CN111334699A - Carbon roasting combustor alloy material for aluminum - Google Patents
Carbon roasting combustor alloy material for aluminum Download PDFInfo
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- CN111334699A CN111334699A CN201911310946.7A CN201911310946A CN111334699A CN 111334699 A CN111334699 A CN 111334699A CN 201911310946 A CN201911310946 A CN 201911310946A CN 111334699 A CN111334699 A CN 111334699A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
The invention discloses an alloy material for a carbon roasting burner for aluminum, which comprises the following chemical components in percentage by mass: c: 0.015% -0.030%, Si: 0.20% -0.80%, Mn: 0.35% -1.10%, Cr: 20% -40%, P: less than or equal to 0.03%, S: less than or equal to 0.008 percent, Ni: 18% -35%, Cu: 0.6% -1.9%, Fe: 21.132-60.835 percent. The invention can effectively improve the heat resistance and corrosion resistance of the finished burner product by the finished burner product made of the proposed alloy material, and can prolong the service life of the finished burner product by two times by the finished burner product made of the proposed alloy material.
Description
Technical Field
The invention relates to the technical field of combustion device material formula, in particular to an alloy material for a carbon roasting combustor for aluminum.
Background
The most complex and important part of a roasting workshop in the aluminum industry is the control of a roasting process of a roasting furnace, and the control of the whole combustion system is used for controlling the temperature of a flame path of an anode roasting furnace, so that the temperature of the flame path of the anode roasting furnace is raised according to a set temperature rise curve, and the pre-roasted anode is indirectly and periodically roasted.
The depth of a raw and fast roasting furnace chamber is 5486mm, the ignition temperature of natural gas in production is 750-850 ℃, so a burner is required to be used for heating the roasting furnace chamber in production, the temperature of the head of a burner of the burner is about 800 ℃, the head of the burner is easy to oxidize and corrode after a period of time due to the action of high temperature and asphalt smoke, the material is required to have the characteristics of high temperature resistance, corrosion resistance, strong high temperature resistance and the like, 304 stainless steel is generally adopted as a material for manufacturing the burner in the industry at present, needs to be cleaned in time under the working condition of industrial atmosphere or heavy pollution, and is not suitable for the working condition of the roasting furnace.
In view of the above, there is a great need to develop a high temperature resistant and oxidation resistant burner.
Disclosure of Invention
The invention aims to provide an alloy material for a carbon roasting burner for aluminum, which aims to solve the problem that the existing burner material formula, in particular 304 stainless steel, needs to be cleaned in time under the working conditions of industrial atmosphere or heavy pollution and is not suitable for the working conditions of a roasting furnace.
In order to achieve the purpose, the invention adopts the following technical scheme:
the carbon roasting combustor alloy material for the aluminum comprises the following chemical components in percentage by mass: c: 0.015% -0.030%, Si: 0.20% -0.80%, Mn: 0.35% -1.10%, Cr: 20% -40%, P: less than or equal to 0.03%, S: less than or equal to 0.008 percent, Ni: 18% -35%, Cu: 0.6% -1.9%, Fe: 21.132-60.835 percent.
Preferably, the paint consists of the following chemical components in percentage by mass: c: 0.02% -0.030%, Si: 0.35% -0.74%, Mn: 0.40% -1.00%, Cr: 22% -38%, P: less than or equal to 0.025%, S: less than or equal to 0.005 percent, Ni: 21% -32%, Cu: 0.7% -1.7%, Fe: 26.5 to 55.53 percent.
Preferably, the paint consists of the following chemical components in percentage by mass: c: 0.025% -0.030%, Si: 0.48% -0.70%, Mn: 0.40% -0.80%, Cr: 28% -35%, P: less than or equal to 0.020%, S: less than or equal to 0.005 percent, Ni: 25% -30%, Cu: 0.9% -1.3%, Fe: 32.1% -45.195%.
Preferably, the paint consists of the following chemical components in percentage by mass: 0.028% of C, 0.55% of Si, 0.65% of Mn, 31% of Cr, P: less than or equal to 0.020%, S: not more than 0.004%, Ni of 27%, Cu of 0.95%, Fe: 37.798 percent.
Preferably, the carbon content in the steel is increased, the yield point and the tensile strength of the steel are increased, the plasticity and the impact resistance are reduced, the silicon material in the steel is added as a reducing agent and a deoxidizer, the manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, the chromium material in the steel is used for remarkably improving the strength, the hardness and the wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, the nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, the copper material in the steel is used for improving the electric conductivity, the thermal conductivity, the ductility, the corrosion resistance and the wear resistance of the steel, and the iron material in the steel is a basic element.
Preferably, the casting process adopted when the burner is made of the alloy material comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process.
Compared with the prior art, the invention has the beneficial effects that:
1. the finished burner product made of the proposed alloy material can effectively improve the heat resistance and corrosion resistance of the finished burner product.
2. The service life of the finished burner product manufactured by the proposed alloy material can be improved by two times.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1:
the carbon roasting combustor alloy material for the aluminum comprises the following chemical components in percentage by mass: c: 0.015% -0.030%, Si: 0.20% -0.80%, Mn: 0.35% -1.10%, Cr: 20% -40%, P: less than or equal to 0.03%, S: less than or equal to 0.008 percent, Ni: 18% -35%, Cu: 0.6% -1.9%, Fe: 21.132-60.835 percent.
The steel is characterized in that the carbon content in the steel is increased, the yield point and the tensile strength of the steel are increased, the plasticity and the impact property are reduced, a silicon material in the steel is added as a reducing agent and a deoxidizing agent, a manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, a chromium material in the steel is used for remarkably improving the strength, the hardness and the wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, a nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, a copper material in the steel is used for improving the electrical conductivity, the thermal conductivity, the ductility, the corrosion resistance and the wear resistance of the steel, and an iron material in the steel is a.
The casting process adopted when the burner is made of the alloy material comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process.
Example 2:
the carbon roasting combustor alloy material for the aluminum comprises the following chemical components in percentage by mass: c: 0.02% -0.030%, Si: 0.35% -0.74%, Mn: 0.40% -1.00%, Cr: 22% -38%, P: less than or equal to 0.025%, S: less than or equal to 0.005 percent, Ni: 21% -32%, Cu: 0.7% -1.7%, Fe: 26.5 to 55.53 percent.
The steel is characterized in that the carbon content in the steel is increased, the yield point and the tensile strength of the steel are increased, the plasticity and the impact property are reduced, a silicon material in the steel is added as a reducing agent and a deoxidizing agent, a manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, a chromium material in the steel is used for remarkably improving the strength, the hardness and the wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, a nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, a copper material in the steel is used for improving the electrical conductivity, the thermal conductivity, the ductility, the corrosion resistance and the wear resistance of the steel, and an iron material in the steel is a.
The casting process adopted when the alloy material is used for manufacturing the combustor comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process
Example 3:
the carbon roasting combustor alloy material for the aluminum comprises the following chemical components in percentage by mass: c: 0.025% -0.030%, Si: 0.48% -0.70%, Mn: 0.40% -0.80%, Cr: 28% -35%, P: less than or equal to 0.020%, S: less than or equal to 0.005 percent, Ni: 25% -30%, Cu: 0.9% -1.3%, Fe: 32.1% -45.195%.
The steel is characterized in that the carbon content in the steel is increased, the yield point and the tensile strength of the steel are increased, the plasticity and the impact property are reduced, a silicon material in the steel is added as a reducing agent and a deoxidizing agent, a manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, a chromium material in the steel is used for remarkably improving the strength, the hardness and the wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, a nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, a copper material in the steel is used for improving the electrical conductivity, the thermal conductivity, the ductility, the corrosion resistance and the wear resistance of the steel, and an iron material in the steel is a.
The casting process adopted when the alloy material is used for manufacturing the combustor comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process
Example 4:
the carbon roasting combustor alloy material for the aluminum comprises the following chemical components in percentage by mass: 0.028% of C, 0.55% of Si, 0.65% of Mn, 31% of Cr, P: less than or equal to 0.020%, S: not more than 0.004%, Ni of 27%, Cu of 0.95%, Fe: 37.798 percent.
The steel is characterized in that the carbon content in the steel is increased, the yield point and the tensile strength of the steel are increased, the plasticity and the impact property are reduced, a silicon material in the steel is added as a reducing agent and a deoxidizing agent, a manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, a chromium material in the steel is used for remarkably improving the strength, the hardness and the wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, a nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, a copper material in the steel is used for improving the electrical conductivity, the thermal conductivity, the ductility, the corrosion resistance and the wear resistance of the steel, and an iron material in the steel is a.
The casting process adopted when the alloy material is used for manufacturing the combustor comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process
According to the invention, the heat resistance and the corrosion resistance of the finished combustor can be effectively improved by the finished combustor made of the proposed alloy material, and the service life of the finished combustor can be prolonged by two times by the finished combustor made of the proposed alloy material.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The carbon roasting combustor alloy material for the aluminum is characterized by comprising the following chemical components in percentage by mass: c: 0.015% -0.030%, Si: 0.20% -0.80%, Mn: 0.35% -1.10%, Cr: 20% -40%, P: less than or equal to 0.03%, S: less than or equal to 0.008 percent, Ni: 18% -35%, Cu: 0.6% -1.9%, Fe: 21.132-60.835 percent.
2. The carbon roasting burner alloy material for aluminum as claimed in claim 1, which consists of the following chemical components in percentage by mass: c: 0.02% -0.030%, Si: 0.35% -0.74%, Mn: 0.40% -1.00%, Cr: 22% -38%, P: less than or equal to 0.025%, S: less than or equal to 0.005 percent, Ni: 21% -32%, Cu: 0.7% -1.7%, Fe: 26.5 to 55.53 percent.
3. The carbon roasting burner alloy material for aluminum as claimed in claim 1, which consists of the following chemical components in percentage by mass: c: 0.025% -0.030%, Si: 0.48% -0.70%, Mn: 0.40% -0.80%, Cr: 28% -35%, P: less than or equal to 0.020%, S: less than or equal to 0.005 percent, Ni: 25% -30%, Cu: 0.9% -1.3%, Fe: 32.1% -45.195%.
4. The carbon roasting burner alloy material for aluminum as claimed in claim 1, which consists of the following chemical components in percentage by mass: 0.028% of C, 0.55% of Si, 0.65% of Mn, 31% of Cr, P: less than or equal to 0.020%, S: not more than 0.004%, Ni of 27%, Cu of 0.95%, Fe: 37.798 percent.
5. The carbon roasting burner alloy material for aluminum as claimed in claim 1, wherein the carbon content in the steel is increased, the yield point and tensile strength of the steel are increased, and the plasticity and impact resistance are reduced, the silicon material in the steel is added as a reducing agent and a deoxidizing agent, the manganese material in the steel is used for improving the quenching property of the steel and improving the hot workability of the steel, the chromium material in the steel is used for remarkably improving the strength, hardness and wear resistance of the steel, the phosphorus content and the sulfur content in the steel are harmful elements in the steel, the nickel material in the steel is used for improving the strength of the steel and keeping good plasticity and toughness, the copper material in the steel is used for improving the electrical conductivity, thermal conductivity, ductility, corrosion resistance and wear resistance of the steel, and the iron material in the steel is an essential element.
6. The carbon roasting burner alloy material for aluminum as claimed in claim 1, wherein the casting process adopted when the burner is made of the alloy material comprises sand mold casting, lost foam casting and steel mold casting, and preferably adopts steel mold casting process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911310946.7A CN111334699A (en) | 2019-12-18 | 2019-12-18 | Carbon roasting combustor alloy material for aluminum |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911310946.7A CN111334699A (en) | 2019-12-18 | 2019-12-18 | Carbon roasting combustor alloy material for aluminum |
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| CN111334699A true CN111334699A (en) | 2020-06-26 |
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| CN201911310946.7A Pending CN111334699A (en) | 2019-12-18 | 2019-12-18 | Carbon roasting combustor alloy material for aluminum |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0180927A1 (en) * | 1984-11-01 | 1986-05-14 | Inco Alloys International, Inc. | Oxidation-resistant iron-nickel-chromium alloy |
| JPH07173580A (en) * | 1993-10-20 | 1995-07-11 | Sumitomo Metal Ind Ltd | Stainless steel for high purity gas excellent in dust producing resistance at the time of welding |
| CN102510909A (en) * | 2011-11-18 | 2012-06-20 | 住友金属工业株式会社 | Austenitic stainless steel |
| JP2013028849A (en) * | 2011-07-29 | 2013-02-07 | Jfe Steel Corp | Stainless steel for fuel battery separator |
| CN105420621A (en) * | 2015-12-25 | 2016-03-23 | 振石集团东方特钢有限公司 | Austenitic stainless steel used for anti-high-temperature furnace pipe and manufacturing process for plate blank thereof |
-
2019
- 2019-12-18 CN CN201911310946.7A patent/CN111334699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0180927A1 (en) * | 1984-11-01 | 1986-05-14 | Inco Alloys International, Inc. | Oxidation-resistant iron-nickel-chromium alloy |
| JPH07173580A (en) * | 1993-10-20 | 1995-07-11 | Sumitomo Metal Ind Ltd | Stainless steel for high purity gas excellent in dust producing resistance at the time of welding |
| JP2013028849A (en) * | 2011-07-29 | 2013-02-07 | Jfe Steel Corp | Stainless steel for fuel battery separator |
| CN102510909A (en) * | 2011-11-18 | 2012-06-20 | 住友金属工业株式会社 | Austenitic stainless steel |
| CN105420621A (en) * | 2015-12-25 | 2016-03-23 | 振石集团东方特钢有限公司 | Austenitic stainless steel used for anti-high-temperature furnace pipe and manufacturing process for plate blank thereof |
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Application publication date: 20200626 |
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