CN103184389B - Golf club alloy - Google Patents

Golf club alloy Download PDF

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Publication number
CN103184389B
CN103184389B CN201210005432.2A CN201210005432A CN103184389B CN 103184389 B CN103184389 B CN 103184389B CN 201210005432 A CN201210005432 A CN 201210005432A CN 103184389 B CN103184389 B CN 103184389B
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alloy
golf club
present
weight percentage
club alloy
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CN103184389A (en
Inventor
陈建同
蔡文庆
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Fusheng Precision Co Ltd
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Fusheng Precision Co Ltd
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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00Golf clubs
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00Details or accessories of golf clubs, bats, rackets or the like
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B53/00Golf clubs
    • A63B53/04Heads
    • A63B53/047Heads iron-type
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B60/00Details or accessories of golf clubs, bats, rackets or the like
    • A63B60/54Details or accessories of golf clubs, bats, rackets or the like with means for damping vibrations
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2209/00Characteristics of used materials

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Golf Clubs (AREA)

Abstract

A golf club alloy comprising: 0.25-1.0% of silicon, 0.25-1.5% of manganese, 2.0-3.5% of copper, 6.0-8.0% of nickel, 15.5-18.0% of chromium and the balance of iron and inevitable impurities, wherein the alloy simultaneously has structures of austenite, ferrite and martensite. The invention improves the shock absorption of the alloy of the golf club by improving the proportion of nickel in the alloy, so that the golf club head has soft iron hitting feeling, is suitable for special hitting places (such as sand pits) and is beneficial to improving the hitting effect.

Description

Golf club alloy
Technical field
The present invention about a kind of golf club alloy, particularly a kind of golf club alloy making golf club head have preferably shock-absorbing effect.
Background technology
Generally speaking, in order to meet the demand of different users, the integrated cover neck of usual golf club head needs to have the characteristic being easy to adjust inclination angle, to meet the demand of user.Therefore, existing golf club head is normally made with the soft iron class material of soft, such as, make with the material such as soft steel or low alloy steel, makes the cover neck of golf club head have the aforementioned characteristic being easy to adjust inclination angle.But those soft iron class materials but have and are easy to oxidation and not rust stable shortcoming.
For improveing above-mentioned shortcoming, TaiWan, China bulletin the 438610th and No. 460306 all have to disclose makes this golf club head with the stainless steel of SUS17-4PH specification, makes made golf club head can have soft and preferably rust resistance simultaneously.
The mechanical properties of this SUS17-4PH and thermal treatment value are respectively as shown in table one and table two.Wherein, the foundryman's fever process of the note A in table two refers to: the nitrogen cooling in 60 minutes of solution treatment 1040 DEG C of sammings, and ageing treatment 580 DEG C holds temperature 90 minutes; The foundryman's fever process of note B refers to: the nitrogen cooling in 60 minutes of solution treatment 1040 DEG C of sammings, and ageing treatment 538 DEG C holds temperature 240 minutes; The foundryman's fever process of note C refers to: the nitrogen cooling in 60 minutes of solution treatment 1040 DEG C of sammings, and ageing treatment 482 DEG C holds temperature 240 minutes; The general thermal treatment of sheet material of note D refers to: the nitrogen cooling in 60 minutes of solution treatment 1040 DEG C of sammings, ageing treatment 482 DEG C holds temperature 240 minutes.
The mechanical properties (bar theoretical value) of table one, SUS17-4PH
The thermal treatment value of table two, SUS17-4PH
Can be learnt by table one and table two, due in this SUS17-4PH stainless steel, nickel composition proportion only about 4.0wt%, therefore ductility is poor, and still has higher yield strength value.If using this SUS17-4PH stainless steel as the material of golf club head, then this golf club head may cause angle modulation shortcoming not easily because ductility is poor or yield strength is higher.
For these reasons, inventor is in " golf club alloy and the manufacture method thereof " of No. 100101186th, TaiWan, China application, disclose a kind of golf club alloy, the copper of by weight percentage 2.5 ~ 4.0%, the nickel of 5.0 ~ 6.0%, the chromium of 15 ~ 18%, rest part by iron and inevitably impurity formed, wherein, copper/nickel ratio is 0.4 ~ 0.8, and this alloy has the tissue of austenite (austenite), ferrite (ferrite) and martensite (martensite) simultaneously; Below by this golf club alloy referred to as " ST-22 ".
This ST-22 is by adjustment copper/nickel ratio, to reduce the hardness of golf club alloy, tensile strength and yield strength, make the golf club head be made up of this ST-22, not only possess the characteristic of high rust resistance, more there is because of the characteristic of high ductibility the advantage being easy to angle modulation.
But, with regard to special strike place (such as: sand pit), if golf club head can have better shock absorption, lifting strike effect will be helped, therefore be necessary the composition improveing golf club alloy further, to change its mechanical properties.
Summary of the invention
Main purpose of the present invention is to provide a kind of golf club alloy, by improving the nickeliferous ratio in alloy, to promote the shock-absorbing effect of golf club alloy.
For reaching aforementioned object, the technology contents that the present invention uses includes:
A kind of golf club alloy, comprise: silicon, the manganese of 0.25 ~ 1.5%, copper, the nickel of 6.0 ~ 8.0%, the chromium of 15.5 ~ 18.0% of 2.0 ~ 3.5% of 0.25 ~ 1.0% by weight percentage, rest part by iron and inevitably impurity formed, wherein, this alloy has austenite, ferrite and martensitic tissue simultaneously.
Golf club alloy of the present invention, wherein, includes the nickel of by weight percentage 6.5 ~ 8.0% in this golf club alloy.
Golf club alloy of the present invention, wherein, includes the silicon of by weight percentage 0.5 ~ 1.0% in this golf club alloy.
Golf club alloy of the present invention, wherein, includes the manganese of by weight percentage 0.5 ~ 1.5% in this golf club alloy.
Golf club alloy of the present invention, wherein, includes the copper of by weight percentage 2.5 ~ 3.5% in this golf club alloy.
Golf club alloy of the present invention, wherein, includes the chromium of by weight percentage 16.0 ~ 17.5% in this golf club alloy.
Golf club alloy of the present invention, wherein, separately include in this golf club alloy by weight percentage lower than 0.08% carbon.
Accompanying drawing explanation
Fig. 1: the golf club head schematic diagram of present pre-ferred embodiments.
Fig. 2: the metallographic structure figure (50 times) of golf club alloy of the present invention.
Fig. 3: the metallographic structure figure (200 times) of golf club alloy of the present invention.
[main element nomenclature]
1 golf club head 11 rod head noumenon 12 overlaps neck 13 hitting panel
Embodiment
For above-mentioned and other object of the present invention, feature and advantage can be become apparent, preferred embodiment of the present invention cited below particularly, and coordinate accompanying drawing, be described in detail below:
Golf club alloy of the present invention is can in order to manufacture each placement members of golf club, and preferred embodiment of the present invention uses this alloy to manufacture golf club head for example to be described, but not as limit.
Refer to Fig. 1, the golf club head 1 of the present embodiment comprises a rod head noumenon 11, a set of neck 12 and a hitting panel 13, this cover neck 12 is located at the side of this rod head noumenon 11, and in order to connect a body of rod (figure does not illustrate), and this rod head noumenon 11 and cover neck 12 can one-body moldedly manufacture; This hitting panel 13 is located at the use of a surface for batting of this rod head noumenon 11.
Golf club alloy of the present invention can in order to manufacture this rod head noumenon 11 and cover neck 12.Golf club alloy of the present invention, maintains step by a melting step, a ratio and a bar head is cast step and manufactured.
Melting step of the present invention sequentially adds in high-temperature smelting pot by batchings such as mother alloy, ferrochrome, ferrosilicon, ferromanganese, copper and nickel, makes those batching melting mixing.In more detail, after aforementioned those are subject to high-temperature smelting pot (such as high frequency stove) melting with the batching that silicon, manganese, copper, chromium, nickel and iron are main component, just the alloy material of the elements such as carbon, silicon, manganese, copper, nickel, chromium and the iron with specific composition ratio and specific composition phase is mixed to form, for follow-up as this rod head noumenon 11 and the base material (matrix) overlapping neck 12.Wherein, also comprise beyond the mother alloy deironing that the present embodiment uses the carbon of by weight percentage 0.04%, 0.80% silicon, 1.00% manganese, 2.75% copper, 6.88% nickel, the chromium of 17.2%, the phosphorus of 0.03% and 0.01% sulphur.Certainly, also can be transformed into assistant ingredients source according to demand, and melting forms the iron alloy material with same composition ratio.
In addition, the present invention carries out alloy melting processing procedure the better batching such as mother alloy, ferrosilicon, ferromanganese, ferrochrome, copper, nickel being added in high-temperature smelting pot according to particular melt pagination, make in this molten alloy, separately to comprise other compositions such as silicon and manganese, and then make melting alloy out can have suitable characteristic.Again and, adding those batchings according to particular melt pagination, can avoiding, when preparing burden melting, deposited phenomenon occurs, and prevent the follow-up rod head noumenon 11 made and the low problem of cover neck 12 finished product yield.Again and, the present embodiment is preferably the aforementioned batching using and present fine-particle state, and slowly add in this high-temperature smelting pot in a small amount of mode repeatedly as far as possible, to avoid because adding this batching in a large number, cause this batching cannot melting and cohere into lumps completely, and then cause and make high-temperature smelting pot inside produce hole or bubble and produce danger.
It is that the weight percent of those batchings aforementioned is maintained that ratio of the present invention maintains step: the silicon of 0.25 ~ 1.0%, the manganese of 0.25 ~ 1.5%, 2.0 ~ 3.5% copper, the nickel of 6.0 ~ 8.0%, the chromium of 15.5 ~ 18.0%, rest part is iron and inevitable impurity, can jointly be formed simultaneously with austenite, ferrite and martensitic tissue to make those batchings.In more detail, when aforementioned batching sequentially adds high-temperature smelting pot with after forming molten alloy, then the weight proportion of composing of then sampling and measuring molten alloy, to guarantee that the weight percent of this batching maintains: the silicon of 0.25 ~ 1.0%, the manganese of 0.25 ~ 1.5%, 2.0 ~ 3.5% copper, the nickel of 6.0 ~ 8.0%, the chromium of 15.5 ~ 18.0%, rest part is iron (65 ~ 75%) and inevitable impurity.In this molten alloy, the ratio of nickel is more preferred from 6.5 ~ 7.5% (by weight percentage), the proportion of composing of silicon is more preferred from 0.5 ~ 1.0% (by weight percentage), the ratio of manganese is more preferred from 0.5 ~ 1.5% (by weight percentage), the ratio of copper is more preferred from 2.5 ~ 3.5% (by weight percentage), and the ratio of chromium is more preferred from 16.5 ~ 17.5% (by weight percentage).By making this molten alloy be maintained at this specific proportion of composing, can be formed after making this molten alloy cooling curing and having austenite, ferrite and martensitic alloy material concurrently.Wherein, the present invention is by improving the nickeliferous ratio in alloy, the ratio of marquensite in alloy is declined, and the ratio of ferrite and austenite is promoted, thus the shock-absorbing effect of Integral alloy can be promoted, also can separately comprise in this alloy by weight percentage lower than 0.08% the impurity such as carbon.
As previously mentioned, the present invention is the various element such as iron by predetermined composition ratio, form and have austenite concurrently, ferrite and martensitic alloy material, the alloy material mass-energy made is made to have ferrite concurrently, austenite and martensitic advantage (such as ferritic resistance to pitting and soft, austenitic resistance to evenly tarnish resistance and shock-resistance, and martensitic high-wearing feature), and reduce shortcoming (the such as ferritic low toughness and easily generation σ phase embrittlement issue of these three kinds of iron phases simultaneously, austenitic easy generation pitting problem, and the not good problem of martensitic solidity to corrosion).In addition, compared to this existing ST-22 alloy, the marquensite ratio of alloy of the present invention is less, and the ratio of ferrite and austenite is promoted relatively, causes that the material hardness of this alloy declines, ductility promotes, and then cause shock-absorbing effect to promote.So, golf club alloy of the present invention not only can have the good mechanical properties such as suitable soft, high ductility, more can have soft iron because shock-absorbing effect promotes and play sense.
Bar head casting step of the present invention carries out precision casting with this alloy, to form rod head noumenon 11 and the cover neck 12 of predetermined shape.In more detail, after this molten alloy to be confirmed meets aforementioned predetermined proportioning, carry out degasification and slagging-off before coming out of the stove after, can its direct cast be entered in the mould in order to precision casting, for the rod head noumenon 11 and cover neck 12 (and/or its hitting panel 13) that manufacture predetermined shape, the golf club head so completing casting need via thermal treatment, shake shell can be carried out, remove cast gate, trimming, grinding, angle modulation, the steps such as polishing are to make bar head (wedge) finished product of iron or rod, and the material of obtained bar head will have austenite concurrently, ferrite and martensitic mixing composition phase, and then there is suitable soft, high rust resistance, the characteristic such as high ductibility and Highly-absorbing.
In sum, by aforesaid processing procedure, just golf club alloy of the present invention can be obtained, this alloy mainly comprises the silicon of by weight percentage 0.25 ~ 1.0%, the manganese of 0.25 ~ 1.5%, the copper of 2.0 ~ 3.5%, the nickel of 6.0 ~ 8.0%, the chromium of 15.5 ~ 18.0%, rest part by iron and inevitably impurity formed, and this alloy has austenite simultaneously, ferrite and martensitic tissue, to make this golf club alloy, there is soft, high ductility, high anti-corrosion and good shock absorption, be conducive to the angle modulation of golf club head, and be more suitable for being used as the special golf club head in special strike place (such as: sand pit).
Please refer to shown in table three and table four, table three is the proportion of composing synopsis of the present invention and ST-22.Table four is the mechanical properties synopsis of the present invention and ST-22.Can obviously be learnt by result, the present invention is by improving the nickeliferous ratio in alloy, can make that the hardness of alloy of the present invention declines, elongation promotes (i.e. ductility lifting), therefore the shock-absorbing effect of alloy of the present invention can be better than this ST-22, operationally can have soft iron and play sense, extremely be suitable for special strike place (such as: sand pit), and lifting strike effect can be helped.
The proportion of composing synopsis of table three, the present invention and existing golf club alloy
The mechanical properties synopsis of table four, the present invention and existing golf club alloy
Material Name Tensile strength (ksi) Yield strength (ksi) Elongation (%) Hardness (HRB)
ST-22 149 77 14-20 102-108
Alloy of the present invention 128 44 20-30 85-95
Referring again to Fig. 2,3, its by golf club alloy of the present invention in casting after, the metallographic structure figure of the alloy material after corroding with the corrosive fluid of 10gK3Fe (CN) 6+10gKOH+100mlH2O.Fig. 2,3 is respectively the micro-organization charts that alloy of the present invention 50 times and 200 times amplify, and can learn that it is the Fe-Cr-Ni alloy comprising ferrite, Austenite iron and marquensite three-phase coexistence by figure, that is has the features such as the intensity of three-phase and ductility simultaneously.
In sum, golf club alloy of the present invention, it is the nickeliferous ratio by improving in alloy, to promote the shock absorption of golf club alloy, make this golf club head can have soft iron and play sense, to be applicable to special strike place (such as: sand pit), and lifting strike effect can be helped.

Claims (7)

1. a golf club alloy, it is characterized in that, it comprises: silicon, the manganese of 0.25 ~ 1.5%, copper, the nickel of 6.0 ~ 8.0%, the chromium of 15.5 ~ 18.0% of 2.0 ~ 3.5% of 0.25 ~ 1.0% by weight percentage, rest part by iron and inevitably impurity formed, wherein, this alloy has austenite, ferrite and martensitic tissue simultaneously.
2. golf club alloy as claimed in claim 1, is characterized in that, include the nickel of by weight percentage 6.5 ~ 8.0% in this golf club alloy.
3. golf club alloy as claimed in claim 1, is characterized in that, include the silicon of by weight percentage 0.5 ~ 1.0% in this golf club alloy.
4. golf club alloy as claimed in claim 1, is characterized in that, include the manganese of by weight percentage 0.5 ~ 1.5% in this golf club alloy.
5. golf club alloy as claimed in claim 1, is characterized in that, include the copper of by weight percentage 2.5 ~ 3.5% in this golf club alloy.
6. golf club alloy as claimed in claim 1, is characterized in that, include the chromium of by weight percentage 16.0 ~ 17.5% in this golf club alloy.
7. golf club alloy as claimed in claim 1, is characterized in that, separately include in this golf club alloy by weight percentage lower than 0.08% carbon.
CN201210005432.2A 2011-12-30 2012-01-10 Golf club alloy Active CN103184389B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW100149795A TWI440492B (en) 2011-12-30 2011-12-30 Alloy for a golf club
TW100149795 2011-12-30

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CN103184389B true CN103184389B (en) 2016-04-06

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106854736B (en) * 2015-12-08 2018-09-11 大田精密工业股份有限公司 Iron-based low-density golf club head stainless steel alloy and its manufacturing method
CN111850424A (en) * 2019-04-30 2020-10-30 大田精密工业股份有限公司 Golf club head alloy material and golf club head

Citations (4)

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CN1113661A (en) * 1993-08-25 1995-12-20 浦项综合制铁株式会社 Austenitic stainless steel having superior press-formability, hot workability and high temperature oxidation resistance, and manufacturing process therefor
CN101092676A (en) * 2006-06-20 2007-12-26 复盛股份有限公司 Alloy in use for rabricating head of golf pole
CN101476089A (en) * 2008-01-03 2009-07-08 复盛股份有限公司 Golf club alloy and its manufacture method
CN101633998A (en) * 2008-07-24 2010-01-27 大田精密工业股份有限公司 Component alloy of golf iron head

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US5089067A (en) * 1991-01-24 1992-02-18 Armco Inc. Martensitic stainless steel
JPH09168820A (en) * 1995-12-18 1997-06-30 Nisshin Steel Co Ltd Manufacture of special shaped tube
JP5109222B2 (en) * 2003-08-19 2012-12-26 Jfeスチール株式会社 High strength stainless steel seamless steel pipe for oil well with excellent corrosion resistance and method for producing the same
US20080009368A1 (en) * 2006-07-06 2008-01-10 Fu Sheng Industrial Co., Ltd. Metal alloy for manufacturing golf club head members
US8287403B2 (en) * 2009-10-13 2012-10-16 O-Ta Precision Industry Co., Ltd. Iron-based alloy for a golf club head

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1113661A (en) * 1993-08-25 1995-12-20 浦项综合制铁株式会社 Austenitic stainless steel having superior press-formability, hot workability and high temperature oxidation resistance, and manufacturing process therefor
CN101092676A (en) * 2006-06-20 2007-12-26 复盛股份有限公司 Alloy in use for rabricating head of golf pole
CN101476089A (en) * 2008-01-03 2009-07-08 复盛股份有限公司 Golf club alloy and its manufacture method
CN101633998A (en) * 2008-07-24 2010-01-27 大田精密工业股份有限公司 Component alloy of golf iron head

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JP5489311B2 (en) 2014-05-14
CN103184389A (en) 2013-07-03
JP2013139636A (en) 2013-07-18
TWI440492B (en) 2014-06-11
US20130167978A1 (en) 2013-07-04

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