CN104250714B - A kind of low density shock resistance metallic substance and preparation method thereof - Google Patents
A kind of low density shock resistance metallic substance and preparation method thereof Download PDFInfo
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- CN104250714B CN104250714B CN201410423698.8A CN201410423698A CN104250714B CN 104250714 B CN104250714 B CN 104250714B CN 201410423698 A CN201410423698 A CN 201410423698A CN 104250714 B CN104250714 B CN 104250714B
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- 239000007769 metal material Substances 0.000 title claims abstract description 42
- 230000035939 shock Effects 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title description 3
- 229910052742 iron Inorganic materials 0.000 claims abstract description 19
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 19
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 18
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 17
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 17
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000001816 cooling Methods 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 238000005496 tempering Methods 0.000 claims description 10
- 238000001354 calcination Methods 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005266 casting Methods 0.000 abstract description 3
- 238000010791 quenching Methods 0.000 abstract description 3
- 230000000171 quenching effect Effects 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
- 239000011651 chromium Substances 0.000 description 12
- 239000002994 raw material Substances 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229920006253 high performance fiber Polymers 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Abstract
The invention discloses a kind of low density shock resistance metallic substance, comprise the material of following mass percent: 1.5-3.1%C, 1.2-1.9%Si, 1.69-2.32%Mn, 0.033-0.042%S, 0.021-0.025%P, 1.8-3.6%Cr, 1.6-3.6%Ni, 1.56-2.25%Mo, 0.45-0.68%Co, 0.63-1.18%Fe, all the other are Cu.Low density shock resistance metallic substance of the present invention, metallic substance quality the is had feature such as mechanical property is strong, plasticity-good and density is little.Add a small amount of 1.6-3.6%Ni, 1.56-2.25%Mo, 0.45-0.68%Co and 0.63-1.18%Fe, makes the density of metallic substance itself further reduce, and effectively ensures the quality of metallic substance, employing one-step casting is shaping, do not need quenching or nitrogenize, improve fastness to wear and impact resistance, save process period simultaneously, reduce manufacturing cost, effectively improve production efficiency.
Description
Technical field
The present invention relates to a kind of low density shock resistance metallic substance, the invention still further relates to a kind of making method of low density shock resistance metallic substance, belong to metallic substance and manufacture field.
Background technology
Metal, the ferrous metal material particularly representated by carbon steel is owing to can obtain high strength and hardness, cheap with other metallographic phase ratio, so used most.Due to ferrous metal erosion resistance, poor heat resistance compared with chromium, nickel, cobalt, so easily have problems in weather resistance due to the generation of rust or the growth of oxide film.
The range of application of metallic substance is very extensive, metallic substance wherein used in automobile making is very many, automobile has brought very large convenience, but meanwhile also bring some shortcomings, since being born from automobile, developer focuses on the speed of a motor vehicle and outward appearance, but ignore automobile and bring potential safety hazard, as the traffic accident such as collided, make that automobile is subject to damage in various degree, personnel are subject to injures and deaths, wherein the intensity of metallic substance and shock resistance are a large factor not for these.
Meanwhile, what arise at the historic moment is the matrix material strengthened with common single wild phase, and its shock strength, fatigue strength and fracture toughness property significantly improve, and have special hot expansibility.Be divided into interlaminar hybrid, interlayer mix, sandwich mixes, in layer/interlayer mixes and superhybrid composite.The successively research and production matrix material being strongthener with high-performance fiber (as carbon fiber, boron fibre, aramid fiber, silicon carbide fiber etc.), its specific tenacity is greater than 4 × 106 centimetres (cm), and specific modulus is greater than 4 × 108cm.The characteristic such as but these material shortage mechanical propertys, plasticity-are not high and density is large.
Therefore, in most cases use to carry out suitable preferably suitable with selection proportioning to ferrous metal material, but, the thermotolerance had to keep iron itself or wearability, electroconductibility (static resistance) etc., be necessary to solve shock resistance or mechanical endurance and density etc. problem, improve the Application Areas of metallic substance itself.
Summary of the invention
The object of the invention is to for deficiency of the prior art, provide a kind of low density shock resistance metallic substance and preparation method thereof, metallic substance quality has that mechanical property is strong, plasticity-good and the feature such as density is little.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of low density shock resistance metallic substance, and its innovative point is: the material comprising following mass percent: 1.5-3.1%C, 1.2-1.9%Si, 1.69-2.32%Mn, 0.033-0.042%S, 0.021-0.025%P, 1.8-3.6%Cr, 1.6-3.6%Ni, 1.56-2.25%Mo, 0.45-0.68%Co, 0.63-1.18%Fe, all the other are Cu.
Further, the material of following mass percent is comprised: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu.
Further, comprise the material of following mass percent: 2.2%C, 1.5%Si, 1.89%Mn, 0.038%S, 0.024%P, 2.6%Cr, 2.7%Ni, 1.78%Mo, 0.58%Co, 0.87%Fe, all the other are Cu.
Another object of the present invention is to provide a kind of making method of low density shock resistance metallic substance, and comprise melting period and reduction period treatment step, its innovative point is: concrete steps are as follows:
(1) selection material: the material selecting following mass percent: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu;
(2) pour into a mould: poured into a mould at the temperature of 1250-1520 DEG C by the material in step (1), control duration of pouring is 2-3 hour;
(3) cooling in metal mold strip plate mould: 780-930 DEG C of bottom knockout, and put into thermal insulation medium or thermal-insulating body naturally cooling, the controlled cooling model time is 1-1.5h;
(4) temper: the mould base of cooling is carried out temper, arranging tempering temperature is 500-560 DEG C, and tempering time is 0.5-1h.
Further, the teeming temperature in described step (2) is 1250-1320 DEG C.
Further, the teeming temperature in described step (2) is 1280 DEG C.
Further, the raw metal chosen in described step (1) is: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu.
Further, the raw metal chosen in described step (1) is: 2.2%C, 1.5%Si, 1.89%Mn, 0.038%S, 0.024%P, 2.6%Cr, 2.7%Ni, 1.78%Mo, 0.58%Co, 0.87%Fe, and all the other are Cu.
Further, the calcining temperature in described step (3) is 880 DEG C.
Further, the tempering temperature in described step (4) is 535 DEG C.
Beneficial effect of the present invention is as follows:
(1) low density shock resistance metallic substance of the present invention, the 1.5-3.1%C of interpolation, 1.2-1.9%Si, 1.69-2.32%Mn, 0.033-0.042%S, 0.021-0.025%P, 1.8-3.6%Cr, metallic substance quality the is had feature such as mechanical property is strong, plasticity-good and density is little.
(2) low density shock resistance metallic substance of the present invention, the a small amount of 1.6-3.6%Ni added, 1.56-2.25%Mo, 0.45-0.68%Co and 0.63-1.18%Fe, the density of metallic substance itself is further reduced, effectively ensures the quality of metallic substance.
(3) low density shock resistance metallic substance of the present invention, adopts one-step casting shaping, does not need quenching or nitrogenize, improve fastness to wear and impact resistance, save the machining time of metal parts or mould simultaneously, reduce manufacturing cost.
(4) low density shock resistance metallic substance of the present invention, selects suitable technological temperature and holds processing operation time cleverly, the making method time being shortened, effectively enhances productivity.
Embodiment
Below in conjunction with specific embodiment, technical scheme of the present invention is elaborated.
Embodiment 1
A kind of low density shock resistance metallic substance, its innovative point is: the material comprising following mass percent: 1.5-3.1%C, 1.2-1.9%Si, 1.69-2.32%Mn, 0.033-0.042%S, 0.021-0.025%P, 1.8-3.6%Cr, 1.6-3.6%Ni, 1.56-2.25%Mo, 0.45-0.68%Co, 0.63-1.18%Fe, all the other are Cu.
A making method for low density shock resistance metallic substance, comprise melting period and reduction period treatment step, its innovative point is: concrete steps are as follows:
(1) selection material: the material selecting following mass percent: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu;
(2) pour into a mould: poured into a mould at the temperature of 1250-1520 DEG C by the material in step (1), control duration of pouring is 2-3 hour;
(3) cooling in metal mold strip plate mould: 780-930 DEG C of bottom knockout, and put into thermal insulation medium or thermal-insulating body naturally cooling, the controlled cooling model time is 1-1.5h;
(4) temper: the mould base of cooling is carried out temper, arranging tempering temperature is 500-560 DEG C, and tempering time is 0.5-1h.
The present embodiment selects suitable raw material and the proportioning of raw material, adopts one-step casting shaping, does not need quenching or nitrogenize, improve fastness to wear and impact resistance, save the machining time of metal parts or mould simultaneously, reduce manufacturing cost; Select suitable technological temperature and hold processing operation time cleverly, the making method time being shortened, effectively enhances productivity.
Embodiment 2
On the basis of embodiment 1, change the proportioning of metallic substance raw material, be specially 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu.
Make according to the making method of embodiment 1 and Selecting parameter, arranging teeming temperature is 1250-1320 DEG C; Calcining temperature is 880 DEG C; Tempering temperature is 535 DEG C.
Embodiment 3
On the basis of embodiment 1 or 2, change the proportioning of metallic substance raw material, be specially 2.2%C, 1.5%Si, 1.89%Mn, 0.038%S, 0.024%P, 2.6%Cr, 2.7%Ni, 1.78%Mo, 0.58%Co, 0.87%Fe, all the other are Cu.
Make according to the making method of embodiment 1 and Selecting parameter, arranging teeming temperature is 1280 DEG C; Calcining temperature is 880 DEG C; Tempering temperature is 535 DEG C.
The particular product performance parameters of above embodiment is as shown in table 1 below:
From upper table 1, the metallic substance of present method compared to prior art in metallic substance, density reduces greatly, and shock resistance, fastness to wear strengthen greatly, and the present invention has very large substantial advance.
Claims (9)
1. a low density shock resistance metallic substance, it is characterized in that: the material comprising following mass percent: 1.5-3.1%C, 1.2-1.9%Si, 1.69-2.32%Mn, 0.033-0.042%S, 0.021-0.025%P, 1.8-3.6%Cr, 1.6-3.6%Ni, 1.56-2.25%Mo, 0.45-0.68%Co, 0.63-1.18%Fe, all the other are Cu.
2. low density shock resistance metallic substance according to claim 1, it is characterized in that: the material comprising following mass percent: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu.
3. low density shock resistance metallic substance according to claim 1, is characterized in that: the material comprising following mass percent: 2.2%C, 1.5%Si, 1.89%Mn, 0.038%S, 0.024%P, 2.6%Cr, 2.7%Ni, 1.78%Mo, 0.58%Co, 0.87%Fe, all the other are Cu.
4. a making method for low density shock resistance metallic substance according to claim 1, comprises melting period and reduction period treatment step, it is characterized in that: concrete steps are as follows:
(1) selection material: the material selecting following mass percent: 1.8-2.6%C, 1.4-1.7%Si, 1.77-2.01%Mn, 0.036-0.040%S, 0.023-0.025%P, 2.3-3.2%Cr, 2.1-3.1%Ni, 1.66-1.98%Mo, 0.54-0.61%Co, 0.77-0.98%Fe, all the other are Cu;
(2) pour into a mould: poured into a mould at the temperature of 1250-1520 DEG C by the material in step (1), control duration of pouring is 2-3 hour;
(3) cooling in metal mold strip plate mould: 780-930 DEG C of bottom knockout, and put into thermal insulation medium or thermal-insulating body naturally cooling, the controlled cooling model time is 1-1.5h;
(4) temper: the mould base of cooling is carried out temper, arranging tempering temperature is 500-560 DEG C, and tempering time is 0.5-1h.
5. the making method of low density shock resistance metallic substance according to claim 4, is characterized in that: the teeming temperature in described step (2) is 1250-1320 DEG C.
6. the making method of low density shock resistance metallic substance according to claim 4, is characterized in that: the teeming temperature in described step (2) is 1280 DEG C.
7. the making method of low density shock resistance metallic substance according to claim 4, it is characterized in that: the raw metal chosen in described step (1) is: 2.2%C, 1.5%Si, 1.89%Mn, 0.038%S, 0.024%P, 2.6%Cr, 2.7%Ni, 1.78%Mo, 0.58%Co, 0.87%Fe, all the other are Cu.
8. the making method of low density shock resistance metallic substance according to claim 4, is characterized in that: the calcining temperature in described step (3) is 880 DEG C.
9. the making method of low density shock resistance metallic substance according to claim 4, is characterized in that: the tempering temperature in described step (4) is 535 DEG C.
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| CN111304526A (en) * | 2020-03-30 | 2020-06-19 | 河北领启机械设备有限公司 | High-toughness wear-resistant impeller for slurry pump and production method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101522926A (en) * | 2006-10-02 | 2009-09-02 | 株式会社神户制钢所 | Copper alloy plate for electrical and electronic components |
| CN101925680A (en) * | 2008-01-31 | 2010-12-22 | 株式会社神户制钢所 | Copper alloy plate having excellent anti-stress relaxation properties |
| EP1910582B1 (en) * | 2005-07-27 | 2012-09-05 | Technische Universität Clausthal | Method for producing a copper alloy having a high damping capacity and its use |
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| JP4503696B2 (en) * | 2009-10-28 | 2010-07-14 | 株式会社神戸製鋼所 | Electronic parts made of copper alloy sheets with excellent bending workability |
| JP5689724B2 (en) * | 2011-03-29 | 2015-03-25 | 株式会社神戸製鋼所 | Copper alloy plate for electrical and electronic parts |
| JP2013087908A (en) * | 2011-10-20 | 2013-05-13 | Kozo Gijutsu Kenkyukai | Damping member |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1910582B1 (en) * | 2005-07-27 | 2012-09-05 | Technische Universität Clausthal | Method for producing a copper alloy having a high damping capacity and its use |
| CN101522926A (en) * | 2006-10-02 | 2009-09-02 | 株式会社神户制钢所 | Copper alloy plate for electrical and electronic components |
| CN101925680A (en) * | 2008-01-31 | 2010-12-22 | 株式会社神户制钢所 | Copper alloy plate having excellent anti-stress relaxation properties |
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