CN101633998A - Component alloy of golf iron head - Google Patents
Component alloy of golf iron head Download PDFInfo
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- CN101633998A CN101633998A CN200810129960A CN200810129960A CN101633998A CN 101633998 A CN101633998 A CN 101633998A CN 200810129960 A CN200810129960 A CN 200810129960A CN 200810129960 A CN200810129960 A CN 200810129960A CN 101633998 A CN101633998 A CN 101633998A
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Abstract
The invention relates to a component alloy of a golf iron head, which comprises 21.5 to 24.5 weight percent of chromium, 4.45 to 6.05 weight percent of nickel, 0.17 to 0.23 weight percent of nitrogen, 1.5 to 3.5 weight percent of copper, more than 0 and less than or equal to 0.06 weight percent of carbon and the balance more than 0 weight percent of iron. The component alloy has the advantages that: the component alloy has a better integral strength by due to the fact that the plasticity caused by the nickel is reduced by reducing the nickel content of the component alloy and using the copper to substitute for the reduced nickel, so that the golf iron head made from the component alloy is not easily deformed by a strong bump on a golf when hitting the golf; and the component alloy has a strength higher than that of the prior alloy, thereby facilitating the promotion of whole manufacturing efficiency.
Description
Technical field
The present invention relates to a kind of component alloy, particularly relate to a kind of component alloy of golf iron head.
Background technology
Golf is because of its court environment the Natureization, and amount of exercise is gentle; Simultaneously, it is again the ball game of emphasizing oneself's challenge, its sport career age layer can be from 5～6 years old to 80～90 years old, and be one of majority's favorite exercise, the employed ball of this golf generally includes rod, iron, plays club, sand wedge, push rod or the like, and the club of each pattern respectively has the place of its specific function and use.
In the golf club of aforementioned numerous patterns, iron mainly is in order to ball being hit the ball to object point, its square stance to be characterized as carry short slightly than rod, but ball can be beaten higher, and direction is grasped easily, is the club that often has in the golf.
The existing component alloy that is used to make golf iron head is the chromium of a kind of 21.8wt% of comprising～24.8wt%, the nickel of 7.8wt%～8.8wt%, nitrogen and the carbon of 0.03wt%～0.12wt%, and is not the alloy material of 0 iron in order to balance and content.
But, because the nickel content of this kind iron club is higher, and in the field of alloy material, the main purpose of adding nickel element is to make the easy plastotype of this alloy material (ductility height), therefore, in an alloy material, too high nickel content can cause the deficiency (especially on tensile strength) of bulk strength, and then causes shortcomings such as iron club finished product easy deformation.
Summary of the invention
Purpose of the present invention is to provide a kind of tensile strength height, can keep the component alloy of the golf iron head of its ductility again.
1. for achieving the above object, the component alloy of golf iron head of the present invention, comprise nitrogen, the 1.5wt%～3.5wt% of nickel, the 0.17wt%～0.23wt% of chromium, the 4.45wt%～6.05wt% of 21.5wt%～24.5wt% copper, to be not more than 0.06wt% and content be not 0 carbon, and is not 0 iron in order to balance and content.
2. according to the component alloy of the golf iron head described in above 1, this component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 silicon.
3. according to the component alloy of the golf iron head described in above 1, this component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 manganese.
4. according to the component alloy of the golf iron head described in above 1, this component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 silicon, and to be not more than 1.0 weight percents and content be not 0 manganese.
Effect of the present invention is, utilize the content that reduces nickel in this component alloy and utilize copper to replace the nickel composition that reduces, to reduce the plasticity (ductility) that nickel was caused, make the bulk strength of this component alloy better, and then make by the more difficult strong impaction of the golf iron head of this component alloy manufacturing and be out of shape because of square stance and golf ball, and the present invention does not need just can have the existing higher intensity of alloy through Overheating Treatment, helps the lifting of overall process efficient.
Description of drawings
Fig. 1 is a metallograph, and the metallographic structure figure (multiplying power 400X) of preferred embodiment when the foundry goods state of the component alloy of golf iron head of the present invention is described.
Fig. 2 is a scope of embodiments figure, and the scope of iron nickel chromium stainless steel alloy series basic block diagram and preferred embodiment of the present invention is described.
Embodiment
Be elaborated below by preferred embodiment and accompanying drawing component alloy to golf iron head of the present invention.
The preferred embodiment of the component alloy of golf iron head of the present invention, comprise nitrogen, the 1.5wt%～3.5wt% of nickel, the 0.17wt%～0.23wt% of chromium, the 4.45wt%～6.05wt% of 21.5wt%～24.5wt% copper, to be not more than 0.06wt% and content be not 0 carbon, be not more than 1.0wt% and content is not 0 silicon, be not more than 1.0wt% and content is not 0 manganese, and is not 0 iron in order to balance and content.
Chromium makes an addition in the alloy material, not only can increase the corrosion and the oxidation resistance of alloy material, and can promote alloy material sclerosis energy and hot strength, and especially the wear resistant for high carbon steel more has significant effect.And chromium is essentially BCC ferrite (Ferritic) stable phase, when chromium content is lower than 21.5wt%, with the iron club ferritic phase deficiency that this alloy material is done, makes intensity be lower than the category of the present invention's design; When chromium content during greater than 24.5wt%, to make ferritic phase too much, make unit elongation be lower than re-set target, institute thinks makes alloy material in production process, control austenite (Austenitic) base+6～17% particulate state are scattered ferritic microstructure easily, and represent preferable golf iron head performance, therefore need strict restriction chromium content between 21.5wt%～24.5wt%.In the present embodiment, the content of chromium is 22.26wt%.
Nickel makes an addition in the alloy material, not only can increase the corrosion and the oxidation resistance of alloy material, and the FCC austenite phase of stable alloy material.When nickel content is lower than 4.45wt%, the iron club austenite that this alloy material is done is compared instability, relative ferrite is met too much, and makes unit elongation be lower than re-set target; When nickel content during greater than 6.05wt%, though make austenite stable, the relative ferrite deficiency of meeting, and make its intensity be lower than scope of design of the present invention, institute thinks makes alloy material in production process, control austenite base+6～17% particulate state are scattered ferritic microstructure easily, and represent preferable golf iron head performance, therefore need strict restriction nickel content between 4.45wt%～6.05wt%.In the present embodiment, the content of nickel is 5.46wt%.
Carbon and nitrogen element are essentially the obligato element of general ferrous materials, except that being carbide or the nitride, also be the required element of austenite stable phase, along with the carbon nitrogen content increases, ferrite reduces and austenite is more stable, when having only the carbon nitrogen content too high, with the solidity to corrosion of unfavorable alloy material, therefore, the present invention is if can control or add carbon+nitrogen of 0.22wt%～0.28wt%, in expection character category, will help solidity to corrosion stable mutually with austenite.In the present embodiment, the content of carbon is 0.04wt%, and the content of nitrogen is 0.19wt%.
Silicon prevents that in alloy material pore from forming, and promotes characteristics such as contraction and increase Molten Steel Flow, when having only silicone content greater than 1.0wt%, is unfavorable for unit elongation.Therefore, in alloy material of the present invention, add the silicon that is not more than 1.0wt%, will help the processing procedure of foundry goods raw material.In the present embodiment, the content of silicon is 0.56wt%.
Manganese normally coexists with iron, because manganese easily combines with sulphur, can eliminate sulphur the alloy material is caused hot short harmful effect, and manganese can be removed the oxide compound in the alloy material; In addition, manganese can make the austenite of FCC structure stable, therefore, adds the manganese that is not more than 1.0wt% in alloy material of the present invention, in expection character category, will help to eliminate the improvement of red brittleness and castibility.In the present embodiment, the content of manganese is 0.37wt%.
In addition, in the present embodiment, the content of nickel element will lack compared to existing, its purpose is to reduce the reinforcement of nickel element to the extensibility of whole alloy, do not obtain the higher alloy finished product of an intensity in rational finished product extensibility scope, (to add adjustable angle under the thermal conditions+5 degree～-5 degree), and the content that replaces the copper of the nickel element that reduces is to be controlled between 1.5wt%～3.5wt%, when copper content less than 1.5wt%, then can cause alloy finished product integral intensity deficiency, and when copper content during greater than 3.5wt%, then can influence the resistant to tarnishing degree of alloy finished product because the resistant to tarnishing characteristic of copper self is relatively poor, therefore need the content of copper is controlled between 1.5wt%～3.5wt%, in the present embodiment, the content of copper is 2.38wt%.
When carrying out the making of golf iron head with component alloy of the present invention, be to utilize the casting smelting technology earlier, drench the sand operation after being stained with refractory mortar with wax-pattern again, repeat to be stained with slurry and drench the sand operation repeatedly, after air-dry, just can finish the making sand mo(u)ld,, water (filling) and annotate in sand mo(u)ld again with component alloy fused solution of the present invention, treat to take out after the alloy molten liquid cooling but and carry out surface treatment, just finish the making of golf iron head.
Consult Fig. 1, be the component alloy of present embodiment golf iron head metallographic structure figure at the foundry goods state.
Comparison sheet by table 1, with comparing as can be known of component alloy of the present invention and existing alloy material, golf iron head by the component alloy made of preferred embodiment of the present invention, in the performance of tensile strength and yield strength all than existing alloy excellence, especially the tensile strength height has alloy more than at least 10%, therefore being difficult for causing distortion because of the bump energetically of square stance and golf ball, is to be better than the existing made iron club of alloy on bulk strength.In addition, component alloy of the present invention does not need just can have than the higher intensity of the heat treated two-phase alloys steel of existing needs through Overheating Treatment, and then help the simplification of processing procedure and shorten the time of making required cost, and then promote overall process efficient, to sizable advantage is arranged on production capacity and the economic benefit.
Consult Fig. 2, be with regard to stainless steel associated alloys composition and range of structures, and composition range of the present invention has further demonstration, as for austenite shown among Fig. 2, ferritic series, ferritic-austenitic system, martensite (Martensitic) be, and Stainless Steel Alloy such as martensite-austenite should be well known to those of ordinary skill in the art, just do not given unnecessary details at this.
Conclude above-mentioned, the component alloy of golf iron head of the present invention, be the chromium that sees through 21.5wt%～24.5wt%, the nickel of 4.45wt%～6.05wt%, the nitrogen of 0.17wt%～0.23wt%, the copper of 1.5wt%～3.5wt%, be not more than 0.06wt% and content and be not 0 carbon, be not more than 1.0wt% and content and be not 0 silicon, be not more than 1.0wt% and content and be not 0 manganese, and the composition of 0 iron in order to balance and content, by the nickel element that utilizes the copper instead of part, to reduce the plastotype (ductility) that nickel was caused, make the bulk strength of this component alloy better, and then make by the more difficult strong impaction because of square stance and golf ball of the golf iron head of this component alloy manufacturing and be out of shape, so can reach purpose of the present invention really.
Claims (4)
1. the component alloy of a golf iron head is characterized in that,
This component alloy comprise nitrogen, 1.5 weight percents～3.5 weight percents of nickel, 0.17 weight percent～0.23 weight percent of chromium, 4.45 weight percents～6.05 weight percents of 21.5 weight percents～24.5 weight percents copper, to be not more than 0.06 weight percent and content be not 0 carbon, and is not 0 iron in order to balance and content.
2. the component alloy of golf iron head according to claim 1 is characterized in that,
This component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 silicon.
3. the component alloy of golf iron head according to claim 1 is characterized in that,
This component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 manganese.
4. the component alloy of golf iron head according to claim 1 is characterized in that,
This component alloy comprises also that to be not more than 1.0 weight percents and content be not 0 silicon, and to be not more than 1.0 weight percents and content be not 0 manganese.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810129960A CN101633998A (en) | 2008-07-24 | 2008-07-24 | Component alloy of golf iron head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810129960A CN101633998A (en) | 2008-07-24 | 2008-07-24 | Component alloy of golf iron head |
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| CN101633998A true CN101633998A (en) | 2010-01-27 |
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| CN200810129960A Pending CN101633998A (en) | 2008-07-24 | 2008-07-24 | Component alloy of golf iron head |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586693A (en) * | 2011-01-13 | 2012-07-18 | 复盛应用科技股份有限公司 | Golf club head alloy and manufacturing method thereof |
| CN102888570A (en) * | 2012-10-08 | 2013-01-23 | 颜重乐 | Stainless steel alloy for golf ball head |
| CN103184389A (en) * | 2011-12-30 | 2013-07-03 | 复盛应用科技股份有限公司 | golf club alloy |
| CN107596654A (en) * | 2016-07-12 | 2018-01-19 | 大田精密工业股份有限公司 | Cast moulding golf iron head alloy |
| CN110382059A (en) * | 2017-03-02 | 2019-10-25 | 日铁日新制钢株式会社 | Shaft for golf club and its manufacturing method |
-
2008
- 2008-07-24 CN CN200810129960A patent/CN101633998A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102586693A (en) * | 2011-01-13 | 2012-07-18 | 复盛应用科技股份有限公司 | Golf club head alloy and manufacturing method thereof |
| CN103184389A (en) * | 2011-12-30 | 2013-07-03 | 复盛应用科技股份有限公司 | golf club alloy |
| CN103184389B (en) * | 2011-12-30 | 2016-04-06 | 复盛应用科技股份有限公司 | Golf club alloy |
| CN102888570A (en) * | 2012-10-08 | 2013-01-23 | 颜重乐 | Stainless steel alloy for golf ball head |
| CN107596654A (en) * | 2016-07-12 | 2018-01-19 | 大田精密工业股份有限公司 | Cast moulding golf iron head alloy |
| CN107596654B (en) * | 2016-07-12 | 2020-04-14 | 大田精密工业股份有限公司 | Casting type golf iron club head alloy |
| CN110382059A (en) * | 2017-03-02 | 2019-10-25 | 日铁日新制钢株式会社 | Shaft for golf club and its manufacturing method |
| CN110382059B (en) * | 2017-03-02 | 2021-01-08 | 日铁日新制钢株式会社 | Golf club shaft and method of manufacturing the same |
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Application publication date: 20100127 |