CN101514412A - Titanium-aluminum-tin alloy applied to golf club head - Google Patents
Titanium-aluminum-tin alloy applied to golf club head Download PDFInfo
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- CN101514412A CN101514412A CNA2008100079516A CN200810007951A CN101514412A CN 101514412 A CN101514412 A CN 101514412A CN A2008100079516 A CNA2008100079516 A CN A2008100079516A CN 200810007951 A CN200810007951 A CN 200810007951A CN 101514412 A CN101514412 A CN 101514412A
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Abstract
The invention relates to a titanium-aluminum-tin alloy applied to a golf club head, which comprises the following materials in percentage by weight: 89 to 95 percent of titanium, 3.5 to 6.5 percent of aluminum and 1.5 to 3.5 percent of tin. The titanium-aluminum-tin alloy can be selectively added with trace elements such as niobium, vanadium, molybdenum, zirconium, chromium, iron, silicon, oxygen, nitrogen, and the like to form a high elongation material with the elongation of between 11 and 15 percent and the tensile strength of between 700 and 950 Mpa. The high elongation material can be applied to a body and a batter side of the golf club head; and by the design of an internal structure of the body and the design of a structure of balance weight and fins, products of the golf club head have good beating performance, shock controlling and golf controlling performances, adjustable angles and individuation.
Description
Technical field
The present invention relates to a kind of alpha titanium alloy material that is applied to golf club head, particularly relevant a kind of ratio of allocating titanium, aluminium and tin weight percent, and by adding trace elements such as niobium, vanadium, molybdenum, zirconium, chromium, iron, silicon, oxygen and/or nitrogen, to have the golf club alloy material of deep drawing quality.
Background technology
Institute's Application and Development is mainly titanium alloy material in the alloy technology of golf club head at present, existing 6Al-4V-Ti titanium alloy as announcement in the U.S. Pat 2006/0045789 (is that weight percent is aluminium and vanadium, all the other are titanium metal), Al, the vanadium of 3.5-4.5 weight percent, maximum value that its composition comprises the 5.5-6.75 weight percent are the iron of 0.3 weight percent, and maximum value is the oxygen of 0.2 weight percent.Golf club head with the manufacturing of 6Al-4V-Ti titanium alloy, though have the elastic deformation force who is relatively higher than in early days the club head made from stainless material, identical intensity and lower characteristics such as density, therefore can under the prerequisite that does not increase golf club head weight, increase the volume of golf club head, so that the area of its preferable striking point on the ball increases relatively, to improve shotmaking.In addition, this is higher than stainless elastic deformation force, can provide bigger elastic deformability at square stance, also can produce bigger elastic deformation level-elongation, and can relatively reduce the spheroid compression set that golf ball is caused when the collision hitting panel, to reduce the degree of the damped absorption of batting stress, avoid the power loss of stress of batting, and further promoted hitting distance.
Yet, to so far, the golf club head volume maximize and diversified sexual demand under, the exploitation of needs low density, high ductibility are just arranged, but still keep original physical strength, to improve design margin.
This shows, above-mentioned existing application in the alloy of golf club head structure with use, obviously still have inconvenience and defective, and demand urgently further being improved.In order to solve the problem of the alloy existence that is applied to golf club head, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and common product does not have appropriate structure to address the above problem, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because above-mentioned existing application is in the defective of the alloy existence of golf club head, the inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and expertise, and the utilization of cooperation scientific principle, actively studied innovation, in the hope of founding a kind of titanium-aluminium-tin alloy that is applied to golf club head of novel texture, can improve the alloy of general existing application, make it have more practicality in golf club head.Through constantly research, design, and after studying sample and improvement repeatedly, create the present invention who has practical value finally.
Summary of the invention
The objective of the invention is to, overcome the defective of existing application in the alloy existence of golf club head, and a kind of new high-ductility that is applied to golf club head, the titanium-aluminium-tin alloy of high elongation be provided, technical problem to be solved is to make its elastic deformability that can adjust golf club head, thereby is suitable for practicality more.
Another object of the present invention is to, a kind of titanium-aluminium-tin alloy that is applied to golf club head is provided, and technical problem to be solved is the titanium-aluminium-tin alloy that makes its high elongation, and can utilize the upgrading element of trace, titanium-aluminium-tin alloy is carried out the upgrading fine setting, thereby be suitable for practicality more.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to a kind of titanium-aluminium-tin alloy that is applied to golf club head that the present invention proposes, its weight percent comprises: titanium 89% to 95%, aluminium 3.5% to 6.5% and tin 1.5% to 3.5%.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, the density range that wherein said titanium-aluminium-tin alloy is formed are 4.25 to 4.45g/cm
3
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said titanium-aluminium-tin alloy be with unit elongation at 11%-15%, tensile strength titanium alloy at 700-950Mpa, use casting, forging or mechanical workout moulding.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said titanium-aluminium-tin alloy more comprise changes prime element, and this upgrading element is to be selected from the group that niobium, vanadium, molybdenum, zirconium, chromium, iron, silicon, oxygen and nitrogen are formed.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises niobium below 2%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises vanadium below 2%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises molybdenum below 2%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises zirconium below 2%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises iron below 1%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises silicon below 1%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises oxygen below 0.3%.
The aforesaid titanium-aluminium-tin alloy that is applied to golf club head, wherein said upgrading element comprises nitrogen below 0.05%.
The object of the invention to solve the technical problems also adopts following technical scheme to realize.A kind of titanium-aluminium-tin alloy that is applied to golf club head according to the present invention's proposition, it is characterized in that its weight percent comprises: titanium 89% to 95%, aluminium 3.5% to 6.5%, tin 1.5% to 3.5%, niobium≤2%, vanadium≤2%, molybdenum≤2%, zirconium≤2%, chromium≤2%, iron≤1%, silicon≤1%, oxygen≤0.3% and nitrogen≤0.05%, the density range of its composition are 4.25 to 4.45g/cm
3
The present invention compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, major technique of the present invention thes contents are as follows: a kind of titanium-aluminium-tin alloy proposed by the invention, and its weight percent comprises: titanium 89 to 95%, aluminium 3.5 to 6.5%, tin 1.5% to 3.5% density range is 4.25 to 4.45g/cm
3Above-mentioned titanium-aluminium-tin alloy is at 11%-15%, the tensile strength titanium alloy at 700-950Mpa, with casting, forging or mechanical workout moulding with unit elongation.
Another kind of titanium-aluminium-tin alloy proposed by the invention, its weight percent comprises: titanium 89% to 95%, aluminium 3.5% to 6.5%, tin 1.5% to 3.5%, niobium≤2%, vanadium≤2%, molybdenum≤2%, zirconium≤2%, chromium≤2%, iron≤1%, silicon≤1%, oxygen≤0.3% and nitrogen≤0.05%, the density range of its composition are 4.25 to 4.45g/cm
3
By technique scheme, the titanium-aluminium-tin alloy that the present invention is applied to golf club head has following advantage at least: the titanium in the titanium-aluminium-tin alloy of the present invention and the content of aluminium are commonly used the 6Al-4V-Ti height, and the raising of aluminium content has positive effect for the normal temperature that improves alloy and hot strength, reduction proportion, increase Young's modulus; Niobium, vanadium, molybdenum, zirconium, chromium, iron are beta stable element, compare with 6Al-4V-Ti, and the addition of vanadium greatly reduces, thereby have reduced the manufacturing cost of titanium-aluminium-tin alloy.The present invention has good thermo forming again, is easy to factory's volume production, and its density also is lower than similar alloy, helps the maximization of golf club head, and and improves its design margin.
In sum, the titanium-aluminium-tin alloy that is applied to golf club head that the present invention is special, it has above-mentioned many advantages and practical value, and in like product, do not see have similar structure design to publish or use and really genus innovation, no matter it all has bigger improvement on product or function, have large improvement technically, and produced handy and practical effect, and the multinomial effect that has enhancement than existing application in the titanium-aluminium-tin alloy of golf club head, thereby be suitable for practicality more, and have the extensive utility value of industry, really be a novelty, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technique means of the present invention, and can be implemented according to the content of specification sheets, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is 50 times of metallographs of amplification of the present invention titanium-aluminium-tin alloy embodiment of being applied to golf driver head.
Fig. 2 is 100 times of metallographs of amplification of the present invention titanium-aluminium-tin alloy embodiment of being applied to golf driver head.
Fig. 3 is 200 times of metallographs of amplification of the present invention titanium-aluminium-tin alloy embodiment of being applied to golf driver head.
Embodiment
Reach technique means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, to its embodiment of the titanium-aluminium-tin alloy that is applied to golf club head, structure, feature and the effect thereof that foundation the present invention proposes, describe in detail as after.
Please refer to Fig. 1, Fig. 2 and shown in Figure 3, the titanium-aluminium-tin alloy of first embodiment of the invention, the weight percent of its alloying element comprises: titanium 89% to 95%, aluminium 3.5% to 6.5% and tin 1.5% to 3.5%, the density range of its composition are 4.25 to 4.45g/cm
3, unit elongation is used casting, forging or mechanical workout moulding at 11%-15%, the tensile strength titanium alloy at 700-950Mpa.
The present invention in addition can be by adding the upgrading element of trace, as by selecting in the elementary composition group such as niobium, vanadium, zirconium, chromium, molybdenum, iron, silicon, oxygen and nitrogen, adjusts its characteristic, for example, can promote the intensity of alloy by adding the niobium of trace, but its elongation property of unlikely attenuating; Can be by relatively reducing the addition of vanadium, flowability when improving casting and auxiliary degassing effect, but still the mechanical properties of the former alloy of unlikely influence; Can make alloy separate out equally distributed carbide by adding the molybdenum of trace, and improve thermotolerance,, also can increase alloy hardening capacity and hot strength to reduce the welding decrepitation of alloy; Can be by adding the zirconium of trace, make alloy after the moulding when thermal treatment, promote the intensity of material and not yielding, more can cooperate the interpolation of molybdenum, formation high strength and high tenacity; Can promote the antirust solidity to corrosion of alloy by adding an amount of chromium, increase the work-ing life of golf club head; Can to have good plasticity, be convenient to the execution of processing treatment by adding the iron of trace; By adding the silicon of trace, to improve molten metal flow.In the upgrading element of selected interpolation among the present invention, its percentage composition is niobium≤2%, vanadium≤2%, molybdenum≤2%, zirconium≤2%, chromium≤2%, iron≤1%, silicon≤1%, oxygen≤0.3% and nitrogen≤0.05%.
Below preferred embodiment of the present invention and the characteristic of commonly using the 6Al-4V-Ti titanium alloy are compared as follows shown in the tabulation 1:
Table 1
| Material | Tensile strength (Mpa) | 0.2% yield strength (MPa) | Rate elongation (%) | Hardness (HRC) |
| Existing 6Al-4V-Ti | 830-900 | 760-830 | 3-5 | 30-35 |
| Embodiment of the invention 5Al-2.5Sn-Ti | 775-765 | 715-730 | 11-15 | 26-27 |
Compared to existing 6Al-4V-Ti alloy, the present invention can reduce alloy density and increase its toughness by reducing the constituent content of vanadium, and obtains excellent stretching plastic, can keep low-density characteristic again.
Shown in the following tabulation 2 of the elementary composition comparison sheet of embodiments of the invention and existing titanium alloy:
Table 2
| Composition (wt%) | Existing 6Al-4V-Ti | One of embodiment of the invention 5Al-2.5Sn-Ti |
| Aluminium (Al) | 5.5-6.75 | 5.28-5.87 |
| Tin (Sn) | ＜0.001 | 1.61-1.75 |
| Vanadium (V) | 3.5-4.5 | ＜0.001 |
| Carbon (C) | 0.1↓ | 0.007-0.010 |
| Nitrogen (N) | 0.05↓ | 0.009-0.0109 |
| Oxygen (O) | 0.2↓ | 0.06-0.119 |
| Iron (Fe) | 0.3↓ | 0.0986-0.14 |
| Silicon (Si) | 0.1↓ | 0.0114-0.03 |
The alloy material of the foregoing description is to be main alloy with titanium-aluminium-tin alloy, and at 11-15% (more than 8%), tensile strength is at the titanium alloy of 700-950 (more than the 650Mpa) with unit elongation for it, with casting, forging, mechanical workout and moulding.
Intensity of the present invention and ductility are higher, be suitable as the body and the scope of attack of golf club head, certainly can also other rigidity preferable material becomes the scope of attack: material is formed and be can be 6Al-4V-Ti titanium alloy, beta-titanium alloy etc., the moulding with casting, forging, mechanical workout.High ductibility body of the present invention adds the combination of materials of high strength hitting panel, be aided with counter weight construction and fin design again in the body interior structure design, can reach that tool is played sense good (system pinking good) and ball-handling property is good and bar portion adjustable angle gives personalized golf club product, its 8Al-Ti of the present invention relatively tabulates as shown in table 3 with the processing characteristics of commonly using 6Al-4V-Ti.
Table 3
| Processing characteristics | Existing 6Al-4V-Ti | One of embodiment of the invention 5Al-2.5Sn-Ti |
| The cool tone angle | Material character is comparatively crisp mutually, and slight crack can take place in angle modulation to 1.5 degree ball rod portion. | Material character is comparatively soft tough mutually, and angle modulation to 3.5 degree ball rod portion does not have any crackle of generation. |
| Average every bulb amount of finish | 1.5g | 1.35g |
| Average every bulb amount of grinding | 12g | 10.63g |
In addition, the present invention is that embodiment makes the golf club body to weld with the SP700 high strength titanium alloy again be the scope of attack with the 5Al-2.5Sn-Ti material, bombard speed through bombarding custom range ball (the gauge ball lattice are 90) 55.8m/s, bombard test by 3000 times, hitting panel and bulb body are through visual and equal crack-free of test of flaw detection and slight crack.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be the content that does not break away from technical solution of the present invention, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (13)
1. a titanium-aluminium-tin alloy that is applied to golf club head is characterized in that its weight percent comprises: titanium 89% to 95%, aluminium 3.5% to 6.5% and tin 1.5% to 3.5%.
2. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 1 is characterized in that wherein density range that this titanium-aluminium-tin alloy is formed is 4.25 to 4.45g/cm
3
3. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 1, it is characterized in that this titanium-aluminium-tin alloy wherein be with unit elongation at 11%-15%, tensile strength titanium alloy at 700-950Mpa, use casting, forging or mechanical workout moulding.
4. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 1 is characterized in that wherein this titanium-aluminium-tin alloy more comprises to change prime element that this upgrading element is to be selected from the group that niobium, vanadium, molybdenum, zirconium, chromium, iron, silicon, oxygen and nitrogen are formed.
5. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises niobium below 2%.
6. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises vanadium below 2%.
7. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises molybdenum below 2%.
8. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises zirconium below 2%.
9. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises iron below 1%.
10. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises silicon below 1%.
11. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises oxygen below 0.3%.
12. the titanium-aluminium-tin alloy that is applied to golf club head according to claim 4 is characterized in that wherein this upgrading element comprises nitrogen below 0.05%.
13. a titanium-aluminium-tin alloy that is applied to golf club head is characterized in that its weight percent comprises: titanium 89% to 95%, aluminium 3.5% to 6.5%, tin 1.5% to 3.5%, niobium≤2%, vanadium≤2%, molybdenum≤2%, zirconium≤2%, chromium≤2%, iron≤1%, silicon≤1%, oxygen≤0.3% and nitrogen≤0.05%.
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| CNA2008100079516A CN101514412A (en) | 2008-02-19 | 2008-02-19 | Titanium-aluminum-tin alloy applied to golf club head |
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| CNA2008100079516A CN101514412A (en) | 2008-02-19 | 2008-02-19 | Titanium-aluminum-tin alloy applied to golf club head |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812614A (en) * | 2010-04-13 | 2010-08-25 | 宝钛集团有限公司 | Method for preparing aero-engine casing |
| CN102041409A (en) * | 2010-12-29 | 2011-05-04 | 洛阳双瑞精铸钛业有限公司 | High-elastic titanium alloy cast material for golf ball head |
| CN103509972A (en) * | 2012-06-18 | 2014-01-15 | 株式会社神户制钢所 | Titanium alloy product having high strength and excellent cold rolling property |
| CN105950910A (en) * | 2016-05-09 | 2016-09-21 | 东莞双瑞钛业有限公司 | Fatigue-resistant titanium alloy material for golf ball heads |
| CN106591625A (en) * | 2015-10-19 | 2017-04-26 | 中国科学院金属研究所 | Titanium alloy with matched high strength and toughness and preparation process of titanium alloy |
| CN107641734A (en) * | 2016-07-21 | 2018-01-30 | 大田精密工业股份有限公司 | The titanium alloy of two-phase golf driver head |
| US9957836B2 (en) | 2012-07-19 | 2018-05-01 | Rti International Metals, Inc. | Titanium alloy having good oxidation resistance and high strength at elevated temperatures |
| CN108531774A (en) * | 2018-05-10 | 2018-09-14 | 北京金宇顺达科技股份有限公司 | A kind of high-hardness titanium alloy and preparation method thereof |
| CN112779437A (en) * | 2019-10-23 | 2021-05-11 | 大田精密工业股份有限公司 | Titanium alloy material for golf club head and golf titanium alloy club head |
| CN114921684A (en) * | 2018-05-07 | 2022-08-19 | 冶联科技地产有限责任公司 | High-strength titanium alloy |
| US11920231B2 (en) | 2018-08-28 | 2024-03-05 | Ati Properties Llc | Creep resistant titanium alloys |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101812614A (en) * | 2010-04-13 | 2010-08-25 | 宝钛集团有限公司 | Method for preparing aero-engine casing |
| CN102041409A (en) * | 2010-12-29 | 2011-05-04 | 洛阳双瑞精铸钛业有限公司 | High-elastic titanium alloy cast material for golf ball head |
| CN103509972A (en) * | 2012-06-18 | 2014-01-15 | 株式会社神户制钢所 | Titanium alloy product having high strength and excellent cold rolling property |
| CN103509972B (en) * | 2012-06-18 | 2015-11-04 | 株式会社神户制钢所 | High strength and the titanium alloy material of cold-rolling property excellence |
| US9273379B2 (en) | 2012-06-18 | 2016-03-01 | Kobe Steel, Ltd. | Titanium alloy product having high strength and excellent cold rolling property |
| US9957836B2 (en) | 2012-07-19 | 2018-05-01 | Rti International Metals, Inc. | Titanium alloy having good oxidation resistance and high strength at elevated temperatures |
| CN106591625A (en) * | 2015-10-19 | 2017-04-26 | 中国科学院金属研究所 | Titanium alloy with matched high strength and toughness and preparation process of titanium alloy |
| CN106591625B (en) * | 2015-10-19 | 2018-06-26 | 中国科学院金属研究所 | One kind has the matched titanium alloy of high-intensity and high-tenacity and its preparation process |
| CN105950910A (en) * | 2016-05-09 | 2016-09-21 | 东莞双瑞钛业有限公司 | Fatigue-resistant titanium alloy material for golf ball heads |
| CN107641734A (en) * | 2016-07-21 | 2018-01-30 | 大田精密工业股份有限公司 | The titanium alloy of two-phase golf driver head |
| CN107641734B (en) * | 2016-07-21 | 2019-08-06 | 大田精密工业股份有限公司 | The titanium alloy of two-phase golf driver head |
| CN114921684A (en) * | 2018-05-07 | 2022-08-19 | 冶联科技地产有限责任公司 | High-strength titanium alloy |
| CN114921684B (en) * | 2018-05-07 | 2023-10-31 | 冶联科技地产有限责任公司 | High strength titanium alloy |
| CN108531774A (en) * | 2018-05-10 | 2018-09-14 | 北京金宇顺达科技股份有限公司 | A kind of high-hardness titanium alloy and preparation method thereof |
| US11920231B2 (en) | 2018-08-28 | 2024-03-05 | Ati Properties Llc | Creep resistant titanium alloys |
| CN112779437A (en) * | 2019-10-23 | 2021-05-11 | 大田精密工业股份有限公司 | Titanium alloy material for golf club head and golf titanium alloy club head |
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