CN102899585A - High-hardness and high-abrasion-resistance iron alloy material - Google Patents
High-hardness and high-abrasion-resistance iron alloy material Download PDFInfo
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- CN102899585A CN102899585A CN2012104470191A CN201210447019A CN102899585A CN 102899585 A CN102899585 A CN 102899585A CN 2012104470191 A CN2012104470191 A CN 2012104470191A CN 201210447019 A CN201210447019 A CN 201210447019A CN 102899585 A CN102899585 A CN 102899585A
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Abstract
The invention relates to a high-hardness and high-abrasion-resistance iron alloy material. The material comprises the following components by weight percent: 0.8-1.2% of carbon, 0.6-0.65% of silicon, 1.1-1.3% of manganese, 1.4-1.6% of chromium, 0.1-0.2% of molybdenum, 0.05-0.1% of nickel, 0.8-1.2% of aluminium, 0.3-0.5% of copper, 0.02-0.03% of titanium, 0.03-0.06% of vanadium, 0.0005-0.001% of cerium, 0.002-0.003% of boron, 0.03-0.05% of cobalt and the balance of iron and inevitable impurities. The material has the following beneficial effects that use of noble metals and rare earth is reduced; and high hardness and high abrasion resistance of the iron alloy are also achieved by adopting the elements with high contents and low prices instead of the noble metals and rare earth.
Description
Technical field
The invention belongs to field of metal casting technology, refer to a kind of metal casting material, refer to especially a kind of hard high-wearing feature ferroalloy materials.
Background technology
The fields such as existing machinery, in order to improve process velocity and to reduce manufacturing procedure, many parts adopt forging type processing, particularly to some baroque parts, adopt the operation of mechanical workout very complicated.Casting processing can disposal molding, is used widely always.
On the other hand, adopt the casting processing mode, can carry out according to the needs of processed product the adjustment of alloy property, namely form to improve some performance in the alloy by changing material in the alloy.In the casting technique of existing technology, in order to improve or improve a certain performance in the alloy, generally be to have the unit that improves or improve these performances by interpolation usually to realize, and these the element major parts that can improve performance belong to precious metal element or rare earth element, cause the production cost of product to improve.
How can be the problem that those skilled in the art face by adopting the low unit of some prices usually to substitute precious metal or the performance of rare earth element in alloy.
Summary of the invention
The objective of the invention is to propose a kind of technical scheme of hard high-wearing feature ferroalloy materials, reduced the use of noble metal and rare earth by the technical program, produce and adopt many and low these precious metals of element substitution and the rare earth of price of content, realized equally the iron alloy of hard high-wearing feature.
The present invention is achieved by the following technical solutions:
A kind of hard high-wearing feature ferroalloy materials, its composition includes by weight percentage, the titanium of the aluminium of the molybdenum of the manganese of the carbon of 0.8-1.2%, the silicon of 0.6-0.65%, 1.1-1.3%, the chromium of 1.4-1.6%, 0.1-0.2%, the nickel of 0.05-0.1%, 0.8-1.2%, the copper of 0.3-0.5%, 0.02-0.03%, the vanadium of 0.03-0.06%, the cerium of 0.0005-0.001%, the boron of 0.002-0.003%, the cobalt of 0.03-0.05%, surplus is iron and inevitable impurity.
Described titanium is to add in the ferro-titanium mode.
Described nickel and cobalt are to add in the permivar mode.
Described cerium is that the cerium-iron alloy mode that contains 15% weight percent adds.
Described vanadium is to add in the ferro-vanadium mode.
Described preparation method is:
Batching, include by weight percentage, the titanium of the aluminium of the molybdenum of the manganese of the carbon of 0.8-1.2%, the silicon of 0.6-0.65%, 1.1-1.3%, the chromium of 1.4-1.6%, 0.1-0.2%, the nickel of 0.05-0.1%, 0.8-1.2%, the copper of 0.3-0.5%, 0.02-0.03%, the vanadium of 0.03-0.06%, the cerium of 0.0005-0.001%, the boron of 0.002-0.003%, the cobalt of 0.03-0.05%, surplus is that iron and inevitable impurity are prepared burden;
To at first put into smelting furnace through the iron in the above-mentioned composition that calculates, silicon, manganese melts, then add successively chromium, molybdenum, permivar, ferro-titanium, boron, copper, ferro-vanadium, cerium-iron alloy, and add aluminium after being warmed up to 1250-1350 ℃, be incubated 1-2 hour;
The aluminium alloy that obtains is cast under 1100-1150 ℃, carry out anneal after being cooled to 300-350 ℃; Product after the casting is placed 870-890 ℃ annealing furnace, be incubated 3-5 hour and come out of the stove, adopt air cooling, cooling rate is no more than 1.2 ℃/minute;
Quench treatment places the quenching furnance of 930-950, is incubated and carries out hardening liquid constant temperature quench treatment after 2 hours, and temperature is carried out temper during to 180-200 ℃;
Temper is insulation naturally cooling after 2.5 hours in 250 ± 10 ℃ the tempering stove in temperature.
The hardening liquid of described quench treatment is the water-based hardening liquid.
Hardening liquid maintains the temperature between the 130-150 when quenching.
Described quenching divides two stages, and first stage is isothermal quenching, and quenching velocity is 15-20/ minute; Adopt subordinate phase to quench when drop in temperature arrives 600-650 ℃, quenching velocity is 3-5 ℃/second.
The beneficial effect that the present invention compares with prior art is:
Reduce the use of noble metal and rare earth by the technical program, produced and adopt many and low these precious metals of element substitution and the rare earth of price of content, realized equally the iron alloy of hard high-wearing feature.
Embodiment
Below describe technical scheme of the present invention in detail by specific embodiment, should be understood that following embodiment only can be used for explain the present invention and can not be interpreted as is limitation of the present invention.
A kind of hard high-wearing feature ferroalloy materials, its composition includes by weight percentage, the titanium of the aluminium of the molybdenum of the manganese of the carbon of 0.8-1.2%, the silicon of 0.6-0.65%, 1.1-1.3%, the chromium of 1.4-1.6%, 0.1-0.2%, the nickel of 0.05-0.1%, 0.8-1.2%, the copper of 0.3-0.5%, 0.02-0.03%, the vanadium of 0.03-0.06%, the cerium of 0.0005-0.001%, the boron of 0.002-0.003%, the cobalt of 0.03-0.05%, surplus is iron and inevitable impurity.
Described titanium is to add in the ferro-titanium mode.
Described nickel and cobalt are to add in the permivar mode.
Described cerium is that the cerium-iron alloy mode that contains 15% weight percent adds.
Described vanadium is to add in the ferro-vanadium mode.
Described preparation method is:
Batching, include by weight percentage, the titanium of the aluminium of the molybdenum of the manganese of the carbon of 0.8-1.2%, the silicon of 0.6-0.65%, 1.1-1.3%, the chromium of 1.4-1.6%, 0.1-0.2%, the nickel of 0.05-0.1%, 0.8-1.2%, the copper of 0.3-0.5%, 0.02-0.03%, the vanadium of 0.03-0.06%, the cerium of 0.0005-0.001%, the boron of 0.002-0.003%, the cobalt of 0.03-0.05%, surplus is that iron and inevitable impurity are prepared burden;
To at first put into smelting furnace through the iron in the above-mentioned composition that calculates, silicon, manganese melts, then add successively chromium, molybdenum, permivar, ferro-titanium, boron, copper, ferro-vanadium, cerium-iron alloy, and add aluminium after being warmed up to 1250-1350 ℃, be incubated 1-2 hour;
The aluminium alloy that obtains is cast under 1100-1150 ℃, carry out anneal after being cooled to 300-350 ℃; Product after the casting is placed 870-890 ℃ annealing furnace, be incubated 3-5 hour and come out of the stove, adopt air cooling, cooling rate is no more than 1.2 ℃/minute;
Quench treatment places the quenching furnance of 930-950, is incubated and carries out hardening liquid constant temperature quench treatment after 2 hours, and temperature is carried out temper during to 180-200 ℃;
Temper is insulation naturally cooling after 2.5 hours in 250 ± 10 ℃ the tempering stove in temperature.
The hardening liquid of described quench treatment is the water-based hardening liquid.
Hardening liquid maintains the temperature between the 130-150 when quenching.
Described quenching divides two stages, and first stage is isothermal quenching, and quenching velocity is 15-20/ minute; Adopt subordinate phase to quench when drop in temperature arrives 600-650 ℃, quenching velocity is 3-5 ℃/second.
Embodiment 1
A kind of hard high-wearing feature ferroalloy materials, its composition includes by weight percentage, 0.8% carbon, 0.6% silicon, 1.1% manganese, 1.4% chromium, 0.1% molybdenum, 0.05% nickel, 0.8% aluminium, 0.3% copper, 0.02% titanium, 0.03% vanadium, 0.0005% cerium, 0.002% boron, 0.03% cobalt, surplus is iron and inevitable impurity.
Described preparation method is:
Batching, include by weight percentage, 0.8% carbon, 0.6% silicon, 1.1% manganese, 1.4% chromium, 0.1% molybdenum, 0.05% nickel, 0.8% aluminium, 0.3% copper, 0.02% titanium, 0.03% vanadium, 0.0005% cerium, 0.002% boron, 0.03% cobalt, surplus is that iron and inevitable impurity are prepared burden;
To at first put into smelting furnace through the iron in the above-mentioned composition that calculates, silicon, manganese melts, then add successively chromium, molybdenum, permivar, ferro-titanium, boron, copper, ferro-vanadium, cerium-iron alloy, and add aluminium after being warmed up to 1250-1350 ℃, be incubated 2 hours;
The aluminium alloy that obtains is cast under 1100-1150 ℃, carry out anneal after being cooled to 300-350 ℃; Product after the casting is placed 870-890 ℃ annealing furnace, be incubated 3 hours and come out of the stove, adopt air cooling, cooling rate is no more than 1.2 ℃/minute;
Quench treatment places the quenching furnance of 930-950, is incubated that the use hardening liquid carries out hardening liquid constant temperature quench treatment after 2 hours, and hardening liquid maintains the temperature between the 130-150 when quenching, and quenching temperature is carried out temper during to 180-200 ℃; Described quenching divides two stages, and first stage is isothermal quenching, and quenching velocity is 15-20/ minute; Adopt subordinate phase to quench when drop in temperature arrives 600-650 ℃, quenching velocity is 3-5 ℃/second;
Temper is insulation naturally cooling after 2.5 hours in 250 ± 10 ℃ the tempering stove in temperature.
Embodiment 2
A kind of hard high-wearing feature ferroalloy materials, its composition includes by weight percentage, 1.2% carbon, 0.65% silicon, 1.3% manganese, 1.6% chromium, 0.2% molybdenum, 0.1% nickel, 1.2% aluminium, 0.5% copper, 0.03% titanium, 0.06% vanadium, 0.001% cerium, 0.003% boron, 0.05% cobalt, surplus is iron and inevitable impurity.
Described preparation method is:
Batching, include by weight percentage, 1.2% carbon, 0.65% silicon, 1.3% manganese, 1.6% chromium, 0.2% molybdenum, 0.1% nickel, 1.2% aluminium, 0.5% copper, 0.03% titanium, 0.06% vanadium, 0.001% cerium, 0.003% boron, 0.05% cobalt, surplus is that iron and inevitable impurity are prepared burden;
To at first put into smelting furnace through the iron in the above-mentioned composition that calculates, silicon, manganese melts, then add successively chromium, molybdenum, permivar, ferro-titanium, boron, copper, ferro-vanadium, cerium-iron alloy, and add aluminium after being warmed up to 1250-1350 ℃, be incubated 1.5 hours;
The aluminium alloy that obtains is cast under 1100-1150 ℃, carry out anneal after being cooled to 300-350 ℃; Product after the casting is placed 870-890 ℃ annealing furnace, be incubated 3.5 hours and come out of the stove, adopt air cooling, cooling rate is no more than 1.2 ℃/minute;
Quench treatment places the quenching furnance of 930-950, is incubated that the use hardening liquid carries out hardening liquid constant temperature quench treatment after 2 hours, and hardening liquid maintains the temperature between the 130-150 when quenching, and quenching temperature is carried out temper during to 180-200 ℃; Described quenching divides two stages, and first stage is isothermal quenching, and quenching velocity is 15-20/ minute; Adopt subordinate phase to quench when drop in temperature arrives 600-650 ℃, quenching velocity is 3-5 ℃/second;
Temper is insulation naturally cooling after 2.5 hours in 250 ± 10 ℃ the tempering stove in temperature.
Embodiment 3
A kind of hard high-wearing feature ferroalloy materials, its composition includes by weight percentage, 1.0% carbon, 0.6% silicon, 1.2% manganese, 1.5% chromium, 0.15% molybdenum, 0.08% nickel, 1.0% aluminium, 0.4% copper, 0.025% titanium, 0.04% vanadium, 0.0008% cerium, 0.003% boron, 0.04% cobalt, surplus is iron and inevitable impurity.
Described preparation method is:
Batching, include by weight percentage, 1.0% carbon, 0.6% silicon, 1.2% manganese, 1.5% chromium, 0.15% molybdenum, 0.08% nickel, 1.0% aluminium, 0.4% copper, 0.025% titanium, 0.04% vanadium, 0.0008% cerium, 0.003% boron, 0.04% cobalt, surplus is that iron and inevitable impurity are prepared burden;
To at first put into smelting furnace through the iron in the above-mentioned composition that calculates, silicon, manganese melts, then add successively chromium, molybdenum, permivar, ferro-titanium, boron, copper, ferro-vanadium, cerium-iron alloy, and add aluminium after being warmed up to 1250-1350 ℃, be incubated 1.5 hours;
The aluminium alloy that obtains is cast under 1100-1150 ℃, carry out anneal after being cooled to 300-350 ℃; Product after the casting is placed 870-890 ℃ annealing furnace, be incubated 3.5 hours and come out of the stove, adopt air cooling, cooling rate is no more than 1.2 ℃/minute;
Quench treatment places the quenching furnance of 930-950, is incubated that the use hardening liquid carries out hardening liquid constant temperature quench treatment after 2 hours, and hardening liquid maintains the temperature between the 130-150 when quenching, and quenching temperature is carried out temper during to 180-200 ℃; Described quenching divides two stages, and first stage is isothermal quenching, and quenching velocity is 15-20/ minute; Adopt subordinate phase to quench when drop in temperature arrives 600-650 ℃, quenching velocity is 3-5 ℃/second;
Temper is insulation naturally cooling after 2.5 hours in 250 ± 10 ℃ the tempering stove in temperature.
By the iron alloy that above technical scheme is produced, its tensile strength surpasses 2000MPa; Yield strength reaches 1500-1800MPa; Hardness is greater than 95-102HRC.
Claims (5)
1. hard high-wearing feature ferroalloy materials, it is characterized in that: its composition includes by weight percentage, the titanium of the aluminium of the molybdenum of the manganese of the carbon of 0.8-1.2%, the silicon of 0.6-0.65%, 1.1-1.3%, the chromium of 1.4-1.6%, 0.1-0.2%, the nickel of 0.05-0.1%, 0.8-1.2%, the copper of 0.3-0.5%, 0.02-0.03%, the vanadium of 0.03-0.06%, the cerium of 0.0005-0.001%, the boron of 0.002-0.003%, the cobalt of 0.03-0.05%, surplus is iron and inevitable impurity.
2. hard high-wearing feature ferroalloy materials according to claim 1, it is characterized in that: described titanium is to add in the ferro-titanium mode.
3. hard high-wearing feature ferroalloy materials according to claim 1, it is characterized in that: described nickel and cobalt are to add in the permivar mode.
4. hard high-wearing feature ferroalloy materials according to claim 1, it is characterized in that: described cerium is that the cerium-iron alloy mode that contains 15% weight percent adds.
5. hard high-wearing feature ferroalloy materials according to claim 1, it is characterized in that: described vanadium is to add in the ferro-vanadium mode.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111041375A (en) * | 2020-01-14 | 2020-04-21 | 江苏拓展新材料科技有限公司 | High-strength antioxidant alloy material and preparation method thereof |
CN112146988A (en) * | 2019-06-28 | 2020-12-29 | 中国石油天然气股份有限公司 | Single-particle self-supporting solid-phase elastoplasticity testing device |
CN115831516A (en) * | 2022-12-10 | 2023-03-21 | 安徽通灵仿生科技有限公司 | Magnetic conduction sleeve and preparation method and application thereof |
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CN102191432A (en) * | 2011-05-07 | 2011-09-21 | 梁胜光 | Ferroalloy material and preparation method thereof |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US20070181231A1 (en) * | 2004-03-09 | 2007-08-09 | Nippon Steel Corporation | Method for producing high-carbon steel rails excellent in wear resistance and ductility |
EP2476772A1 (en) * | 2011-01-13 | 2012-07-18 | Rovalma, S.A. | High thermal diffusivity and high wear resistance tool steel |
CN102191432A (en) * | 2011-05-07 | 2011-09-21 | 梁胜光 | Ferroalloy material and preparation method thereof |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112146988A (en) * | 2019-06-28 | 2020-12-29 | 中国石油天然气股份有限公司 | Single-particle self-supporting solid-phase elastoplasticity testing device |
CN112146988B (en) * | 2019-06-28 | 2024-03-01 | 中国石油天然气股份有限公司 | Single-particle self-supporting solid-phase elastoplasticity testing device |
CN111041375A (en) * | 2020-01-14 | 2020-04-21 | 江苏拓展新材料科技有限公司 | High-strength antioxidant alloy material and preparation method thereof |
CN115831516A (en) * | 2022-12-10 | 2023-03-21 | 安徽通灵仿生科技有限公司 | Magnetic conduction sleeve and preparation method and application thereof |
CN115831516B (en) * | 2022-12-10 | 2023-12-01 | 安徽通灵仿生科技有限公司 | Magnetic conduction sleeve, preparation method and application thereof |
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