the invention, high yield rate are had excellent performance, and can reach technology requirement.
Specific implementation mode
A kind of flux-cored wire applying to low-alloy steel, including carbon steel crust and pharmacological property, including following component：Medicine core powder
Include the ingredient of following parts by weight：Marble：2.5~3.5, silicon powder：1~5, agglomerated powder：3-11, Fe3O4：
0.2-0.6, TiO2：0-1.1, Al：0.2-0.3, Ti：0.1-0.3, Mn：1.0-2.5, Mo：0.1-0.5, Ni： 0-
0.9, B：0.002-0.013, F：0.05-0.2.
Wherein, agglomerated powder is prepared from the following raw materials in parts by weight：TiO：230-80, SiO：28-15, MgO 1-7, fluorination
Object：1-7, ZrO2：1-7, Al2O：32-10, K2O+Na2O0~4.
Wherein, marble is that CaCO3 is more than 90%, S less than 0.02%, P less than 0.05%.
Wherein, silicon powder is that SiO2 is less than 0.1%, S less than 0.02%, P less than 0.03% more than 96%, Fe2O3.
Wherein, medicine core and the content of the C in carbon steel crust account for the 0.05-0.3 of welding wire total weight.
Claims (5)
1. a kind of flux-cored wire applying to low-alloy steel, including carbon steel crust and pharmacological property, which is characterized in that including following group
Point：The medicine core powder includes the ingredient of following parts by weight：Marble：2.5~3.5, silicon powder：1~5, sintering
Powder：3-11, Fe3O4：0.2-0.6, TiO2：0-1.1, Al：0.2-0.3, Ti：0.1-0.3, Mn：1.0-2.5, Mo：
0.1-0.5, Ni：0-0.9, B：0.002-0.013, F：0.05-0.2.
2. a kind of flux-cored wire applying to low-alloy steel according to claim 1, which is characterized in that the wherein described sintering
Powder is prepared from the following raw materials in parts by weight：TiO：230-80, SiO：28-15, MgO 1-7, fluoride：1-7, ZrO2：1-7,
Al2O：32-10, K2O+Na2O0~4.
3. a kind of flux-cored wire applying to low-alloy steel according to claim 1, which is characterized in that the wherein described Dali
Stone is that CaCO3 is more than 90%, S less than 0.02%, P less than 0.05%.
4. a kind of flux-cored wire applying to low-alloy steel according to claim 1, which is characterized in that the wherein described silicon is micro-
Powder is that SiO2 is less than 0.1%, S less than 0.02%, P less than 0.03% more than 96%, Fe2O3.
5. a kind of flux-cored wire applying to low-alloy steel according to claim 1, which is characterized in that the wherein described medicine core
The 0.05-0.3 of welding wire total weight is accounted for the content of the C in carbon steel crust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383779.8A CN108747091A (en) | 2018-04-26 | 2018-04-26 | A kind of flux-cored wire applying to low-alloy steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810383779.8A CN108747091A (en) | 2018-04-26 | 2018-04-26 | A kind of flux-cored wire applying to low-alloy steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108747091A true CN108747091A (en) | 2018-11-06 |
Family
ID=64012027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810383779.8A Pending CN108747091A (en) | 2018-04-26 | 2018-04-26 | A kind of flux-cored wire applying to low-alloy steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108747091A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604862A (en) * | 2018-12-30 | 2019-04-12 | 柳州凯通新材料科技有限公司 | Highly wear-resisting alloy steel welding wire medicine core |
| CN109759744A (en) * | 2019-01-23 | 2019-05-17 | 洛阳双瑞特种合金材料有限公司 | A kind of welding wire medicinal powder can be heat-treated seamless flux-cored wire and application |
| CN112548398A (en) * | 2020-12-08 | 2021-03-26 | 上海焊接器材有限公司 | Ultralow-hydrogen flux-cored wire for 62 Kg-grade weathering steel and manufacturing method thereof |
-
2018
- 2018-04-26 CN CN201810383779.8A patent/CN108747091A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604862A (en) * | 2018-12-30 | 2019-04-12 | 柳州凯通新材料科技有限公司 | Highly wear-resisting alloy steel welding wire medicine core |
| CN109759744A (en) * | 2019-01-23 | 2019-05-17 | 洛阳双瑞特种合金材料有限公司 | A kind of welding wire medicinal powder can be heat-treated seamless flux-cored wire and application |
| CN112548398A (en) * | 2020-12-08 | 2021-03-26 | 上海焊接器材有限公司 | Ultralow-hydrogen flux-cored wire for 62 Kg-grade weathering steel and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181106 |
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| WD01 | Invention patent application deemed withdrawn after publication |