CN109719426A - A kind of high-temperature steel flux-cored wire - Google Patents
A kind of high-temperature steel flux-cored wire Download PDFInfo
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- CN109719426A CN109719426A CN201910182404.XA CN201910182404A CN109719426A CN 109719426 A CN109719426 A CN 109719426A CN 201910182404 A CN201910182404 A CN 201910182404A CN 109719426 A CN109719426 A CN 109719426A
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Abstract
The present invention discloses a kind of high-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 1-8%, chromium powder 1-6%, molybdenum powder 0.3-5%, tungsten powder 1-3%, manganese iron 2-10%, quartzy 5-10%, teflon 1-6%, aluminium vanadine 2-4%, silicomangan 10~22%, almag 5-15%, magnesium powder 4-8%, rutile 10-28%, iron powder 3-10%, fluoride 2-6%, other alloy 2-5%；Fluoride is potassium fluoride or sodium fluoride；Other alloys are any combination of bismuth, aluminium, vanadium, titanium, niobium and zirconium.High-temperature steel flux-cored wire provided by the invention can satisfy 500 degree of environment above and use.
Description
Technical field
The invention belongs to welding wire technology fields, and in particular to a kind of high-temperature steel flux-cored wire.
Background technique
The medicine with good tensile strength and toughness under the high temperature conditions is needed in industries such as boiler, chemical industry and nuclear powers at present
For core welding wire for welding the steel construction run under high temperature environment, general flux-cored wire can only meet antifatigue energy under room temperature
Power, but at a high temperature of 500 degree or more, general flux-cored wire intensity and toughness are unable to satisfy requirement.
Summary of the invention
The purpose of the present invention is to provide a kind of high-temperature steel flux-cored wires, to solve problem above.
The technical solution of the present invention is as follows: high-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 1-
8%, chromium powder 1-6%, molybdenum powder 0.3-5%, tungsten powder 1-3%, manganese iron 2-10%, quartzy 5-10%, teflon 1-6%, aluminium vanadine 2-4%, silicon
Manganese alloy 10~22%, almag 5-15%, magnesium powder 4-8%, rutile 10-28%, iron powder 3-10%, fluoride 2-6%, Qi Tahe
Golden 2-5%；Fluoride is potassium fluoride or sodium fluoride；Other alloys are any combination of bismuth, aluminium, vanadium, titanium, niobium and zirconium.
Preferably, the medicinal powder weight accounts for the 12-15% of the flux-cored wire weight.
Preferably, high-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 2%, chromium powder 4%, molybdenum powder
2%, tungsten powder 2%, manganese iron 7%, quartz 6%, teflon 4%, aluminium vanadine 3%, silicomangan 18%, almag 8%, magnesium powder 5%, golden red
Stone 26%, iron powder 5%, fluoride 3%, other alloys 5%.
Preferably, high-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 8%, chromium powder 4%, molybdenum powder
3%, tungsten powder 2%, manganese iron 8%, quartz 6%, teflon 2%, aluminium vanadine 3%, silicomangan 20%, almag 8%, magnesium powder 7%, golden red
Stone 20%, iron powder 5%, fluoride 2%, other alloys 2%.
The utility model has the advantages that high-temperature steel flux-cored wire provided by the invention, can satisfy 500 degree of environment above and uses.
Specific embodiment
The present invention is further explained in the light of specific embodiments.
High-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 1-8%, chromium powder 1-6%, molybdenum powder 0.3-
5%, tungsten powder 1-3%, manganese iron 2-10%, quartzy 5-10%, teflon 1-6%, aluminium vanadine 2-4%, silicomangan 10~22%, magnalium close
Golden 5-15%, magnesium powder 4-8%, rutile 10-28%, iron powder 3-10%, fluoride 2-6%, other alloy 2-5%；Fluoride is fluorination
Potassium or sodium fluoride；Other alloys are any combination of bismuth, aluminium, vanadium, titanium, niobium and zirconium.
The medicinal powder weight accounts for the 12-15% of the flux-cored wire weight.
Embodiment 1
High-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 2%, chromium powder 4%, molybdenum powder 2%, tungsten powder 2%, manganese
Iron 7%, quartz 6%, teflon 4%, aluminium vanadine 3%, silicomangan 18%, almag 8%, magnesium powder 5%, rutile 26%, iron powder 5%,
Fluoride 3%, other alloys 5%.
Embodiment 2
High-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 8%, chromium powder 4%, molybdenum powder 3%, tungsten powder 2%, manganese
Iron 8%, quartz 6%, teflon 2%, aluminium vanadine 3%, silicomangan 20%, almag 8%, magnesium powder 7%, rutile 20%, iron powder 5%,
Fluoride 2%, other alloys 2%.
Flux-cored wire includes crust and medicine core, and crust wraps medicine core；It is an object of the invention to the medicines to flux-cored wire
Core component is researched and developed, and is consolidated invention and is not specially limited explanation to crust.
In the present invention, the granularity of alloy powder was 60-80 mesh.
Flux-cored wire of the invention, post weld heat treatment state: yield strength (Mpa) >=470；Tensile strength (Mpa)
550-690；Elongation (%) >=21.Chemical component (w%): Cr, 1.10-1.50；Mo, 0.42-0.60.
Claims (4)
1. a kind of high-temperature steel flux-cored wire, medicinal powder constituent mass percentage are as follows: zircon sand 1-8%, chromium powder 1-6%, molybdenum powder
0.3-5%, tungsten powder 1-3%, manganese iron 2-10%, quartzy 5-10%, teflon 1-6%, aluminium vanadine 2-4%, silicomangan 10~22%, aluminium
Magnesium alloy 5-15%, magnesium powder 4-8%, rutile 10-28%, iron powder 3-10%, fluoride 2-6%, other alloy 2-5%；Fluoride is
Potassium fluoride or sodium fluoride；Other alloys are any combination of bismuth, aluminium, vanadium, titanium, niobium and zirconium.
2. a kind of high-temperature steel flux-cored wire according to claim 1, characteristic are: the medicinal powder weight accounts for described
The 12-15% of flux-cored wire weight.
3. a kind of high-temperature steel flux-cored wire according to claim 1, characteristic are: high-temperature steel is welded with medicine core
Silk, medicinal powder constituent mass percentage are as follows: zircon sand 2%, chromium powder 4%, molybdenum powder 2%, tungsten powder 2%, manganese iron 7%, quartz 6%, teflon 4%,
Aluminium vanadine 3%, silicomangan 18%, almag 8%, magnesium powder 5%, rutile 26%, iron powder 5%, fluoride 3%, other alloys 5%.
4. a kind of high-temperature steel flux-cored wire according to claim 1, characteristic are: high-temperature steel is welded with medicine core
Silk, medicinal powder constituent mass percentage are as follows: zircon sand 8%, chromium powder 4%, molybdenum powder 3%, tungsten powder 2%, manganese iron 8%, quartz 6%, teflon 2%,
Aluminium vanadine 3%, silicomangan 20%, almag 8%, magnesium powder 7%, rutile 20%, iron powder 5%, fluoride 2%, other alloys 2%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910182404.XA CN109719426A (en) | 2019-03-12 | 2019-03-12 | A kind of high-temperature steel flux-cored wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910182404.XA CN109719426A (en) | 2019-03-12 | 2019-03-12 | A kind of high-temperature steel flux-cored wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109719426A true CN109719426A (en) | 2019-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910182404.XA Pending CN109719426A (en) | 2019-03-12 | 2019-03-12 | A kind of high-temperature steel flux-cored wire |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917044A (en) * | 2021-02-03 | 2021-06-08 | 武汉铁锚焊接材料股份有限公司 | 550 MPa-level flux-cored wire with excellent moisture resistance |
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| CN106312370A (en) * | 2016-10-28 | 2017-01-11 | 北京工业大学 | 308 (L) stainless steel flux cored wire for sheet welding |
| JP2018144071A (en) * | 2017-03-06 | 2018-09-20 | 新日鐵住金株式会社 | Flux-cored wire for gas shield arc welding, and method for production of weld joint |
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Patent Citations (9)
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| CN101412164A (en) * | 2008-11-28 | 2009-04-22 | 山东飞乐焊业有限公司 | Titanium type flux-cored wire with low total amount of fumes and preparation method thereof |
| CN101450425A (en) * | 2008-12-31 | 2009-06-10 | 宁波隆兴焊割科技股份有限公司 | Heat-resisting steel flux-cored wire |
| CN102717208A (en) * | 2012-06-08 | 2012-10-10 | 江苏孚尔姆焊业科技有限公司 | Novel calcium titanate slag system flux-cored wire and preparation method thereof |
| CN103056549A (en) * | 2012-12-20 | 2013-04-24 | 中冶焊接科技有限公司 | Alkaline CO2 gas protection dilute alloy heat resistant steel flux-cored wire |
| CN103480980A (en) * | 2013-09-22 | 2014-01-01 | 北京工业大学 | 309 stainless steel flux-cored wire low in hexavalent chromium discharge |
| CN104551436A (en) * | 2014-11-13 | 2015-04-29 | 上海施威焊接产业有限公司 | Flux-cored wire for surfacing repair |
| CN104551455A (en) * | 2015-01-06 | 2015-04-29 | 湖北船王特种焊材有限公司 | -70 degrees centigrade low-temperature steel welding bar |
| CN106312370A (en) * | 2016-10-28 | 2017-01-11 | 北京工业大学 | 308 (L) stainless steel flux cored wire for sheet welding |
| JP2018144071A (en) * | 2017-03-06 | 2018-09-20 | 新日鐵住金株式会社 | Flux-cored wire for gas shield arc welding, and method for production of weld joint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112917044A (en) * | 2021-02-03 | 2021-06-08 | 武汉铁锚焊接材料股份有限公司 | 550 MPa-level flux-cored wire with excellent moisture resistance |
| CN112917044B (en) * | 2021-02-03 | 2022-09-06 | 武汉铁锚焊接材料股份有限公司 | 550 MPa-level flux-cored wire with excellent moisture resistance |
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Application publication date: 20190507 |
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