CN103643072A - Silver alloy material with good mechanical property - Google Patents
Silver alloy material with good mechanical property Download PDFInfo
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- CN103643072A CN103643072A CN201310588883.8A CN201310588883A CN103643072A CN 103643072 A CN103643072 A CN 103643072A CN 201310588883 A CN201310588883 A CN 201310588883A CN 103643072 A CN103643072 A CN 103643072A
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- silver
- silver alloy
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- 229910001316 Ag alloy Inorganic materials 0.000 title claims abstract description 41
- 239000000956 alloy Substances 0.000 title abstract description 13
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052709 silver Inorganic materials 0.000 claims abstract description 16
- 239000004332 silver Substances 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 10
- 239000011777 magnesium Substances 0.000 claims abstract description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 9
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052790 beryllium Inorganic materials 0.000 claims abstract description 9
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052796 boron Inorganic materials 0.000 claims abstract description 9
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 9
- 229910052738 indium Inorganic materials 0.000 claims abstract description 9
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 9
- 239000011701 zinc Substances 0.000 claims abstract description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- 239000011572 manganese Substances 0.000 claims abstract description 5
- 238000005275 alloying Methods 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 8
- 239000000470 constituent Substances 0.000 claims description 8
- 229910045601 alloy Inorganic materials 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 4
- 238000011161 development Methods 0.000 abstract description 2
- -1 3 grams Chemical compound 0.000 description 12
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 229910052786 argon Inorganic materials 0.000 description 6
- 238000005097 cold rolling Methods 0.000 description 6
- 238000005266 casting Methods 0.000 description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 3
- 238000002441 X-ray diffraction Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000000113 differential scanning calorimetry Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910000714 At alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- NEIHULKJZQTQKJ-UHFFFAOYSA-N [Cu].[Ag] Chemical compound [Cu].[Ag] NEIHULKJZQTQKJ-UHFFFAOYSA-N 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 229910000898 sterling silver Inorganic materials 0.000 description 1
- 239000010934 sterling silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The present invention provides a silver alloy material with good mechanical property, which is characterized by comprising, by weight, 9.25-9.90 parts of silver, 1-3 parts of copper, 1.2-3.5 parts of zinc, 0.4-3 parts of boron, 0.1-1 part of aluminum, 0.2-1 part of gallium, 0.3-1.5 parts of indium, 0.2-0.7 part of beryllium, 0.1-2 parts of magnesium, and 0.2-3 parts of manganese. According to the present invention, the alloy components are added, such that the mechanical property of the alloy is significantly improved, the design freedom degree of the silver alloy in the jewelry processing style field is increased, and the broad development prospect is provided.
Description
Technical field
The present invention relates to chemical material field, relate in particular to a kind of silver alloy with excellent mechanical performances.
Background technology
Silver is a kind of noble metal, because thering is good glossiness, be subject to from ancient times to the present liking of people, be used in the middle of various ornaments, artwork and tableware processing, but pure argent hardness is low, there is ductility, be not easy to manufacture moulding, and be easy to oxidation stain, be not suitable in the middle of the processing that is used in ornaments, artwork and tableware thereof, so can be chosen in the silver of certainweight ratio of component, add some other composition materials in the middle of manufacturing.
Sterling silver alloy alloy is the silver-copper binary alloy forming with copper alloy element, wherein silver is 92.5wt%, copper is 7.5wt%, common our 925 alleged silver medals namely, although added the silver alloys of copper, improved certain hardness, but the durometer level improving is little, make by the designed style degree of freedom out of silver alloy not highly, castability is low.
Summary of the invention
In order obviously to improve silver alloys mechanical property, increase the design freedom of its style, be applied to better in the middle of the production technique such as ornaments, artwork, the invention provides a kind of silver alloy with excellent mechanical performances, described silver alloy is comprised of the alloying constituent of following components by weight percent:
Silver 9.25-9.90,
Copper 1-3,
Zinc 1.2-3.5,
Boron 0.4-3,
Aluminium 0.1-1,
Gallium 0.2-1,
Indium 0.3-1.5,
Beryllium 0.2-0.7,
Magnesium 0.1-2,
Manganese 0.2-3.
Preferably, the described silver alloy with excellent mechanical performances, is comprised of the alloying constituent of following components by weight percent: silver 9.58, copper 1.2, zinc 1.2, boron 0.4, aluminium 0.1, gallium 0.2, indium 0.4, beryllium 0.2, magnesium 0.3, manganese 0.2.
The effect of the various elements that add in silver is respectively: added copper, strengthened the hardness of alloy; Zinc, as the alternative metals of copper, can reduce alloy melting point; Boron, can reduce the surface tension of alloy melt, makes melt-mixing even; Aluminium, can improve the tensile strength of alloy effectively with elongation rate; Gallium, resistivity is little, and temperature coefficient of resistance is little, puies forward heavy alloyed intensity and hardness; Indium, fusing point is low, during melting, first melts, and solid-state, with surface, forms liquid film, can improve the forging property of alloy; Beryllium, is unique stable light metal with higher melt, has good electroconductibility, thermal conductivity, high-temperature mechanical property and scale resistance, can form protective membrane at alloy surface in the middle of adding alloy to, avoids its oxidation; Magnesium, has added magnesium and can make silver alloys recrystallization temperature be linear raising, and hardness improves, and improves the mechanical property of silver alloys; Manganese, has reduced the fusing point of silver alloys, has improved the hardness of silver alloys, has improved the erosion resistance of silver alloys.
A kind of silver alloy with excellent mechanical performances provided by the invention, there is following advantage: adopt components by weight percent between 9.25-9.90, thereby particularly preferably be components by weight percent and in silver-colored accounting example, occupy greatly value advantage on the one hand at 9.58 silver-colored composition, on the silver-colored basis of this ratio, add other compositions on the other hand, making the mechanical property of alloy obtain palpability improves, add other alloying constituents of aforementioned proportion, by having improved intensity and the hardness of silver alloys, casting processing performance and the machinofacture performance of silver alloys have greatly been improved, increase it and be used in the design freedom of processing of ornament aspect style, there is very wide DEVELOPMENT PROSPECT.
Embodiment
Below the present invention is described in further detail, to make those skilled in the art can implement according to this with reference to specification sheets word.
Embodiment 1
Take 9.25 grams of silver, 2 grams of copper, 3 grams, zinc, 0.4 gram of boron, 0.1 gram, aluminium, 0.2 gram of gallium, 0.3 gram of indium, 0.5 gram of beryllium, 0.4 gram, magnesium, 0.6 gram, manganese, the alloying constituent taking being put into melting in the smelting furnace of 1000 degrees Celsius manufactures 30 minutes, the button-type ingot casting of non-consumable electrode arc melting is put under the situation that adopts argon shield to 720 degrees Celsius of insulations of resistance furnace 4 hours, at Sisma type cold-rolling mill, be rolled into the thin slice that 2mm is thick, then put 700 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 1 hour, water-cooled is to room temperature, carry out cold deformation processing, the thin slice of gained 2mm is continued to Sisma type cold-rolling mill and be rolled into the thin slice that 1.4mm is thick, then put 800 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 30 minutes, water-cooled to room temperature is carried out solution treatment again.Hardness test: the silver alloy of handling well is carried out on the semi-automatic microhardness tester of HXS-1000AK type, select room temperature, 0.2 gram of loaded load, 20 seconds loading times, survey ten points, to average, the hardness value that draws silver alloy is 108.9HV; Dsc analysis: be high-purity argon gas at protective atmosphere, Range of measuring temp is 50-640 degree Celsius, and scanning speed is 20c/min, condition under silver alloy is carried out to differential scanning calorimetric analysis; Then by carry out OM observation in olympus PMG3 type, in Quanta400 type, carry out SEM observation, on JEM-2000FXII, carry out tem observation, finally carry out XRD analysis, reach a conclusion, the silver alloy producing can not increase substantially the stacking fault energy of matrix silver, microstructure is without considerable change, and in dentrite, shrinkage cavity reduces, and has strengthened the mobility of silver alloy, reduced the surface tension of silver alloy, its mold filling performance is improved.
Embodiment 2
Take 9.58 grams of silver, 1.2 grams of copper, 1.2 grams, zinc, 0.4 gram of boron, 0.1 gram, aluminium, 0.2 gram of gallium, 0.4 gram of indium, 0.2 gram of beryllium, 0.3 gram, magnesium, 0.2 gram, manganese, the alloying constituent taking being put into melting in the smelting furnace of 1050 degrees Celsius manufactures 30 minutes, the button-type ingot casting of non-consumable electrode arc melting is put under the situation that adopts argon shield to 750 degrees Celsius of insulations of resistance furnace 3 hours, at Sisma type cold-rolling mill, be rolled into the thin slice that 2mm is thick, then put 700 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 1 hour, water-cooled is to room temperature, carry out cold deformation processing, the thin slice of gained 2mm is continued to Sisma type cold-rolling mill and be rolled into the thin slice that 1.4mm is thick, then put 750 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 30 minutes, water-cooled to room temperature is carried out solution treatment again.Hardness test: the silver alloy of handling well is carried out on the semi-automatic microhardness tester of HXS-1000AK type, select room temperature, 0.2 gram of loaded load, 20 seconds loading times, survey ten points, to average, the hardness value that draws silver alloy is 126.3HV; Dsc analysis: be high-purity argon gas at protective atmosphere, Range of measuring temp is 50-640 degree Celsius, and scanning speed is 20c/min, condition under silver alloy is carried out to differential scanning calorimetric analysis; Then by carry out OM observation in olympus PMG3 type, in Quanta400 type, carry out SEM observation, on JEM-2000FXII, carry out tem observation, finally carry out XRD analysis, reach a conclusion, the silver alloy producing can not increase substantially the stacking fault energy of matrix silver, microstructure is without considerable change, in dentrite, shrinkage cavity reduces, and has strengthened the mobility of silver alloy, has reduced the surface tension of silver alloy, mold filling performance improves greatly,, for the processing of ornaments and artwork, it is best that its design degree reaches.
Embodiment 3
Take 9.58 grams of silver, 1 gram of copper, 1.3 grams, zinc, 0.5 gram of boron, 0.1 gram, aluminium, 0.3 gram of gallium, 0.3 gram of indium, 0.2 gram of beryllium, 0.1 gram, magnesium, 0.2 gram, manganese, the alloying constituent taking being put into melting in the smelting furnace of 1000 degrees Celsius manufactures 30 minutes, the button-type ingot casting of non-consumable electrode arc melting is put under the situation that adopts argon shield to 800 degrees Celsius of insulations of resistance furnace 4 hours, at Sisma type cold-rolling mill, be rolled into the thin slice that 2mm is thick, then put 740 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 1 hour, water-cooled is to room temperature, carry out cold deformation processing, the thin slice of gained 2mm is continued to Sisma type cold-rolling mill and be rolled into the thin slice that 1.4mm is thick, then put 800 degrees Celsius of treasured in high temperature box type resistance furnace into and be incubated 30 minutes, water-cooled to room temperature is carried out solution treatment again.Hardness test: the silver alloy of handling well is carried out on the semi-automatic microhardness tester of HXS-1000AK type, select room temperature, 0.2 gram of loaded load, 20 seconds loading times, survey ten points, to average, the hardness value that draws silver alloy is 96.5HV; Dsc analysis: be high-purity argon gas at protective atmosphere, Range of measuring temp is 50-640 degree Celsius, and scanning speed is 20c/min, condition under silver alloy is carried out to differential scanning calorimetric analysis; Then by carry out OM observation in olympus PMG3 type, in Quanta400 type, carry out SEM observation, on JEM-2000FXII, carry out tem observation, finally carry out XRD analysis, reach a conclusion, the silver alloy producing can not increase substantially the stacking fault energy of matrix silver, microstructure is without considerable change, and in dentrite, shrinkage cavity reduces, and has strengthened the mobility of silver alloy, reduce the surface tension of silver alloy, improved its mold filling performance.
Although embodiment of the present invention are open as above, but it is not restricted to listed utilization in specification sheets and embodiment, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the embodiment describing.
Claims (2)
1. a silver alloy with excellent mechanical performances, is characterized in that, described silver alloy is comprised of the alloying constituent of following components by weight percent:
Silver 9.25-9.90,
Copper 1-3,
Zinc 1.2-3.5,
Boron 0.4-3,
Aluminium 0.1-1,
Gallium 0.2-1,
Indium 0.3-1.5,
Beryllium 0.2-0.7,
Magnesium 0.1-2,
Manganese 0.2-3.
2. have as described in claim 1 the silver alloy of excellent mechanical performances, it is characterized in that, described silver alloy is comprised of the alloying constituent of following components by weight percent: silver 9.58, copper 1.2, zinc 1.2, boron 0.4, aluminium 0.1, gallium 0.2, indium 0.4, beryllium 0.2, magnesium 0.3, manganese 0.2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310588883.8A CN103643072B (en) | 2013-11-20 | 2013-11-20 | A kind of silver alloy with excellent mechanical performances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310588883.8A CN103643072B (en) | 2013-11-20 | 2013-11-20 | A kind of silver alloy with excellent mechanical performances |
Publications (2)
| Publication Number | Publication Date |
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| CN103643072A true CN103643072A (en) | 2014-03-19 |
| CN103643072B CN103643072B (en) | 2015-12-09 |
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| CN201310588883.8A Active CN103643072B (en) | 2013-11-20 | 2013-11-20 | A kind of silver alloy with excellent mechanical performances |
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| Country | Link |
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| CN (1) | CN103643072B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220003A (en) * | 2015-10-25 | 2016-01-06 | 无棣向上机械设计服务有限公司 | A kind of high temperature resistant silver alloy and preparation method thereof |
| CN109112386A (en) * | 2018-09-20 | 2019-01-01 | 张家港市勇峰精密机械有限公司 | A kind of high performance durable silver-based precision hardware material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1644725A (en) * | 2004-01-20 | 2005-07-27 | 香港生产力促进局 | Tarnish-resistant hard silver alloy |
| WO2006032933A1 (en) * | 2004-09-23 | 2006-03-30 | Middlesex Silver Co. Limited | Copper-boron master alloy and its use in making silver-copper alloys |
| CN101987354A (en) * | 2009-07-30 | 2011-03-23 | 赵宏伟 | Grain refining process method of silver alloy cast structure |
| CN102994796A (en) * | 2011-09-13 | 2013-03-27 | 黄石市博汇科技有限公司 | Scale and corrosion resistant rare earth-Ag-Zn alloy and its preparation method |
-
2013
- 2013-11-20 CN CN201310588883.8A patent/CN103643072B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1644725A (en) * | 2004-01-20 | 2005-07-27 | 香港生产力促进局 | Tarnish-resistant hard silver alloy |
| WO2006032933A1 (en) * | 2004-09-23 | 2006-03-30 | Middlesex Silver Co. Limited | Copper-boron master alloy and its use in making silver-copper alloys |
| CN101987354A (en) * | 2009-07-30 | 2011-03-23 | 赵宏伟 | Grain refining process method of silver alloy cast structure |
| CN102994796A (en) * | 2011-09-13 | 2013-03-27 | 黄石市博汇科技有限公司 | Scale and corrosion resistant rare earth-Ag-Zn alloy and its preparation method |
Non-Patent Citations (3)
| Title |
|---|
| E.NISARATANAPORN ET AL.: "Study on the microstructure,mechanical properties,tarnish and corrosion resistance of sterling silver alloyed with manganese", 《MATERIALS SCIENCE AND ENGINEERING A》, 31 December 2007 (2007-12-31), pages 663 - 668 * |
| 沈丁杰等: "热处理对Ag-Cu-Zn(Sn)系925银合金力学性能和显微组织的影响", 《材料导报》, vol. 21, 31 May 2007 (2007-05-31), pages 436 - 438 * |
| 黄伯云等: "《中国材料工程大典 第5卷 有色金属材料工程(下)》", 31 July 2009, article "贵金属及其合金材料" * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105220003A (en) * | 2015-10-25 | 2016-01-06 | 无棣向上机械设计服务有限公司 | A kind of high temperature resistant silver alloy and preparation method thereof |
| CN109112386A (en) * | 2018-09-20 | 2019-01-01 | 张家港市勇峰精密机械有限公司 | A kind of high performance durable silver-based precision hardware material |
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| CN103643072B (en) | 2015-12-09 |
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