JPH0788548B2 - Wear resistant Cu alloy with high strength and toughness - Google Patents
Wear resistant Cu alloy with high strength and toughnessInfo
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- JPH0788548B2 JPH0788548B2 JP4066287A JP4066287A JPH0788548B2 JP H0788548 B2 JPH0788548 B2 JP H0788548B2 JP 4066287 A JP4066287 A JP 4066287A JP 4066287 A JP4066287 A JP 4066287A JP H0788548 B2 JPH0788548 B2 JP H0788548B2
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Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、高強度と高靭性を有し、さらに耐摩耗性に
すぐれ、さらに摩擦係数で評価される相手部材に対する
周期特性にもすぐれ、したがつてこれらの特性が要求さ
れる自動車のトランスミツシヨン構造部材や変速機のシ
ンクロナイザリングなどの製造に用いるのに適したCu合
金に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention has high strength and high toughness, further has excellent wear resistance, and further has excellent periodic characteristics with respect to a mating member evaluated by a friction coefficient, Accordingly, the present invention relates to a Cu alloy suitable for use in the production of automotive transmission structural members and transmission synchronizer rings that require these properties.
従来、一般に、上記の自動車のトランスミツシヨン構造
部材や変速機のシンクロナイザリングなどの製造には、
強度および靭性、耐摩耗性、さらに高い摩擦係数が要求
されることから、これらの特性を具備したアルミニウム
青銅や高力黄銅などのCu合金が用いられている。Conventionally, in general, in the production of the above-mentioned automobile transmission structural member and the synchronizer ring of the transmission,
Since strength, toughness, wear resistance, and high friction coefficient are required, Cu alloys such as aluminum bronze and high-strength brass are used.
しかし、近年、上記各種機器の小型化および軽量化、並
びに高出力化に伴い、これらを構成する部材はより一段
とすぐれた強度、靭性、および耐摩耗性、さらに高い摩
擦係数を具備することが要求されるようになつている
が、上記のアルミニウム青銅や高力黄銅などの従来Cu合
金では、これらの要求を十分満足させることができない
のが現状である。However, in recent years, with the miniaturization and weight reduction of the above-mentioned various devices and the increase in output, it is required that the members constituting these have further excellent strength, toughness, and wear resistance, and a higher friction coefficient. However, the conventional Cu alloys such as the above-mentioned aluminum bronze and high-strength brass cannot satisfy these requirements at present.
そこで、本発明者等は、上述のような観点から、上記各
種機器の小型化および軽量化、さらに高出力化に対応で
きる構造部材用材料を開発すべく研究を行なつた結果、
重量％で（以下％は重量％を示す）、 Zn:17〜40％、Al:2〜11％、 酸素:50〜3000ppm、 を含有し、 Ti,Zr,およびＶのうちの１種または２種以上:0.1〜3.5
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、さらに必要に応じて、 Mn:0.1〜４％と、Pb:0.05〜1.5％、 Sn:0.05〜2.5％、Si:0.005〜0.5％、 のうちの１種または２種以上を含有し、残りがCuと不可
避不純物からなる組成、並びに素地中に金属間化合物と
酸化物が均一分散した組織を有するCu合金は、高強度お
よび高靭性、さらにすぐれた耐摩耗性を有し、かつ摩擦
係数も高く、したがつてこのCu合金をトランスミツシヨ
ン構造部材やシンクロナイザリングなどの製造に用いた
場合に、これら部材で構成される各種機器の小型化およ
び軽量化が可能となり、かつ高性能化をはかることがで
きるようになるという知見を得たのである。Therefore, the present inventors, from the above-mentioned viewpoint, as a result of conducting research to develop a structural member material that can correspond to miniaturization and weight reduction of the above-mentioned various devices and further higher output,
% By weight (hereinafter% means% by weight), containing Zn: 17 to 40%, Al: 2 to 11%, oxygen: 50 to 3000 ppm, one of Ti, Zr, and V or 2 Species or higher: 0.1 to 3.5
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, And, if necessary, one or more of Mn: 0.1 to 4%, Pb: 0.05 to 1.5%, Sn: 0.05 to 2.5%, Si: 0.005 to 0.5%. A Cu alloy that contains, with the balance consisting of Cu and unavoidable impurities, and a structure in which intermetallic compounds and oxides are uniformly dispersed in the base material, has high strength and high toughness and excellent wear resistance. In addition, the coefficient of friction is also high, and therefore, when this Cu alloy is used in the production of transmission structural members, synchronizer rings, etc., it is possible to reduce the size and weight of various devices made of these members, and We have obtained the knowledge that high performance can be achieved.
この発明は、上記知見にもとづいてなされたものであつ
て、以下に成分組成を上記の通りに限定した理由を説明
する。The present invention has been made based on the above findings, and the reason why the component composition is limited as described above will be described below.
（ａ） ZnおよびAl これらの成分には、共存した状態で合金の強度および靭
性を向上させる作用があるが、その含有量がそれぞれZ
n:17％未満およびAl:2％未満では所望の高強度および高
靭性を確保することができず、一方その含有量がZn:40
％およびAl:11％を越えてもより一層の向上効果は現わ
れないことから、その含有量をそれぞれZn:17〜40％お
よびAl:2〜11％と定めた。(A) Zn and Al These components have the function of improving the strength and toughness of the alloy in the coexisting state, but their contents are Z and Z, respectively.
If n: less than 17% and Al: less than 2%, desired high strength and high toughness cannot be secured, while the content is Zn: 40.
% And Al: 11%, no further improvement effect appears, so the contents were defined as Zn: 17-40% and Al: 2-11%, respectively.
（ｂ） 酸素 酸素（O2）には、AlやTi,Zr,V,さらにSiと結合して素地
中に均一に分散する酸化物を形成し、もつて相手部材に
対する同期特性の評価となる摩擦係数を高めるほか、耐
摩耗性を向上させる作用があるが、その含有量が50ppm
未満では前記作用に所望の効果が得られず、一方その含
有量が3000ppmを越えると、酸化物が凝集し、かつ多量
となつて強度および人生が低下するようになることか
ら、その含有量を50〜3000ppmと定めた。(B) Oxygen Oxygen (O 2 ) is combined with Al, Ti, Zr, V, and Si to form an oxide that is evenly dispersed in the matrix, and this serves to evaluate the synchronization characteristics of the mating member. In addition to increasing the friction coefficient, it also has the effect of improving wear resistance, but its content is 50 ppm.
If the content is less than the above, the desired effect cannot be obtained.On the other hand, if the content exceeds 3000 ppm, the amount of the oxide will be aggregated, and the content and the amount of the oxide will be reduced, so that the content thereof should be reduced. It was set at 50 to 3000 ppm.
（ｃ） Ti,Zr,およびＶ これらの成分には、CuおよびAl,さらにFe,Ni,Coと結合
して素地中に均一に分散する金属間化合物を形成するほ
か、上記の通り酸素と結合し、AlやSiと共に酸化物を形
成して、相手部材に対する同期特性を改善すると共に、
耐摩耗性を向上させる作用があるが、その含有量が0.1
％未満では前記作用に所望の効果が得られず、一方その
含有量が3.5％を越えると、合金の靭性が低下するよう
になることから、その含有量を0.1〜3.5％と定めた。(C) Ti, Zr, and V These components combine with Cu and Al, and further with Fe, Ni, and Co to form an intermetallic compound that is uniformly dispersed in the matrix, and also as described above, bond with oxygen. Then, an oxide is formed with Al and Si to improve the synchronization characteristics with the mating member,
It has the effect of improving wear resistance, but its content is 0.1
If the content is less than%, the desired effect cannot be obtained, while if the content exceeds 3.5%, the toughness of the alloy tends to decrease, so the content was defined as 0.1 to 3.5%.
（ｄ） Fe,Ni,およびCo これらの成分には、上記の通り、金属間化合物形成成分
として働き、摩擦係数を高め、かつ耐摩耗性を向上させ
る作用があるが、その含有量が0.02％未満では前記作用
に所望の効果が得られず、一方その含有量が３％を越え
ると、靭性が低下するようになることから、その含有量
を0.02〜３％と定めた。(D) Fe, Ni, and Co These components function as intermetallic compound-forming components to increase the friction coefficient and wear resistance as described above, but their content is 0.02%. If it is less than the above range, the desired effect cannot be obtained. On the other hand, if the content exceeds 3%, the toughness is deteriorated. Therefore, the content is set to 0.02 to 3%.
（ｅ） Mn Mn成分には、合金の強度を一段と向上させ、かつ熱履歴
に対して合金組織を安定化する作用があるので、必要に
応じて含有させるが、その含有量が0.1％未満では前記
作用に所望の向上効果が得られず、一方その含有量が４
％を越えると、溶製時に酸化物スラグの量が増えるよう
になつて、鋳塊の健全性が損なわれるようになることか
ら、その含有量を0.1〜４％と定めた。(E) Mn The Mn component has the effect of further improving the strength of the alloy and stabilizing the alloy structure against thermal history, so it is contained as necessary, but if its content is less than 0.1%. The desired effect of the above action cannot be obtained, while the content is 4
%, The amount of oxide slag increases at the time of smelting, and the soundness of the ingot is impaired. Therefore, the content is set to 0.1 to 4%.
（ｆ） SnおよびSi これらの成分には、いずれも素地を強化し、もつて耐摩
耗性を向上させる作用があるので、必要に応じて含有さ
れるが、その含有量がそれぞれSn:0.05％未満およびSi:
0.005％未満では所望の耐摩耗性向上効果が得られず、
一方その含有量がそれぞれSn:2.5％およびSi:0.5％を越
えると、合金の靭性が低下するようになることから、そ
の含有量を、それぞれSn:0.05〜2.5％,Si:0.005〜0.5％
と定めた。(F) Sn and Si Each of these components has the effect of strengthening the base material and thus improving wear resistance, so it is contained as necessary, but the content of each is Sn: 0.05%. Less than and Si:
If it is less than 0.005%, the desired effect of improving wear resistance cannot be obtained,
On the other hand, if the content exceeds Sn: 2.5% and Si: 0.5%, the toughness of the alloy will be reduced, so the content of Sn: 0.05 to 2.5%, Si: 0.005 to 0.5%, respectively.
I decided.
（ｇ） Pb Pb成分には、高負荷摩擦条件下における耐焼付性を向上
させ、かつ被削性を改善する作用があるので、必要に応
じて含有させるが、その含有量が0.05％未満では前記作
用に所望の効果が得られず、一方、その含有量が1.5％
を越えると、強度および靭性が低下するようになること
から、その含有量を0.05〜1.5％と定めた。(G) Pb The Pb component has the effect of improving seizure resistance under high load friction conditions and improving machinability, so it is included if necessary, but if its content is less than 0.05%. The desired effect is not obtained in the above action, while its content is 1.5%
If it exceeds 1.0, the strength and toughness will decrease, so the content was defined as 0.05 to 1.5%.
つぎに、この発明のCu合金を実施例により具体的に説明
する。Next, the Cu alloy of the present invention will be specifically described by way of Examples.
通常の高周波炉を用い、溶解雰囲気をArガスとCOガスの
混合ガス雰囲気とし、かつO2含有量の調整は前記混合ガ
ス雰囲気のうちのCOガスの供給を止めた状態で、所定量
のO2を溶湯に吹き込むことによつて行ない、それぞれ第
１表に示される成分組成をもつた溶湯を調製し、これら
の溶湯をそれぞれ水冷鋳型に鋳造し、直径:200mm×長
さ:400mmのビレツトとし、このビレツトに600〜750℃の
範囲内の所定温度で熱間押出し加工を施して、所定径の
丸棒試験片とし、ついでこ の丸棒試験片に550〜700℃の範囲内の所定温度に１時間
保持後空冷の熱処理を施すことによつて本発明Cu合金１
〜38および比較Cu合金１〜７をそれぞれ製造した。Using a normal high-frequency furnace, the melting atmosphere was a mixed gas atmosphere of Ar gas and CO gas, and the O 2 content was adjusted with a predetermined amount of O 2 in a state where the supply of CO gas in the mixed gas atmosphere was stopped. 2 is blown into the melt to prepare melts having the composition shown in Table 1, and these melts are cast into water-cooled molds to form billets with a diameter of 200 mm and a length of 400 mm. This billet is hot extruded at a specified temperature within the range of 600 to 750 ° C to make a round bar test piece with a specified diameter. The present invention's Cu alloy 1
~ 38 and comparative Cu alloys 1-7, respectively.
なお、比較Cu合金１〜７は、いずれも構成成分のうちの
いずれかの成分含有量（第１表に※印を付したもの）が
この発明の範囲から外れたものである。In each of the comparative Cu alloys 1 to 7, the content of any one of the constituent components (marked with * in Table 1) is out of the range of the present invention.
つぎに、この結果得られた本発明Cu合金１〜38および比
較Cu合金１〜７について、強度を評価する目的で引張強
さ、靭性を評価する目的でシヤルピー衝撃性と伸びを測
定し、さらに耐摩耗性と、部材に対する同期特性を評価
する目的で、 試料：直径3mmのピン材、 相手材:JIS・SCM420の浸炭焼入鋼（硬さ:HRC61.5）、 オイル：ギヤオイル90番、 油温:60℃、摩擦速度:2m/sec、 圧力:100Kg/cm2、滑り距離:1.5Km、 の条件でピン摩耗試験を行ない、比摩耗量を測定すると
共に、トルクメータから摩擦係数を算出した。これらの
結果を第２表に示した。Next, regarding the present invention Cu alloys 1 to 38 and comparative Cu alloys 1 to 7 obtained as a result, shear strength and elongation were measured for the purpose of evaluating strength, tensile strength and toughness, and further, For the purpose of evaluating the wear resistance and the synchronization characteristics of the members, sample: Pin material with a diameter of 3 mm, counterpart material: JIS / SCM420 carburized and hardened steel (hardness: H R C61.5), oil: gear oil No. 90 , Oil temperature: 60 ℃, Friction speed: 2m / sec, Pressure: 100Kg / cm 2 , Sliding distance: 1.5Km, Pin wear test is performed to measure the specific wear amount and the friction coefficient from the torque meter. It was calculated. The results are shown in Table 2.
第１表および第２表に示される結果から、本発明Cu合金
１〜38は、いずれも高強度および高靭性を有し、さらに
すぐれた耐摩耗性と高い摩擦係数を有するのに対して、
比較Cu合金１〜７に見られるように、構成成分のうちの
いずれかの成分含有量がこの発明の範囲から外れると、
上記の特性のうちの少なくともいずれかの特性が劣つた
ものになることが明らかである。From the results shown in Table 1 and Table 2, while the Cu alloys 1 to 38 of the present invention each have high strength and high toughness, and further have excellent wear resistance and high friction coefficient,
As seen in Comparative Cu alloys 1 to 7, when the content of any one of the constituents is out of the range of the present invention,
It is clear that at least one of the above properties will be inferior.
上述のように、この発明のCu合金は、高強度および高靭
性を有し、さらにすぐれた耐摩耗性と高い摩擦係数を有
するので、特にこれらの特性が要求される自動車のトラ
ンスミツシヨン構造部材や変速機のシンクロナイザリン
グなどの製造に用いた場合に、これら機器の小型化、軽
量化、および高出力化を可能とするなど工業上有用な特
性を有するのである。As described above, since the Cu alloy of the present invention has high strength and high toughness, and further has excellent wear resistance and high friction coefficient, it is a transmission structural member of an automobile for which these characteristics are particularly required. When used in the manufacture of gears, synchronizer rings for transmissions, etc., they have industrially useful properties such as the reduction in size, weight, and high output of these devices.
Claims (8)
％， を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％， を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。1. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, With the balance consisting of Cu and unavoidable impurities (more than wt%), and having a structure in which intermetallic compounds and oxides are uniformly dispersed in the matrix, and has high strength and high toughness. Abrasion resistant Cu alloy.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Mn:0.1〜４％、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。2. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Mn: 0.1 to 4%, and the rest consisting of Cu and unavoidable impurities (more than wt%), and a structure in which intermetallic compounds and oxides are uniformly dispersed in the matrix. A wear-resistant Cu alloy with high strength and toughness characterized by.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Sn:0.05〜2.5％およびSi:0.005〜0.5％のうちの１種ま
たは２種、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。3. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Sn: 0.05 to 2.5% and Si: 0.005 to 0.5%, one or two kinds, and the rest containing Cu and unavoidable impurities (more than wt%), and A wear-resistant Cu alloy having high strength and high toughness, characterized by having a structure in which an intermetallic compound and an oxide are uniformly dispersed.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Pb:0.05〜1.5％、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。4. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Pb: 0.05 to 1.5%, and the balance consisting of Cu and unavoidable impurities (more than wt%), and a structure in which intermetallic compounds and oxides are uniformly dispersed in the matrix. A wear-resistant Cu alloy with high strength and toughness characterized by.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Mn:0.1〜４％と、 Sn:0.05〜2.5％およびSi:0.005〜0.5％のうちの１種ま
たは２種、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。5. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Mn: 0.1 to 4%, Sn: 0.05 to 2.5%, and Si: 0.005 to 0.5%, one or two kinds, and the balance of Cu and inevitable impurities ( % By weight) and a structure in which an intermetallic compound and an oxide are uniformly dispersed in the matrix, and a wear-resistant Cu alloy having high strength and high toughness.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Mn:0.1〜４％と、Pb:0.05〜1.5％、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。6. Containing Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Mn: 0.1 to 4%, Pb: 0.05 to 1.5%, with the balance being Cu and unavoidable impurities (more than wt%), as well as intermetallic compounds and oxides in the matrix. A wear-resistant Cu alloy having high strength and high toughness, characterized by having a uniformly dispersed structure.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Sn:0.05〜2.5％およびSi:0.005〜0.5％のうちの１種ま
たは２種と、 Pb:0.05〜1.5％、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。7. Containing Zn: 17 to 40%, Al: 2 to 11%, oxygen: 50 to 3000 ppm, and one or more of Ti, Zr, and V: 0.1 to 3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Sn: 0.05 to 2.5% and Si: 0.005 to 0.5%, one or two kinds, and Pb: 0.05 to 1.5%, and the balance consisting of Cu and inevitable impurities ( % By weight) and a structure in which an intermetallic compound and an oxide are uniformly dispersed in the matrix, and a wear-resistant Cu alloy having high strength and high toughness.
％、 を含有し、 Fe,Ni,およびCoのうちの１種または２種以上:0.02〜３
％、 を含有し、 Sn:0.05〜2.5％およびSi:0.005〜0.5％のうちの１種ま
たは２種と、 Mn:0.1〜４％と、Pb:0.05〜1.5％、 を含有し、残りがCuと不可避不純物からなる組成（以上
重量％）、並びに素地中に金属間化合物と酸化物が均一
分散した組織を有することを特徴とする高強度および高
靭性を有する耐摩耗性Cu合金。8. Zn: 17-40%, Al: 2-11%, oxygen: 50-3000 ppm, and one or more of Ti, Zr, and V: 0.1-3.5.
%, One or more of Fe, Ni, and Co: 0.02 to 3
%, Sn: 0.05 to 2.5% and Si: 0.005 to 0.5%, one or two kinds, Mn: 0.1 to 4%, and Pb: 0.05 to 1.5%. A wear-resistant Cu alloy having high strength and high toughness, characterized by having a composition of Cu and inevitable impurities (above wt%) and a structure in which an intermetallic compound and an oxide are uniformly dispersed in a matrix.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4066287A JPH0788548B2 (en) | 1987-02-24 | 1987-02-24 | Wear resistant Cu alloy with high strength and toughness |
| KR1019880000715A KR910001011B1 (en) | 1987-02-24 | 1988-01-28 | Synchronizer ring in speed varlator made of wear-resistant copper alloy having high strength and toughness |
| US07/157,634 US4874439A (en) | 1987-02-24 | 1988-02-18 | Synchronizer ring in speed variator made of wear-resistant copper alloy having high strength and toughness |
| DE3805794A DE3805794C2 (en) | 1987-02-24 | 1988-02-24 | Wear-resistant copper alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4066287A JPH0788548B2 (en) | 1987-02-24 | 1987-02-24 | Wear resistant Cu alloy with high strength and toughness |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63206441A JPS63206441A (en) | 1988-08-25 |
| JPH0788548B2 true JPH0788548B2 (en) | 1995-09-27 |
Family
ID=12586740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4066287A Expired - Lifetime JPH0788548B2 (en) | 1987-02-24 | 1987-02-24 | Wear resistant Cu alloy with high strength and toughness |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0788548B2 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2606327B2 (en) * | 1988-10-26 | 1997-04-30 | 三菱マテリアル株式会社 | High-strength, high-toughness Cu-based sintered alloy with excellent wear resistance |
| JP2606335B2 (en) * | 1988-11-11 | 1997-04-30 | 三菱マテリアル株式会社 | High-strength, high-toughness Cu-based sintered alloy with excellent wear resistance |
| KR910003882B1 (en) * | 1988-12-21 | 1991-06-15 | 풍산금속공업주식회사 | Cu-alloy for electric parts and the process for making |
| JPH03291342A (en) * | 1990-04-06 | 1991-12-20 | Chuetsu Gokin Chuko Kk | Wear-resistant copper alloy |
| DE19548124C2 (en) * | 1995-12-21 | 2002-08-29 | Euroflamm Gmbh | Friction body and method for producing such |
| JP4709296B2 (en) | 2009-04-17 | 2011-06-22 | 日立電線株式会社 | Method for manufacturing diluted copper alloy material |
| JP5589754B2 (en) * | 2010-10-20 | 2014-09-17 | 日立金属株式会社 | Dilute copper alloy material and method for producing diluted copper alloy material excellent in hydrogen embrittlement resistance |
| CN106319280B (en) * | 2016-10-31 | 2017-11-14 | 沈阳有色金属研究所有限公司 | Cu Ti Cr Zr high-performance Copper-Nickel-Aluminium Alloys and its manufacture method |
-
1987
- 1987-02-24 JP JP4066287A patent/JPH0788548B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63206441A (en) | 1988-08-25 |
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