CN108544130A - A kind of high-performance stainless steel welding rod for manufacturing office desk and chair - Google Patents
A kind of high-performance stainless steel welding rod for manufacturing office desk and chair Download PDFInfo
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- CN108544130A CN108544130A CN201810722841.1A CN201810722841A CN108544130A CN 108544130 A CN108544130 A CN 108544130A CN 201810722841 A CN201810722841 A CN 201810722841A CN 108544130 A CN108544130 A CN 108544130A
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- China
- Prior art keywords
- welding rod
- coating
- core wire
- stainless steel
- chair
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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
- B23K35/3053—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
- B23K35/22—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
-
- 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
- B23K35/365—Selection of non-metallic compositions of coating materials either alone or conjoint with selection of soldering or welding materials
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Nonmetallic Welding Materials (AREA)
Abstract
The present invention provides a kind of high-performance stainless steel welding rod for manufacturing office desk and chair, which includes metal chip and coating, and respectively composition and percentage composition are as follows for core wire：C≤0.02%, Mn:0.5% 2.0%, Si:0.05% 0.25%, Cr:16% 19%, Ni:11% 14%, Mo:3% 5%, S≤0.02%, P≤0.02%, surplus Fe；Its coating accounts for 40% the 50% of welding rod total weight, and by weight percentage, group is divided into：Rutile：35% 45%, potassium carbonate：5% 15%, barium carbonate：5% 15%, dextrin：3% 5%, manganese powder：3% 7%, magnesium powder：2% 5%, chromium powder：2% 7%, molybdenum-iron：2% 6%, niobium titanium alloy：6% 10%, fluorite：3% 7%, ice crystal：3% 7%, potassium sodium mixing water glass bond is added in mentioned component after mixing in proportion, and the present invention has strong corrosion resistant, and the arc stability in welding, appearance of weld is good, and welding rod operating characteristics is superior.
Description
Technical field
It is the invention mainly relates to office equipment technical field of welding materials, more particularly to a kind of for manufacturing office desk and chair
High-performance stainless steel welding rod.
Background technology
Welding rod is made of core wire and coating two parts.Welding rod is outside metal core wire by coating（Coating）Uniformly, centripetally
Extrusion is on core wire.Welding rod type is different, and core wire is also different.The metal core of core wire, that is, welding rod, in order to ensure the quality of weld seam with
Performance has the content of each metallic element in core wire stringent regulation, especially to objectionable impurities（Such as sulphur, phosphorus) contain
Amount, should there is stringent limitation, be better than base material.
Stainless steel electrode refers to being coated with a kind of welding rod expected as source using stainless steel, can be divided into straight-chromiun stainless steel welding rod and chromium nickel not
Become rusty steel electrode, is widely used in the industries such as chemical industry, chemical fertilizer, oil, medical machinery manufacture.
The stainless steel electrode performance that existing office equipment is used still is not sufficiently stable, in welding be easy electric arc it is unstable,
It is also easy to produce slag, and etching problem is difficult often to solve.
Invention content
In order to overcome drawbacks described above, the present invention to propose that technical solution is：A kind of high-performance for manufacturing office desk and chair is not
Become rusty steel electrode, including core wire and coating, and coating is coated on core wire outer wall, and the weight coefficient that the coating accounts for welding rod total weight is
0.4~0.5, on the basis of core wire total weight, the component of percentages by weight, the core wire is as follows：
C≤0.02%；
Mn:0.5%-2.0%；
Si:0.05%-0.25%；
Cr:16%-19%；
Ni:11%-14%；
Mo:3%-5%；
S≤0.02%；
P≤0.02%；
Surplus is Fe.
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：
Rutile：35%-45%；
Potassium carbonate：5%-15%；
Barium carbonate：5%-15%；
Dextrin：3%-5%；
Manganese powder：3%-7%；
Magnesium powder：2%-5%；
Chromium powder：2%-7%；
Molybdenum-iron：2%-6%；
Niobium titanium alloy：6%-10%；
Fluorite：3%-7%；
Ice crystal：3%-7%.
Potassium sodium mixing water glass bond is added after mixing in proportion in mentioned component.
It is furthermore preferred that on the basis of core wire total weight, the component of percentages by weight, the core wire is as follows：
C：0.005%-0.01%；
Mn:1%-1.5%；
Si:0.1%-0.2%；
Cr:17%-19%；
Ni:11%-14%；
Mo:4%-5%；
S≤0.02%；
P≤0.02%；
Surplus is Fe.
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：
Rutile：35%-40%；
Potassium carbonate：10%-15%；
Barium carbonate：10%-15%；
Dextrin：4%-5%；
Manganese powder：5%-6%；
Magnesium powder：3%-4%；
Chromium powder：4%-6%；
Molybdenum-iron：3%-5%；
Niobium titanium alloy：7%-10%；
Fluorite：8%-11%；
Ice crystal：4%-6%.
Potassium sodium mixing water glass bond is added after mixing in proportion in mentioned component.
Preferably, the content of niobium is in 2%-5% in the niobium titanium alloy, and the content of titanium is in 50%-70%.
Preferably, in the coating total content of carbonate in 10%-30%.
It is specifically as follows to coating each component function analysis in the present invention：
Rutile：Oxidisability is weaker, and the hot removability of slag is good, arc stability, and molten bath is tranquil, can refine transition molten drop, beautifies weld seam
Forming, anti-gas porosity are good；
Potassium carbonate, barium carbonate：Main function is slag making and gas making, when carbonate content is relatively low, the gas making of coating and slag making energy
Power declines, and is reduced to the protective effect of weld seam, causes the decline of weld properties；If the too high levels of carbonate, coating
Gas making amount is excessive, and arc stability declines, and splashes and increases, and appearance of weld is coarse, therefore the content control of carbonate exists in the present invention
15%~30%；
Dextrin：Main function is plasticity, elasticity and the mobility for improving coating paint during welding rod extrusion, improves welding rod
Extrusion quality keeps electrode coating surface smooth without cracking；
Niobium titanium alloy：Main function makes stabilising arc, keeps molten bath tranquil, few to splash, conductive, is easy to operate, can form short slag,
There is remarkable result for vertical, overhead welding, active slag can be generated, uniform fold protects weld seam on solder, takes off slag conveniently, crystallization
Speed is fast, keeps weld ripples careful and improves corrosion resistance；
Fluorite：Can form the slag with certain physical and chemical performance when welding, protect molten drop and molten pool metal, improve weld seam at
Type；
Ice crystal：The surface tension that liquid metal can be reduced reduces the fusing point of slag, improves the mobility of slag, reduces stomata shape
At probability, improve the mouldability of weld seam；
Molybdenum-iron：Corrosion resistance can be effectively improved, is added primarily as alloying constituent, ensures weld seam corrosion resistance.
Manganese powder, chromium powder：Main function is Transition-metal Alloys, ensures alloy element component in weld seam, it is ensured that weld seam it is anti-corrosion
Property simultaneously improve weld strength；
Magnesium powder：The oxygen content in weld seam is reduced, ensures to be not easy to be aoxidized when welding.
Binder of the present invention uses potassium-sodium water glass, can play the role of stabilising arc.
Welding rod of the present invention arc stability in welding, splashes few, and appearance of weld is good, takes off slag and is easy, welding rod operating characteristics is excellent
It is different；The present invention accurately controls alloying component, and the oxidative resistance of welding rod is improved by the way that Gao Ge, nickel, molybdenum and Ultra-low carbon wlding is added
And corrosivity.
In conclusion the beneficial effects of the invention are as follows：The present invention provides one kind having strong anti-oxidation and corrosion resistance
Welding rod, welding when arc stability, appearance of weld is good, and welding rod operating characteristics is superior.
Specific implementation mode
With reference to specific embodiment, technical scheme of the present invention will be further described, but the present invention is not limited to this
A little embodiments.
Embodiment 1, a kind of high-performance stainless steel welding rod for manufacturing office desk and chair, including core wire and coating, coating apply
Core wire outer wall is spread on, the weight coefficient that the coating accounts for welding rod total weight is 0.4~0.5, on the basis of core wire total weight, by weight
The component of the percentages of amount, the core wire is as follows：C：0.006；Mn:0.7；Si:0.06；Cr:16.5；Ni:11.5；Mo:
3.2；S:0.008；P:0.008；Surplus is Fe；
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：Rutile：41%；Carbonic acid
Potassium：11%；Barium carbonate：14%；Dextrin：5%；Manganese powder：3%；Magnesium powder：4%；Chromium powder：3%；Molybdenum-iron：3%；Niobium titanium alloy：7%；Fluorite：
5%；Ice crystal：3%.
Embodiment 2：A kind of high-performance stainless steel welding rod for manufacturing office desk and chair, including core wire and coating, coating apply
Core wire outer wall is spread on, the weight coefficient that the coating accounts for welding rod total weight is 0.4~0.5, on the basis of core wire total weight, by weight
The component of the percentages of amount, the core wire is as follows：C：0.006；Mn:0.9；Si:0.1；Cr:17；Ni:12；Mo:3.5；S:
0.0085；P:0.0085；Surplus is Fe；
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：Rutile：36%；Carbonic acid
Potassium：8%；Barium carbonate：13%；Dextrin：4%；Manganese powder：6%；Magnesium powder：3%；Chromium powder：4%；Molybdenum-iron：4%；Niobium titanium alloy：10%；Fluorite：
7%；Ice crystal：5%.
Embodiment 3：A kind of high-performance stainless steel welding rod for manufacturing office desk and chair, including core wire and coating, coating apply
Core wire outer wall is spread on, the weight coefficient that the coating accounts for welding rod total weight is 0.4~0.5, on the basis of core wire total weight, by weight
The component of the percentages of amount, the core wire is as follows：C：0.007；Mn:1；Si:0.1；Cr:17；Ni:11；Mo:4；S:0.009；
P:0.0085；Surplus is Fe；
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：Rutile：35%；Carbonic acid
Potassium：12%；Barium carbonate：12%；Dextrin：4%；Manganese powder：5%；Magnesium powder：3%；Chromium powder：5%；Molybdenum-iron：5%；Niobium titanium alloy：9%；Fluorite：
5%；Ice crystal：5%.
Embodiment 4：A kind of high-performance stainless steel welding rod for manufacturing office desk and chair, including core wire and coating, coating apply
Core wire outer wall is spread on, the weight coefficient that the coating accounts for welding rod total weight is 0.4~0.5, on the basis of core wire total weight, by weight
The component of the percentages of amount, the core wire is as follows：C：0.006；Mn:1.5；Si:0.2；Cr:19；Ni:14；Mo:5；S:
0.0085；P:0.009；Surplus is Fe；
On the basis of coating total weight, each component of percentages by weight, the coating is as follows：Rutile：38%；Carbonic acid
Potassium：10%；Barium carbonate：10%；Dextrin：5%；Manganese powder：5%；Magnesium powder：4%；Chromium powder：5%；Molybdenum-iron：6%；Niobium titanium alloy：7%；Fluorite：
6%；Ice crystal：4%.
Table 1：Core wire component list (weight percent %)
Table 2：Each embodiment coating component
Table 3：Deposited metal composition table (weight percent %)
Table 4：The deposited metal mechanics and corrosive nature of embodiment
| Tensile strength (MP a) | Elongation percentage (%) | Rate of corrosion (g/m2h) | |
| Embodiment 1 | 810 | 32.5 | 0.503 |
| Embodiment 2 | 815 | 33 | 0.494 |
| Embodiment 3 | 835 | 34 | 0.522 |
| Embodiment 4 | 845 | 33 | 0.535 |
Each embodiment is made using identical welding rod manufacture production technology in the present invention, and table 1 is each embodiment core wire ingredient (weight
Measure percentage %)；Table 2 is the actually measured compositions of surfacing metal (weight percent %) of each embodiment；Table 3 is the deposition of each embodiment
The analysis and summary of metal component, table 4 indicate the result that each embodiment is measured welding rod deposited metal mechanics and corrosive nature.
Wherein, embodiment 3 and embodiment 4 are the present invention more preferred embodiment.
From above-described embodiment：It is welded using welding rod of the present invention, weld seam has excellent mechanical property, tension strong
Degree can reach 826MPa, and elongation percentage reaches 33%, and rate of corrosion can be reduced to 0.514g/m2h.
The above are merely the preferred embodiment of the present invention, it is noted that for those of ordinary skill in the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.
Claims (3)
1. a kind of high-performance stainless steel welding rod for manufacturing office desk and chair, it is characterised in that：Including metal core wire and coating, institute
It states coating and is coated on the core wire outer wall, respectively composition and percentage composition are as follows for the core wire：C≤0.02%, Mn:0.5%-
2.0%, Si:0.05%-0.25%, Cr:16%-19%, Ni:11%-14%, Mo:3%-5%, S≤0.02%, P≤0.02%, surplus are
Fe；The coating accounts for the 40%-50% of the welding rod total weight, and by weight percentage, group is divided into：Rutile：35%-45%,
Potassium carbonate：5%-15%, barium carbonate：5%-15%, dextrin：3%-5%, manganese powder：3%-7%, magnesium powder：2%-5%, chromium powder：2%-7%, molybdenum-iron：
2%-6%, niobium titanium alloy：6%-10%, fluorite：3%-7%, ice crystal：Potassium is added after mixing in proportion in 3%-7%, mentioned component
Sodium mixing water glass bond.
2. a kind of high-performance stainless steel welding rod for manufacturing office desk and chair according to claim 1, it is characterised in that：Institute
The content of niobium in niobium titanium alloy is stated in 2%-5%, the content of titanium is in 50%-70%.
3. a kind of high-performance stainless steel welding rod for manufacturing office desk and chair according to claim 1, it is characterised in that：Institute
The total content of carbonate in coating is stated in 15%-30%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810722841.1A CN108544130A (en) | 2018-07-04 | 2018-07-04 | A kind of high-performance stainless steel welding rod for manufacturing office desk and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810722841.1A CN108544130A (en) | 2018-07-04 | 2018-07-04 | A kind of high-performance stainless steel welding rod for manufacturing office desk and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108544130A true CN108544130A (en) | 2018-09-18 |
Family
ID=63494291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810722841.1A Withdrawn CN108544130A (en) | 2018-07-04 | 2018-07-04 | A kind of high-performance stainless steel welding rod for manufacturing office desk and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108544130A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579548A (en) * | 2021-07-07 | 2021-11-02 | 四川大西洋焊接材料股份有限公司 | Welding rod, preparation method and application thereof and deposited metal |
-
2018
- 2018-07-04 CN CN201810722841.1A patent/CN108544130A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113579548A (en) * | 2021-07-07 | 2021-11-02 | 四川大西洋焊接材料股份有限公司 | Welding rod, preparation method and application thereof and deposited metal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20180918 |