CN115772636A - High-temperature wear-resistant corrosion-resistant alloy - Google Patents
High-temperature wear-resistant corrosion-resistant alloy Download PDFInfo
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Abstract
The invention discloses a high-temperature wear-resistant corrosion-resistant alloy which comprises the following components in percentage by weight: 18-26% of Cr, 10-20% of Ni, 1-5% of Co, 0-2% of Nb, 0-2.5% of Mo, 2-5% of W, 0-0.5% of Re and the balance of Fe as an auxiliary material. The invention has the beneficial effects that the alloy in the technical scheme has higher wear resistance, corrosion resistance and good use effect in the production line of aluminum-zinc-silicon plating, and is convenient for enterprises to popularize and use.
Description
Technical Field
The invention relates to the technical field of alloys, in particular to a high-temperature wear-resistant corrosion-resistant alloy.
Background
The matching part is used for matching the large arm and the rod body when the three-roller six-arm complete equipment is assembled, and in a galvanized, galvanized aluminum-magnesium and galvanized aluminum-magnesium-silicon production plate strip, the plate strip is the most seriously worn place in the whole equipment, and the service life of a shaft sleeve and a bush contacted with the current market is 10 to 25 days probably, so that the service life is short; the welding performance, the wear resistance, the impact resistance and the brittleness are poor;
in view of the above, there is a need for improvements in existing alloys that can accommodate current use in aluminum, zinc and silicon plating lines.
Disclosure of Invention
The invention aims to solve the problems and designs a high-temperature wear-resistant corrosion-resistant alloy.
The technical scheme of the invention is that the high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 18-26% of Cr, 10-20% of Ni, 1-5% of Co, 0-2% of Nb, 0-2.5% of Mo, 2-5% of W, 0-0.5% of Re and the balance of Fe as an auxiliary material.
The technical scheme is further supplemented, and the feed comprises the following components in percentage by weight: 20-24% of Cr, 12-19% of Ni, 1-3% of Co, 0-1% of Nb, 0-1.5% of Mo, 2-4% of W, 0-0.3% of Re and other auxiliary materials Fe.
The technical scheme is further supplemented, and the feed comprises the following components in percentage by weight: 18-25% of Cr, 13-20% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.1-0.5% of Re0, and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the composition comprises the following components in percentage by weight: 19-24% of Cr, 11-20% of Ni, 2-5% of Co, 0-1.5% of Nb, 0-1.5% of Mo, 3-5% of W, 0.2-0.5% of Re0 and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the feed comprises the following components in percentage by weight: 21-23% of Cr, 13-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.3-0.5% of Re0 and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the feed comprises the following components in percentage by weight: 22-25% of Cr, 15-20% of Ni, 3-5% of Co, 1.5-2% of Nb1.5, 1-2.5% of Mo, 3.5-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the composition comprises the following components in percentage by weight: 20-26% of Cr, 12-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.4-0.5% of Re0 and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the composition comprises the following components in percentage by weight: 22-25% of Cr, 12-20% of Ni, 2-5% of Co, 1-2% of Nb, 1.5-2.5% of Mo1, 3.5-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
The technical scheme is further supplemented, and the composition comprises the following components in percentage by weight: 23-26% of Cr, 14-18% of Ni, 2-4% of Co, 1-2% of Nb, 2-2.5% of Mo, 4-5% of W, 0.3-0.5% of Re0 and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
The aluminum-zinc-silicon alloy has the advantages that the alloy in the technical scheme has higher wear resistance and corrosion resistance in an aluminum-zinc-silicon plating production line, is good in use effect and convenient for enterprises to popularize and use.
Detailed Description
In order to make the technical solution more clear to those skilled in the art, the technical solution of the present invention will be explained in detail below:
example 1
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 18-26% of Cr, 10-20% of Ni, 1-5% of Co, 0-2% of Nb, 0-2.5% of Mo, 2-5% of W, 0-0.5% of Re and the balance of Fe as an auxiliary material.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervention processing of raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace to be melted fully;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: removing slag when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demoulding, and standing.
Cr: the medium carbon quenched and tempered steel is easy to process, can obtain certain toughness, plasticity and wear resistance after proper heat treatment, can promote tissue spheroidization by normalizing, improves the cutting performance of blanks with the hardness of less than 160HBS, is tempered at 550-750 ℃, has the best comprehensive mechanical property, has the hardenability of higher than 45 steel, and is suitable for surface hardening treatment such as high-frequency quenching and the like.
Ni: a hard, ductile and ferromagnetic metallic element which is highly polished and has corrosion resistance.
Co: cobalt is a shiny steel grey metal with a melting point of 1493 c, a specific gravity of 8, 9, and is relatively hard and brittle, and is ferromagnetic and similar to iron and nickel in terms of hardness, tensile strength, machinability, thermodynamic properties, electrochemical behavior. The magnetism disappeared when heated to 1150 ℃.
The valence of cobalt is 2 and 3, which is not reacted with water at normal temperature and is stable in humid air. Oxidizing to CoO when the mixture is heated to above 300 ℃ in air, and burning to CoO when the mixture is white hot; the fine metal cobalt powder prepared by the hydrogen reduction method can spontaneously generate cobalt oxide in the air. Cobalt is a moderately active metal as seen by the electrode potential; its chemical properties are similar to those of Fe and Ni. Oxidation at high temperature; when the cobalt is heated, the cobalt reacts with oxygen, sulfur, chlorine, bromine and the like violently to generate corresponding compounds; cobalt is soluble in dilute acid and is passivated by forming an oxide film in fuming nitric acid; cobalt is slowly attacked by hydrofluoric acid, ammonia and sodium hydroxide; cobalt is an amphoteric metal.
Nb: is a group VB metal, and has a niobium density of 8.57g/cm 3 The melting point is 2477 ℃, the boiling point is 4744 ℃, niobium is a rare high melting point metal which is silver gray, soft in texture and ductile; at normal temperature, niobium does not react with air and can not be completely oxidized even when the niobium is heated in red in oxygen; niobium can be directly combined with sulfur, nitrogen and carbon at high temperature. Niobium does not react with inorganic acid or alkali, is not dissolved in aqua regia, but is dissolved in hydrofluoric acid; the content of niobium in the crust is 20ppm, and the niobium resource distribution is relatively concentrated; because niobium has the characteristics of good superconductivity, high melting point, corrosion resistance, wear resistance and the like.
W: the tungsten has the characteristics of high hardness, high melting point, adhesion resistance, no air corrosion at normal temperature and stable chemical property, and is a metal element and silver white lustrous metal as a simple substance;
re: rhenium oxide
Rhenium heptoxide (Re 2O 7): yellow solid, volatile, most commonly rhenium oxide. Dissolved in water to form perrhenic acid HReO4.
Rhenium dioxide (ReO 2): a dark brown solid substance. Monoclinic structure. The density is 11.4 to 11.6g/cm 3 . Boiling point 1363 ℃. But 700 c begins to decompose to form metallic rhenium and rhenium heptaoxide. Has the advantages ofThe air-absorbing performance and the volatility ratio are poor, and the perrhenate can be formed by the co-melting with alkali in the air. Slightly soluble in water, insoluble in dilute acid, soluble in concentrated halogen acids; the raw materials are easy to react with nitric acid, hydrogen peroxide and the like to generate rhenic acid; the preparation method uses hydrogen to reduce rhenium acid anhydride at 300 ℃, or decomposes ammonium rhenate in inert medium (argon and nitrogen) at 400 ℃. For preparing metallic rhenium raw material and organic compound synthetic catalyst by hydrogen reduction.
Example 2
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 20-24% of Cr, 12-19% of Ni, 1-3% of Co, 0-1% of Nb, 0-1.5% of Mo, 2-4% of W, 0-0.3% of Re and other auxiliary materials Fe.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace to be melted fully;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demoulding, and standing.
Example 3
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 18-25% of Cr, 13-20% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.1-0.5% of Re0, and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace to be melted fully;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: removing slag when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demoulding, and standing.
Example 4
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 19-24% of Cr, 11-20% of Ni, 2-5% of Co, 0-1.5% of Nb, 0-1.5% of Mo, 3-5% of W, 0.2-0.5% of Re0.2 and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace to be fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace to be melted fully;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
Example 5
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 21-23% of Cr, 13-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace to be melted fully;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
Example 6
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 22-25% of Cr, 15-20% of Ni, 3-5% of Co, 1.5-2% of Nb1.5, 1-2.5% of Mo, 3.5-5% of W, 0.3-0.5% of Re0 and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervention processing of raw materials;
step three: firstly, adding Cr and Ni into a furnace to be fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace to be melted fully;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
Example 7
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 20-26% of Cr, 12-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.4-0.5% of Re0 and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervention processing of raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace to be melted fully;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
Example 8
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 22-25% of Cr, 12-20% of Ni, 2-5% of Co, 1-2% of Nb, 1.5-2.5% of Mo1, 3.5-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace to be melted fully;
step five: adding the mixture into a Mo furnace to be melted fully;
step six: adding the mixture into a Co furnace until the mixture is fully melted;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
Example 9
The high-temperature wear-resistant corrosion-resistant alloy comprises the following components in percentage by weight: 23-26% of Cr, 14-18% of Ni, 2-4% of Co, 1-2% of Nb, 2-2.5% of Mo, 4-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
The preparation method of the high-temperature wear-resistant corrosion-resistant alloy comprises the following working steps:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervention processing of raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace to be melted fully;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace to be melted fully;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: slag is removed when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demoulding, and standing.
Test data
| Group of | Galvanizing/day | Galvanized aluminum magnesium (11 Al%)/day | Galvanized aluminum magnesium (55 Al%)/day |
| Experimental group | 150 | 50 | 41 |
| Control group 1 | 25 | 17 | 12 |
| Control group 2 | 30 | 22 | 7 |
| Control group 3 | 45 | 23 | 8 |
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. The high-temperature wear-resistant corrosion-resistant alloy is characterized by comprising the following components in percentage by weight: 18-26% of Cr, 10-20% of Ni, 1-5% of Co, 0-2% of Nb, 0-2.5% of Mo, 2-5% of W, 0-0.5% of Re and the balance of Fe as an auxiliary material.
2. The high-temperature wear-resistant corrosion-resistant alloy according to claim 1, which comprises the following components in percentage by weight: 20-24% of Cr, 12-19% of Ni, 1-3% of Co, 0-1% of Nb, 0-1.5% of Mo, 2-4% of W, 0-0.3% of Re and other auxiliary materials Fe.
3. The high-temperature wear-resistant corrosion-resistant alloy according to claim 1, which comprises the following components in percentage by weight: 18-25% of Cr, 13-20% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.1-0.5% of Re0 and Fe as other auxiliary materials.
4. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 19-24% of Cr, 11-20% of Ni, 2-5% of Co, 0-1.5% of Nb, 0-1.5% of Mo, 3-5% of W, 0.2-0.5% of Re0.2 and Fe as other auxiliary materials.
5. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 21-23% of Cr, 13-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
6. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 22-25% of Cr, 15-20% of Ni, 3-5% of Co, 1.5-2% of Nb1.5, 1-2.5% of Mo, 3.5-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
7. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 20-26% of Cr, 12-18% of Ni, 2-5% of Co, 1-2% of Nb, 1-2.5% of Mo, 3-5% of W, 0.4-0.5% of Re0, and Fe as other auxiliary materials.
8. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 22-25% of Cr, 12-20% of Ni, 2-5% of Co, 1-2% of Nb, 1.5-2.5% of Mo1, 3.5-5% of W, 0.3-0.5% of Re0 and Fe as other auxiliary materials.
9. A high temperature, wear and corrosion resistant alloy as claimed in claim 1, comprising in weight percent: 23-26% of Cr, 14-18% of Ni, 2-4% of Co, 1-2% of Nb, 2-2.5% of Mo, 4-5% of W, 0.3-0.5% of Re0, and Fe as other auxiliary materials.
10. The preparation method of the high-temperature wear-resistant corrosion-resistant alloy is characterized by comprising the following working steps of:
the method comprises the following steps: smelting by adopting an intermediate frequency furnace, and centrifugally pouring;
step two: drying and intervening treatment of the raw materials;
step three: firstly, adding Cr and Ni into a furnace until the Cr and Ni are fully melted;
step four: adding the mixture into a W furnace until the mixture is fully melted;
step five: adding the mixture into a Mo furnace until the mixture is fully melted;
step six: adding the mixture into a Co furnace to be melted fully;
step seven: adding the mixture into an Nb furnace to be melted fully;
step eight: adding auxiliary material Fe until the Fe is fully melted;
step nine: adding Re when the temperature of the molten steel reaches 1600 ℃;
step ten: removing slag when the temperature of the molten steel reaches 1650 ℃;
step eleven: deoxidizing when the temperature reaches 1650-1680 ℃;
step twelve: pouring molten steel into a grinding tool;
step thirteen: rotating for 5min, demolding, and standing.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109044A (en) * | 1985-12-13 | 1987-08-19 | 山东工业大学 | The Fe-Cr-C of alkali metal containing is a hardfacing electrode |
| JPH05117816A (en) * | 1991-10-30 | 1993-05-14 | Babcock Hitachi Kk | Alloy steel having corrosion resistance at high temperature and superheater tube |
| US5783143A (en) * | 1994-02-18 | 1998-07-21 | Handa; Takuo | Alloy steel resistant to molten zinc |
| CN1424423A (en) * | 2002-12-24 | 2003-06-18 | 西安交通大学 | High-speed steel roll ring and its production |
| US20040234408A1 (en) * | 2003-04-25 | 2004-11-25 | Hiroyuki Semba | Austenitic stainless steel |
-
2022
- 2022-11-23 CN CN202211479904.8A patent/CN115772636A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109044A (en) * | 1985-12-13 | 1987-08-19 | 山东工业大学 | The Fe-Cr-C of alkali metal containing is a hardfacing electrode |
| JPH05117816A (en) * | 1991-10-30 | 1993-05-14 | Babcock Hitachi Kk | Alloy steel having corrosion resistance at high temperature and superheater tube |
| US5783143A (en) * | 1994-02-18 | 1998-07-21 | Handa; Takuo | Alloy steel resistant to molten zinc |
| CN1424423A (en) * | 2002-12-24 | 2003-06-18 | 西安交通大学 | High-speed steel roll ring and its production |
| US20040234408A1 (en) * | 2003-04-25 | 2004-11-25 | Hiroyuki Semba | Austenitic stainless steel |
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