CN108000001A - New type stainless steel. corrosion resistance flux-cored wire - Google Patents
New type stainless steel. corrosion resistance flux-cored wire Download PDFInfo
- Publication number
- CN108000001A CN108000001A CN201810066828.5A CN201810066828A CN108000001A CN 108000001 A CN108000001 A CN 108000001A CN 201810066828 A CN201810066828 A CN 201810066828A CN 108000001 A CN108000001 A CN 108000001A
- Authority
- CN
- China
- Prior art keywords
- parts
- medicine core
- cored wire
- stainless steel
- corrosion resistance
- 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.)
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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
- B23K35/3053—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
-
- 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
- B23K35/3601—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 with inorganic compounds as principal constituents
- B23K35/3608—Titania or titanates
-
- 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 new type stainless steel. corrosion resistance flux-cored wire, including medicine core and the crust that is coated on outside medicine core, the medicine core include the component of following parts by weight：20 40 parts of rutile, 2 10 parts of feldspar, manganese metal 25,15 25 parts of crome metal, 10 15 parts of molybdenum-iron, 10 20 parts of metallic nickel, arc stabilizer 25,25 parts of ferroso-ferric oxide, 15 parts of sodium fluoride, and 15 parts of silica flour, and in the medicine core powder of above-mentioned each component composition, total percetage by weight of following component is：Cr:18% 20%, Ni:10% 14%, Mo:2% 3%, C:≤ 0.03%, Si:≤ 1%, Mn:≤ 2%, S:≤ 0.03%, P:≤ 0.045%.The present invention has the performance of brilliance in all welding positions, and face of weld has smooth, stable electric arc, spatter loss coefficient is extremely low, and welding bead is glittering, and smoothly, welding slag can be removed easily, and has preferable intercrystalline corrosion tolerance almost without oxide-film.
Description
Technical field
The present invention relates to technical field of welding materials, more particularly, to a kind of new type stainless steel. corrosion resistance flux-cored wire.
Background technology
The face of weld oxide-film of existing stainless flux-cored wire is serious, and face of weld is coarse, splashes during welding general,
Intercrystalline corrosion tolerance is poor, and all-position welding is poor, or even molten iron tenesmus can occur for some poor product all-position weldings now
As.
The content of the invention
The present invention is above-mentioned in order to overcome the shortcomings of, there is provided a kind of new type stainless steel. corrosion resistance flux-cored wire of energy all-position welding,
Including medicine core and the crust being coated on outside medicine core, the medicine core includes the component of following parts by weight：20-40 parts of rutile, length
2-10 parts of stone, manganese metal 2-5,15-25 parts of crome metal, 10-15 parts of molybdenum-iron, 10-20 parts of metallic nickel, arc stabilizer 2-5, four oxidations three
2-5 parts of iron, 1-5 parts of sodium fluoride, and 1-5 parts of silica flour, and in the medicine core powder of above-mentioned each component composition, following component
Total percetage by weight is：Cr:18%-20%, Ni:10%-14%, Mo:2%-3%, C:≤ 0.03%, Si:≤ 1%, Mn:
≤ 2%, S:≤ 0.03%, P:≤ 0.045%.
New type stainless steel. corrosion resistance flux-cored wire of the present invention, the arc stabilizer include potassium oxide and sodium oxide molybdena.
The weight ratio of new type stainless steel. corrosion resistance flux-cored wire of the present invention, potassium oxide and sodium oxide molybdena is 3：1.
New type stainless steel. corrosion resistance flux-cored wire of the present invention, the crust are 00Cr19Ni10 (304L) steel band, steel band include with
The component of lower percetage by weight：C:≤ 0.03%, Si:≤ 1%, Mn:≤ 2%, Cr:18%-20%, Ni:8%-12%, S:≤
0.03%, P:≤ 0.035%.
New type stainless steel. corrosion resistance flux-cored wire of the present invention, medicinal powder filling rate are 23%-25%.
The beneficial effects of the invention are as follows：
The present invention has the performance of brilliance in all welding positions, and face of weld has smoothly, stablizes almost without oxide-film
Electric arc, spatter loss coefficient is extremely low, and welding bead is glittering, and smoothly, welding slag can be removed easily, and has preferable intercrystalline corrosion tolerance.
Embodiment
The present invention is described in further detail now.
A kind of new type stainless steel. corrosion resistance flux-cored wire, including medicine core and the crust that is coated on outside medicine core, medicinal powder filling rate be
23%-25%.The crust is 00Cr19Ni10 (304L) steel band, and steel band includes the component of following percetage by weight：C:≤
0.03%, Si:≤ 1%, Mn:≤ 2%, Cr:18%-20%, Ni:8%-12%, S:≤ 0.03%, P:≤ 0.035%.304L
The mechanical property of stainless steel:Yield strength >=205N/mm2, tensile strength >=520N/mm2, elongation percentage >=40%.
The medicine core includes the component of following parts by weight：20-40 parts of rutile, 2-10 parts of feldspar, manganese metal 2-5, metal
15-25 parts of chromium, 10-15 parts of molybdenum-iron, 10-20 parts of metallic nickel, arc stabilizer 2-5,2-5 parts of ferroso-ferric oxide, 1-5 parts of sodium fluoride, with
And 1-5 parts of silica flour, wherein, it is 3 that arc stabilizer, which includes weight ratio,：1 potassium oxide and sodium oxide molybdena.And in above-mentioned each component composition
In medicine core powder, total percetage by weight of following component is：Cr:18%-20%, Ni:10%-14%, Mo:2%-3%, C:
≤ 0.03%, Si:≤ 1%, Mn:≤ 2%, S:≤ 0.03%, P:≤ 0.045%.
The present invention, as crust, by five groups of uniformly mixed medicine core powders of steel band parcel, is drawn using 304L steel bands through rolling
It is five groups of flux-cored wires of 1.2mm to pull into diameter, i.e. the stainless steel weldering flux-cored wire of embodiment 1-5.Each component is pressed in its medicine core
The proportioning of following table 1 is made, unit g
Table 1：
In the molten golden chemical composition of the stainless flux-cored wire of 1 ratio of above-described embodiment production, manganese metal, chromium, nickel, molybdenum contain
Amount is relatively low, and rutile and feldspar ratio are higher, and face of weld oxide-film is serious, and face of weld is coarse, splashes during welding general,
All-position welding is poor.Therefore do not do physical testing.
The molten aurification welded in the stainless steel medicine core of 2 ratio of above-described embodiment production studies sub-wire, and manganese metal, chromium, nickel, molybdenum contain
Amount is suitable, but stabilising arc agent content is relatively low, and the oxide-film of face of weld is still very serious, and smooth surface is splashed increases, all positon
Welding is better than embodiment 1, therefore does not do Physical Experiment.
In the molten golden chemical composition of the stainless flux-cored wire of 3 ratio of above-described embodiment production, manganese metal, chromium, nickel, molybdenum contain
Amount is suitable, but ferroso-ferric oxide content is relatively low, and the oxide-film of face of weld has taken on a new look, smooth surface, and splash bigger, Quan Wei
Welding is put with embodiment 2, Physical Experiment Data is qualified, but anti intercrystalline corrosion experiment is unqualified.
In the molten golden chemical composition of the stainless flux-cored wire of 4 ratio of above-described embodiment production, the content of each component is closed
Suitable, the oxide-film of face of weld does not have substantially, smooth surface, splashes small, and all-position welding is excellent, and Physical Experiment Data is qualified, resists
Intergranular corrosion test scrapes through.
In the molten golden chemical composition of the stainless flux-cored wire of 5 ratio of above-described embodiment production, the content of each component is closed
Suitable, the oxide-film of face of weld does not have, smooth surface, splashes small, and all-position welding is excellent, and Physical Experiment Data is qualified, anti-intergranular
Corrosion test is qualified.
In conclusion the molten golden chemical composition of the stainless flux-cored wire produced in the ratio of the present invention, face of weld are several
There is no oxide-film, there is smooth, stable electric arc, spatter loss coefficient is extremely low, and welding bead is glittering, and smoothly, welding slag can be removed easily, in institute
There is the performance that welding position has brilliance, and there is preferable intercrystalline corrosion tolerance.
Above-mentioned according to the present invention is enlightenment, by above-mentioned description, relevant staff completely can without departing from
In the range of this invention technological thought, various changes and amendments are carried out.The technical scope of this invention is not limited to
In the content on specification, it is necessary to determine its technical scope according to right.
Claims (5)
1. a kind of new type stainless steel. corrosion resistance flux-cored wire, it is characterised in that including medicine core and the crust being coated on outside medicine core, the medicine
Core includes the component of following parts by weight：
In the medicine core powder of above-mentioned each component composition, total percetage by weight of following component is：Cr:18%-20%, Ni:
10%-14%, Mo:2%-3%, C:≤ 0.03%, Si:≤ 1%, Mn:≤ 2%, S:≤ 0.03%, P:≤ 0.045%.
2. new type stainless steel. corrosion resistance flux-cored wire according to claim 1, it is characterised in that the arc stabilizer include potassium oxide and
Sodium oxide molybdena.
3. new type stainless steel. corrosion resistance flux-cored wire according to claim 2, it is characterised in that the weight ratio of potassium oxide and sodium oxide molybdena
For 3：1.
4. new type stainless steel. corrosion resistance flux-cored wire according to claim 1, it is characterised in that the crust is 00Cr19Ni10
(304L) steel band, steel band include the component of following percetage by weight：C:≤ 0.03%, Si:≤ 1%, Mn:≤ 2%, Cr:
18%-20%, Ni:8%-12%, S:≤ 0.03%, P:≤ 0.035%.
5. new type stainless steel. corrosion resistance flux-cored wire according to claim 1, it is characterised in that medicinal powder filling rate is 23%-25%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066828.5A CN108000001B (en) | 2018-01-24 | 2018-01-24 | Novel stainless steel flux-cored wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066828.5A CN108000001B (en) | 2018-01-24 | 2018-01-24 | Novel stainless steel flux-cored wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108000001A true CN108000001A (en) | 2018-05-08 |
| CN108000001B CN108000001B (en) | 2020-09-04 |
Family
ID=62066520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810066828.5A Active CN108000001B (en) | 2018-01-24 | 2018-01-24 | Novel stainless steel flux-cored wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108000001B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604867A (en) * | 2018-12-30 | 2019-04-12 | 柳州凯通新材料科技有限公司 | A kind of highly wear-resisting alloy steel welding wire medicine core |
| CN110102930A (en) * | 2019-04-29 | 2019-08-09 | 江苏九洲新材料科技有限公司 | A kind of E304L flux-cored wire matched with 304L steel |
| CN112872653A (en) * | 2021-02-04 | 2021-06-01 | 苏州鑫之泰焊接材料有限公司 | Stainless steel flux-cored wire without gas protection and preparation method thereof |
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| US5171968A (en) * | 1991-09-30 | 1992-12-15 | Inco Alloys International, Inc. | Low porosity welding electrode |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109604867A (en) * | 2018-12-30 | 2019-04-12 | 柳州凯通新材料科技有限公司 | A kind of highly wear-resisting alloy steel welding wire medicine core |
| CN110102930A (en) * | 2019-04-29 | 2019-08-09 | 江苏九洲新材料科技有限公司 | A kind of E304L flux-cored wire matched with 304L steel |
| CN112872653A (en) * | 2021-02-04 | 2021-06-01 | 苏州鑫之泰焊接材料有限公司 | Stainless steel flux-cored wire without gas protection and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN108000001B (en) | 2020-09-04 |
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