CN104060116A - Preparing method for vanadium nitride silicomanganese alloy - Google Patents
Preparing method for vanadium nitride silicomanganese alloy Download PDFInfo
- Publication number
- CN104060116A CN104060116A CN201410312014.7A CN201410312014A CN104060116A CN 104060116 A CN104060116 A CN 104060116A CN 201410312014 A CN201410312014 A CN 201410312014A CN 104060116 A CN104060116 A CN 104060116A
- Authority
- CN
- China
- Prior art keywords
- vanadium
- kinds
- mixture
- powder
- silicon
- 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
Links
Abstract
The invention discloses a preparing method for vanadium nitride silicomanganese alloy. The preparing method comprises the following steps that vanadium-contained compounds, manganese-contained compounds, silicon-contained compounds and carbon-containing compounds are ground and sieved, ball pressing forming is performed on mixtures formed by evenly stirring and mixing 40-60 parts by weight of the vanadium-contained compounds, 5-25 parts by weight of the manganese-contained compounds, 5-25 parts by weight of the silicon-contained compounds, 10-30 parts by weight of the carbon-containing compounds, 0.5-1 part by weight of accelerants and 3-10 parts by weight of water two times, and then drying, dehydrating, roasting, nitriding, temperature keeping and cooling are performed; lump materials out of a furnace are sieved to obtained products. The vanadium-nitrogen alloy preparing process and the silicon nitride manganese alloy required by steel making are combined into a whole, production cost is reduced, the amount of vanadium added into steel is reduced, the recovery rate of the vanadium and other elements is higher, a production process is simpler, energy consumption is lower, equipment investment cost is low, benefits are high, and a use effect is more ideal.
Description
Technical field
The invention belongs to alloy technology field, relate to the preparation method of the vanadium nitride silicomanganese of steel-making, microalloying.
Background technology
At present, most of steel mill mainly adopts vanadium nitrogen microalloy technology to produce anti-seismic steel bar, need to add VN alloy and nitrogenize silicomanganese (nitrogen promoter) simultaneously, reduces the vanadium amount of using.Because the precipitation strength effect of vanadium is not fully played, thereby cause that the loss in molten steel of the VN alloy that adds and nitrogenize silicomanganese is large, vanadium etc. is various has the rate of recovery of recovery value element low, and the resource-constrained of vanadium, make the price of VN alloy always high, production cost is high, economic results in society are low.
There are the following problems for above traditional VN alloy and nitriding silicon-manganese alloy and preparation method thereof: its VN alloy and nitriding silicon-manganese alloy are to prepare respectively, during steel-making, add respectively, such addition means can make the content of vanadium and nitrogen be difficult to reach optimum proportion, the precipitation strength effect of vanadium is not fully played, thereby causes that the loss in molten steel of the VN alloy that adds and nitrogenize silicomanganese is large, vanadium etc. is various has the rate of recovery of recovery value element low; And manufacture process relative complex, consume energy high, equipment investment cost is high, result of use is desirable not enough.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides a kind of preparation process by VN alloy and nitriding silicon-manganese alloy unites two into one, disposable interpolation during steel-making, the precipitation strength effect that the content of vanadium and nitrogen can reach optimum proportion, vanadium can be fully played, and vanadium etc. are various has the rate of recovery of recovery value element high, STEELMAKING PRODUCTION cost is low, production process is simple, it is low to consume energy, equipment investment cost is low, the more preferably preparation method of vanadium nitride silicomanganese of high efficiency, result of use.
The present invention reaches the technical scheme that above-mentioned technical purpose adopts to be: a kind of preparation method of vanadium nitride silicomanganese, and its production process comprises the following steps:
A, first by vanadium-containing compound, sieve after adopting respectively ball mill to grind containing manganic compound, silicon-containing compound, carbon compound, crossing grit number is 180-200 order; Obtain vanadium-containing compound powder, contain manganic compound powder, silicon-containing compound powder, carbon compound powder;
B, the vanadium-containing compound powder, the weight part that by weight part, are 40-60 part be 5-25 part containing manganic compound powder, weight part, be that the silicon-containing compound powder of 5-25 part, the carbon compound powder that weight part is 10-30 part, the promotor that weight part is 0.5-1 part, the water mixing and stirring that weight part is 3-10 part obtain mixture;
C, the mixture that B step is obtained utilize ball press to carry out pressure ball molding twice, and obtaining diameter is 5cm left and right, and proportion reaches 3g/cm
3ball block mixture;
D, ball block mixture is sent into temperature is to carry out drying and dehydrating processing in the dry attached kiln of 150-200 ℃;
E, the piece material that the dry processed of the attached kiln drying of drying is crossed are sent in main kiln, and first through calcining zone calcining, calcining zone temperature is controlled as 500-700 ℃; After calcining, send into nitrogenize district, nitrogenize district temperature is controlled as 1150-1350 ℃, and it is 99.999% high pure nitrogen that nitrogenize district is filled with concentration of volume percent; And then send into flat-temperature zone, flat-temperature zone temperature is controlled as 1350-1600 ℃; Finally send into cooling zone, it is lower than 100 ℃ that cooling zone temperature is controlled; Piece material is controlled as 24-26 hour to the total time that goes out main kiln from entering main kiln, and the piece material after coming out of the stove obtains product through screening.
Described vanadium-containing compound is wherein any mixture that is no less than two kinds of any in five kinds of Vanadium Pentoxide in FLAKESs, vanadous oxide, vanadium tetraoxide, ammonium poly-vanadate, ammonium meta-vanadate or they.
Described is wherein any mixture that is no less than two kinds of any in four kinds of silicomanganese, manganese oxide, manganous carbonate, Manganse Dioxide or they containing manganic compound.
Described silicon-containing compound is wherein any mixture that is no less than two kinds of any in three kinds of silicon metal powders, silicon iron powder, SiO 2 powder or they.
Described carbon compound is wherein any mixture that is no less than two kinds of any in four kinds of crystalline graphite powders, carbon black powder, wood charcoal powder, Graphite Electrodes carbon dust or they.
Described binding agent is wherein any mixture that is no less than two kinds of any in three kinds of yellow starch gums, polyvinyl alcohol, starch or they.
The invention has the beneficial effects as follows: owing to being by vanadium-containing compound, containing manganic compound, silicon-containing compound, the materials such as carbon compound are uniformly mixed into the reactor of putting under nitrogen protection atmosphere after type can generate vanadium nitride silicomanganese by a step sintering, making steel required VN alloy and the preparation process of nitriding silicon-manganese alloy unites two into one, disposable interpolation during steel-making, can make the content of vanadium and nitrogen reach optimum proportion, give full play to the precipitation strength effect of vanadium, thereby reduced the add-on of vanadium in steel, reduce production costs, vanadium etc. are various has the rate of recovery of recovery value element higher, production process is simpler, consume energy lower, equipment investment cost is low, high efficiency, result of use is better.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
The 1st kind of embodiment of the present invention, a kind of preparation method of vanadium nitride silicomanganese, its production process comprises the following steps:
A, first by vanadium-containing compound, sieve after adopting respectively ball mill to grind containing manganic compound, silicon-containing compound, carbon compound, crossing grit number is 180-200 order; Obtain vanadium-containing compound powder, contain manganic compound powder, silicon-containing compound powder, carbon compound powder;
B, the vanadium-containing compound powder, the weight part that by weight part, are 40 parts be 5 parts containing manganic compound powder, weight part, be that the silicon-containing compound powder of 5 parts, the carbon compound powder that weight part is 10 parts, the promotor that weight part is 0.5 part, the water mixing and stirring that weight part is 3 parts obtain mixture;
C, the mixture that B step is obtained utilize ball press to carry out pressure ball molding twice, and obtaining diameter is 5cm left and right, and proportion reaches 3g/cm
3ball block mixture;
D, ball block mixture is sent into temperature is to carry out drying and dehydrating processing in the dry attached kiln of 150-200 ℃;
E, the piece material that the dry processed of the attached kiln drying of drying is crossed are sent in main kiln, and first through calcining zone calcining, calcining zone temperature is controlled as 500-700 ℃; After calcining, send into nitrogenize district, nitrogenize district temperature is controlled as 1150-1350 ℃, and it is 99.999% high pure nitrogen that nitrogenize district is filled with concentration of volume percent; And then send into flat-temperature zone, flat-temperature zone temperature is controlled as 1350-1600 ℃; Finally send into cooling zone, it is lower than 100 ℃ that cooling zone temperature is controlled; Piece material is controlled as 24-26 hour to the total time that goes out main kiln from entering main kiln, and the piece material after coming out of the stove obtains product through screening.
Described vanadium-containing compound is wherein any mixture that is no less than two kinds of any in five kinds of Vanadium Pentoxide in FLAKESs, vanadous oxide, vanadium tetraoxide, ammonium poly-vanadate, ammonium meta-vanadate or they.
Described is wherein any mixture that is no less than two kinds of any in four kinds of silicomanganese, manganese oxide, manganous carbonate, Manganse Dioxide or they containing manganic compound.
Described silicon-containing compound is wherein any mixture that is no less than two kinds of any in three kinds of silicon metal powders, silicon iron powder, SiO 2 powder or they.
Described carbon compound is wherein any mixture that is no less than two kinds of any in four kinds of crystalline graphite powders, carbon black powder, wood charcoal powder, Graphite Electrodes carbon dust or they.
Described binding agent is wherein any mixture that is no less than two kinds of any in three kinds of yellow starch gums, polyvinyl alcohol, starch or they.
The 2nd kind of embodiment of the present invention, a kind of preparation method of vanadium nitride silicomanganese, its production process comprises the following steps:
A, first by vanadium-containing compound, sieve after adopting respectively ball mill to grind containing manganic compound, silicon-containing compound, carbon compound, crossing grit number is 180-200 order; Obtain vanadium-containing compound powder, contain manganic compound powder, silicon-containing compound powder, carbon compound powder;
B, the vanadium-containing compound powder, the weight part that by weight part, are 60 parts be 25 parts containing manganic compound powder, weight part, be that the silicon-containing compound powder of 25 parts, the carbon compound powder that weight part is 30 parts, the promotor that weight part is 1 part, the water mixing and stirring that weight part is 10 parts obtain mixture;
C, the mixture that B step is obtained utilize ball press to carry out pressure ball molding twice, and obtaining diameter is 5cm left and right, and proportion reaches 3g/cm
3ball block mixture;
D, ball block mixture is sent into temperature is to carry out drying and dehydrating processing in the dry attached kiln of 150-200 ℃;
E, the piece material that the dry processed of the attached kiln drying of drying is crossed are sent in main kiln, and first through calcining zone calcining, calcining zone temperature is controlled as 500-700 ℃; After calcining, send into nitrogenize district, nitrogenize district temperature is controlled as 1150-1350 ℃, and it is 99.999% high pure nitrogen that nitrogenize district is filled with concentration of volume percent; And then send into flat-temperature zone, flat-temperature zone temperature is controlled as 1350-1600 ℃; Finally send into cooling zone, it is lower than 100 ℃ that cooling zone temperature is controlled; Piece material is controlled as 24-26 hour to the total time that goes out main kiln from entering main kiln, and the piece material after coming out of the stove obtains product through screening.
Described vanadium-containing compound is wherein any mixture that is no less than two kinds of any in five kinds of Vanadium Pentoxide in FLAKESs, vanadous oxide, vanadium tetraoxide, ammonium poly-vanadate, ammonium meta-vanadate or they.
Described is wherein any mixture that is no less than two kinds of any in four kinds of silicomanganese, manganese oxide, manganous carbonate, Manganse Dioxide or they containing manganic compound.
Described silicon-containing compound is wherein any mixture that is no less than two kinds of any in three kinds of silicon metal powders, silicon iron powder, SiO 2 powder or they.
Described carbon compound is wherein any mixture that is no less than two kinds of any in four kinds of crystalline graphite powders, carbon black powder, wood charcoal powder, Graphite Electrodes carbon dust or they.
Described binding agent is wherein any mixture that is no less than two kinds of any in three kinds of yellow starch gums, polyvinyl alcohol, starch or they.
The 3rd kind of embodiment of the present invention, a kind of preparation method of vanadium nitride silicomanganese, its production process comprises the following steps:
A, first by vanadium-containing compound, sieve after adopting respectively ball mill to grind containing manganic compound, silicon-containing compound, carbon compound, crossing grit number is 180-200 order; Obtain vanadium-containing compound powder, contain manganic compound powder, silicon-containing compound powder, carbon compound powder;
B, the vanadium-containing compound powder, the weight part that by weight part, are 50 parts be 15 parts containing manganic compound powder, weight part, be that the silicon-containing compound powder of 15 parts, the carbon compound powder that weight part is 20 parts, the promotor that weight part is 0.75 part, the water mixing and stirring that weight part is 6.5 parts obtain mixture;
C, the mixture that B step is obtained utilize ball press to carry out pressure ball molding twice, and obtaining diameter is 5cm left and right, and proportion reaches 3g/cm
3ball block mixture;
D, ball block mixture is sent into temperature is to carry out drying and dehydrating processing in the dry attached kiln of 150-200 ℃;
E, the piece material that the dry processed of the attached kiln drying of drying is crossed are sent in main kiln, and first through calcining zone calcining, calcining zone temperature is controlled as 500-700 ℃; After calcining, send into nitrogenize district, nitrogenize district temperature is controlled as 1150-1350 ℃, and it is 99.999% high pure nitrogen that nitrogenize district is filled with concentration of volume percent; And then send into flat-temperature zone, flat-temperature zone temperature is controlled as 1350-1600 ℃; Finally send into cooling zone, it is lower than 100 ℃ that cooling zone temperature is controlled; Piece material is controlled as 24-26 hour to the total time that goes out main kiln from entering main kiln, and the piece material after coming out of the stove obtains product through screening.
Described vanadium-containing compound is wherein any mixture that is no less than two kinds of any in five kinds of Vanadium Pentoxide in FLAKESs, vanadous oxide, vanadium tetraoxide, ammonium poly-vanadate, ammonium meta-vanadate or they.
Described is wherein any mixture that is no less than two kinds of any in four kinds of silicomanganese, manganese oxide, manganous carbonate, Manganse Dioxide or they containing manganic compound.
Described silicon-containing compound is wherein any mixture that is no less than two kinds of any in three kinds of silicon metal powders, silicon iron powder, SiO 2 powder or they.
Described carbon compound is wherein any mixture that is no less than two kinds of any in four kinds of crystalline graphite powders, carbon black powder, wood charcoal powder, Graphite Electrodes carbon dust or they.
Described binding agent is wherein any mixture that is no less than two kinds of any in three kinds of yellow starch gums, polyvinyl alcohol, starch or they.
Products obtained therefrom of the present invention is through check, and its weight percent composition is:
Mn：0.5-25％
Si：0.5-25％
N：14-18％
V：40-60％
C：1-3％
Surplus is Fe and other trace element.Meet the requirement of related production completely.
Claims (6)
1. a preparation method for vanadium nitride silicomanganese, is characterized in that: its production process comprises the following steps:
A, first by vanadium-containing compound, sieve after adopting respectively ball mill to grind containing manganic compound, silicon-containing compound, carbon compound, crossing grit number is 180-200 order; Obtain vanadium-containing compound powder, contain manganic compound powder, silicon-containing compound powder, carbon compound powder;
B, the vanadium-containing compound powder, the weight part that by weight part, are 40-60 part be 5-25 part containing manganic compound powder, weight part, be that the silicon-containing compound powder of 5-25 part, the carbon compound powder that weight part is 10-30 part, the promotor that weight part is 0.5-1 part, the water mixing and stirring that weight part is 3-10 part obtain mixture;
C, the mixture that B step is obtained utilize ball press to carry out pressure ball molding twice, and obtaining diameter is 5cm left and right, and proportion reaches 3g/cm
3ball block mixture;
D, ball block mixture is sent into temperature is to carry out drying and dehydrating processing in the dry attached kiln of 150-200 ℃;
E, the piece material that the dry processed of the attached kiln drying of drying is crossed are sent in main kiln, and first through calcining zone calcining, calcining zone temperature is controlled as 500-700 ℃; After calcining, send into nitrogenize district, nitrogenize district temperature is controlled as 1150-1350 ℃, and it is 99.999% high pure nitrogen that nitrogenize district is filled with concentration of volume percent; And then send into flat-temperature zone, flat-temperature zone temperature is controlled as 1350-1600 ℃; Finally send into cooling zone, it is lower than 100 ℃ that cooling zone temperature is controlled; Piece material is controlled as 24-26 hour to the total time that goes out main kiln from entering main kiln, and the piece material after coming out of the stove obtains product through screening.
2. the preparation method of a kind of vanadium nitride silicomanganese according to claim 1, is characterized in that: described vanadium-containing compound is wherein any mixture that is no less than two kinds of any in five kinds of Vanadium Pentoxide in FLAKESs, vanadous oxide, vanadium tetraoxide, ammonium poly-vanadate, ammonium meta-vanadate or they.
3. the preparation method of a kind of vanadium nitride silicomanganese according to claim 1, is characterized in that: described is wherein any mixture that is no less than two kinds of any in four kinds of silicomanganese, manganese oxide, manganous carbonate, Manganse Dioxide or they containing manganic compound.
4. the preparation method of a kind of vanadium nitride silicomanganese according to claim 1, is characterized in that: described silicon-containing compound is wherein any mixture that is no less than two kinds of any in three kinds of silicon metal powders, silicon iron powder, SiO 2 powder or they.
5. the preparation method of a kind of vanadium nitride silicomanganese according to claim 1, is characterized in that: described carbon compound is wherein any mixture that is no less than two kinds of any in four kinds of crystalline graphite powders, carbon black powder, wood charcoal powder, Graphite Electrodes carbon dust or they.
6. the preparation method of a kind of vanadium nitride silicomanganese according to claim 1, is characterized in that: described binding agent is wherein any mixture that is no less than two kinds of any in three kinds of yellow starch gums, polyvinyl alcohol, starch or they.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312014.7A CN104060116A (en) | 2014-07-01 | 2014-07-01 | Preparing method for vanadium nitride silicomanganese alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312014.7A CN104060116A (en) | 2014-07-01 | 2014-07-01 | Preparing method for vanadium nitride silicomanganese alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104060116A true CN104060116A (en) | 2014-09-24 |
Family
ID=51548045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410312014.7A Pending CN104060116A (en) | 2014-07-01 | 2014-07-01 | Preparing method for vanadium nitride silicomanganese alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104060116A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894455A (en) * | 2015-05-18 | 2015-09-09 | 河北钢铁股份有限公司承德分公司 | Manganese vanadium iron nitride and production method thereof |
| CN107675070A (en) * | 2017-09-15 | 2018-02-09 | 承德锦科科技股份有限公司 | Vanadium nitride fero-manganesesilicon and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008157739A2 (en) * | 2007-06-21 | 2008-12-24 | Ppg Industries Ohio, Inc. | Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods |
| CN102041422A (en) * | 2011-01-05 | 2011-05-04 | 武安市炜荣物资有限公司 | Silicon nitride ferrovanadium and production method thereof |
| CN103572086A (en) * | 2013-11-18 | 2014-02-12 | 福建新航凯材料科技有限公司 | Production method of manganese-vanadium nitride multicomponent alloy |
-
2014
- 2014-07-01 CN CN201410312014.7A patent/CN104060116A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008157739A2 (en) * | 2007-06-21 | 2008-12-24 | Ppg Industries Ohio, Inc. | Coating compositions exhibiting corrosion resistance properties, related coated substrates, and methods |
| CN102041422A (en) * | 2011-01-05 | 2011-05-04 | 武安市炜荣物资有限公司 | Silicon nitride ferrovanadium and production method thereof |
| CN103572086A (en) * | 2013-11-18 | 2014-02-12 | 福建新航凯材料科技有限公司 | Production method of manganese-vanadium nitride multicomponent alloy |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104894455A (en) * | 2015-05-18 | 2015-09-09 | 河北钢铁股份有限公司承德分公司 | Manganese vanadium iron nitride and production method thereof |
| CN107675070A (en) * | 2017-09-15 | 2018-02-09 | 承德锦科科技股份有限公司 | Vanadium nitride fero-manganesesilicon and preparation method thereof |
| CN107675070B (en) * | 2017-09-15 | 2019-11-12 | 承德锦科科技股份有限公司 | Vanadium nitride fero-manganesesilicon and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103305739B (en) | A kind of high nitrogen VN alloy VN18 and production method thereof | |
| CN101921941A (en) | Method for producing vanadium-nitrogen alloy | |
| CN106048284A (en) | Vanadium-nitrogen alloy and preparation method thereof | |
| CN101619411B (en) | Steel making nitriding silicon-manganese alloy and preparation method thereof | |
| CN105238982B (en) | A kind of silicon-vanadium-nitrogen alloy and preparation method thereof | |
| CN106834775A (en) | A kind of carbon thermal reduction and the method for Nitration synthesis ferrovanadium nitride | |
| CN102644015A (en) | Production method for vanadium nitride ferroalloy | |
| CN104018056A (en) | Preparation method of nitrided ferrovanadium with high quality and low cost | |
| CN103572086B (en) | The production method of manganese-vanadium nitride multicomponent alloy | |
| CN109280798A (en) | A kind of preparation method of hypoxemia VN alloy | |
| CN103952512A (en) | Method for preparing vanadium-nitrogen alloy | |
| CN103981425A (en) | Silicon-titanium-aluminum nitration material, and preparation method and application thereof | |
| CN106381384A (en) | Method for preparing ferrovanadium through vacuum reduction | |
| CN103484752A (en) | Silicon-vanadium-iron alloy and production method thereof | |
| CN104060116A (en) | Preparing method for vanadium nitride silicomanganese alloy | |
| CN104531999A (en) | Method for preparing vanadium-nitrogen alloy | |
| CN111235468B (en) | High-nitrogen low-oxygen silicon nitride ferrovanadium alloy and preparation method thereof | |
| CN113737074A (en) | High-nitrogen alloy and preparation method thereof | |
| CN103602814B (en) | A kind of preparation method of alloy of vanadium nitride | |
| CN106048279B (en) | A kind of VN alloy liquid-phase sintering production method | |
| CN104404333A (en) | Raw material composition for preparing vanadium nitride with ultrahigh nitrogen content and method utilizing same to prepare ultrahigh vanadium nitride | |
| CN103388096A (en) | Vanadium-nitrogen alloy production method | |
| CN101514406B (en) | Method for producing nitridized siliconmanganese alloy | |
| CN104109769B (en) | The preparation method of V-Ti | |
| CN105838959A (en) | Vanadium nitrogen microalloy additive and preparing method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140924 |