JPS59116346A - Copper alloy for damper of rotor of superconductive generator - Google Patents
Copper alloy for damper of rotor of superconductive generatorInfo
- Publication number
- JPS59116346A JPS59116346A JP23033682A JP23033682A JPS59116346A JP S59116346 A JPS59116346 A JP S59116346A JP 23033682 A JP23033682 A JP 23033682A JP 23033682 A JP23033682 A JP 23033682A JP S59116346 A JPS59116346 A JP S59116346A
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- Prior art keywords
- rotor
- alloy
- damper
- copper alloy
- superconducting
- Prior art date
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Abstract
Description
【発明の詳細な説明】
本発明は超電導発電機ロータータンパー用銅合金に関す
る。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a copper alloy for a superconducting generator rotor tamper.
超電導発電機は、水力発電、火力発電及び原子力発電な
どの発電所において使用されている電磁石コイルに超電
導材料を利用したものである。A superconducting generator uses a superconducting material in an electromagnetic coil used in power plants such as hydroelectric power generation, thermal power generation, and nuclear power generation.
−殻に発電機は、固定されたフィル（ステーター）と、
その内部で回転するコイル（ローター）とからなり、タ
ービンと直結したローターが水圧、蒸気圧などで高速間
（することによって発電するのである。- The generator in the shell has a fixed fill (stator),
It consists of a coil (rotor) that rotates inside the turbine, and the rotor, which is directly connected to the turbine, generates electricity at high speeds using water pressure, steam pressure, etc.
そして、従来は、このコイルに銅線を使っていたか、ロ
ータ一部を超電導コイルに代替することにより、
（］） 発を効率が０．５〜１％改善されるので省エネ
ルギーになる。Conventionally, copper wire was used for this coil, or by replacing part of the rotor with a superconducting coil, the efficiency of power generation can be improved by 0.5 to 1%, resulting in energy savings.
（２）発電機を小型、軽量化できるので輸送、据イ１が
容易になる。(2) The generator can be made smaller and lighter, making it easier to transport and install.
笠の効果を生し、経済性が高まる。特に、百方キロワッ
ト縁の発電機を超電導化することによって、１年問に石
油が約５万バーレル（１バーレルは＋５９１）もの燃料
を節約することができる。It produces a shade effect and increases economic efficiency. In particular, by converting power generators with 100 kilowatts to superconductivity, it is possible to save approximately 50,000 barrels of oil (1 barrel = +591) per year.
このような、巨万キロワンド級の超電導発電磯のロータ
ーの常温及び１氏温のダン２く一材料として、各々、外
径ＶノＩＶ）００ＩＩＩＩＩ＋、肉１’ｌ １５ ＝
５０ｍ＋ｎ、 ｌさ５０（１０＝ ＧＯＯ（ｌｉｎｅｎ
の大径管か同芯、同軸管として（リリＩＪされる。As the two materials of the rotor of such a superconducting power generation rock of the gigantic kilowatt class at normal temperature and 1 degree Celsius, the outer diameter V no IV) 00 III + and the flesh 1'l 15 =
50m+n, lsa50(10=GOO(linen)
As a large diameter tube or concentric or coaxial tube (lily IJ).
これらのタンパ−Ｈ料は、非磁性のサボーＩ祠で固）ビ
支持されるか、回転数が：ＩＧＯＯＩＩｌｌらあること
から、遠心力、起動、停止による遠心力の変動、回転中
の回１１ｉ曲は、電磁力・トルク、ローターの温度」−
ガによる熱膨張熱応力、振動、常温から極低温間の熱収
縮熱応力等の種々の要因か（−１加される、−とを梯介
的に考慮すると、タンパ−祠料としては、少なくとも常
温における導電率が７Ｓ％ＩＡ （ｌ Ｓ以１−１４２
〜：３００Ｋにおける耐力か４０に８ｒ／Ｉｎ ＋１１
”以１．で、か−）、比透磁率が１．（１２以下の特
性を」ｌ！備えたちのを選定しなければならな０゜また
、タンパーは上記したように大径管であるか呟通常の設
置１ｉｉｉて製作Ｃることは困ｔ１［であるので、リン
クロール加−１−等による大径の短尺管を溶接により艮
尺化したり、可能ならは抽伸加−ににより製作すること
らできる。These tamper-H materials are rigidly supported by a non-magnetic sabot I, or because the rotation speed is: The song is about electromagnetic force, torque, and rotor temperature.
Considering various factors such as thermal expansion thermal stress caused by moths, vibration, thermal contraction thermal stress between room temperature and cryogenic temperature (-1 added, The electrical conductivity at room temperature is 7S%IA (l S 1-142
~: Proof strength at 300K or 40 to 8r/In +11
In addition, as mentioned above, the tamper must be a large diameter pipe. However, it is difficult to manufacture the pipe using normal installation methods, so it is necessary to weld a short pipe with a large diameter using link rolls, etc., or, if possible, produce it by drawing. I can do it.
本発明は上記に説明したような超電導発電（幾のロータ
ーグンパー用祠料としての必要な特性を充分発揮するこ
とかできろ超電導発電機ローターダンパー用銅合金を提
供することにある。The object of the present invention is to provide a copper alloy for a rotor damper of a superconducting power generator, which can sufficiently exhibit the necessary properties as an abrasive for a rotor damper of a superconducting power generator as described above.
本発明に係る超電導発電機ロータータ゛ンパー用１１・
１合金は、（］）Ｃｒ０．２〜１．０…Ｉ％、７．ｒ
（１，０（１５−Ｏ，３＋ｕｔ％を含み、残部Ｃ１及び
不純物からなることを特徴とする超電導発電機ローター
ダンパー用１１・１合金を第１の発明とし、（２）
Ｃｒ Ｏ，２−］、Ｏ＋ｕ１％、Ｚ ｒ Ｏ，（１０５
＝ ０．３＋ｕ１．％を含み、更に′Ｖ１、′１゛ａの
１ｔｌ又ハ２ 種ヲ合ｉｔｌテ０．０１−０．０５１１
１Ｌ％ヲ含ミ、’ｄ 部（コ（１及び不純物からなるこ
とを特徴とする超電導発電（幾ローターグンパー用銅合
金を第２の発明とし、（３） Ｃｒ Ｏ，２−１，（
ｌｕ＋１％、Ｚ ｒ （１，（１（１５−０，３ｕ＋１
％を含み、更に、ｌ＼ｌ、 Ｓ ｉ、 Ｎ ｉ、 Ｚｎ
、Ａ８．１１１、Ｓｎの１種又は２種以−１−を合金で
０．０１・−〇、ｂｕ１％を含み、残部Ｃｕ及Ｕ不純物
からなることを特徴とする超電導発電（幾ロータータ゛
ンパー用銅合金を第３の発明とする３つの発明よりなる
ものである。11 for superconducting generator rotor damper according to the present invention.
1 alloy has (]) Cr0.2-1.0...I%, 7. r
(11.1 alloy for a rotor damper of a superconducting generator characterized by containing 1,0(15-O,3+ut%, and the remainder consisting of C1 and impurities) is defined as a first invention, (2)
Cr O,2-], O+u1%, Z r O, (105
= 0.3+u1. %, and also 'V1, '1'a's 1tl or Ha2 species itlte 0.01-0.0511
The second invention is a superconducting power generation (copper alloy for rotor pumper) characterized by comprising 1L%, 1L%, 1% and impurities, (3) CrO, 2-1, (
lu+1%, Z r (1, (1(15-0,3u+1
%, and further includes l\l, S i, N i, Zn
, A8.111, an alloy containing one or two or more types of Sn, containing 0.01. This invention consists of three inventions, with the third invention being a copper alloy.
本発明に係る超電導発電（幾ローターグンパー用銅合金
、即ち、Ｃｕ −Ｃｒ −Ｚ ｒ系合金において、４．
２−３ＣＩＯＫにおける耐力の向−には、金属Ｃｒ及び
Ｃ１１］ ７． ｒの両（ｊｉ出物によるものである。4. In the superconducting power generation according to the present invention (copper alloy for rotor pumper, that is, Cu-Cr-Zr alloy).
2-3 Metals Cr and C11 are used for yield strength in CIOK] 7. Both (ji) of r are due to the product.
本発明に係る超電導発電（戊ロータータンバー用ｉ同合
金の含有成分及び成分？１す介について説明する。The components and components of the superconducting power generation (rotor tambour) alloy according to the present invention will be explained.
（山はＣｕ中に微細な金属Ｃ「として４１Ｔ出させるこ
とによって、耐力が向Ｉ・、するものであり、含イ１ｍ
か（１，２ＩＩＩＬ％未満では溶１本化処理、補出処理
を行なっても析出する金属（ｌｒ量か小ないため耐力の
向にか期待できす、また、Ｉ、（１＋ｕ１％を越えて含
有されると（コ（１中・＼の飛火固溶限を越え金属Ｃ＋
として晶出し、そして、二の晶出物は巨大であるため剛
力の向１−には寄与しない。よって、Ｃｒ含有量は０．
２〜ｌ、（ｌａ＋Ｌ％とする。(The peak is due to the fact that 41T is produced as a fine metal C in the Cu, and the yield strength is increased by 1 m.)
If it is less than 1,2III%, metal will precipitate even if melting treatment or supplementation treatment is performed (because the amount of lr is small, it can be expected that the yield strength will improve. If it is contained, metal C+ exceeds the flying solid solubility limit of (1)
The second crystallized substance is so large that it does not contribute to the stiffness direction. Therefore, the Cr content is 0.
2~l, (la+L%).
Ｚ、はＣＩ＋中に微細な（：ｕＩＺｒの形で析出させる
ことによって、・１．２〜３（ＩＯＫにおける耐力が向
上するものであるか、含有量が０．００５ｕ＋Ｌ％未満
では溶体化処理、時効処理を行なっても（： ｕ：ｌＺ
ｒの析出電は少なく耐力の向には期待できず、また、
０．３１１１１％を越えて含有されると（九中における
固溶限を越えＣｕ、Ｚｒが晶出し、Ｃｒで説明したと同
様にこの晶出物は耐力の向上には全く寄りしなり・。よ
って、Ｚｒ含有量は０．００５−０．３ｕ＋１％とする
。By precipitating Z in the form of fine (:uIZr) in CI+, the yield strength at 1.2 to 3 (IOK) is improved, or if the content is less than 0.005u+L%, solution treatment, Even after aging treatment (: u:lZ
The precipitated charge of r is small and cannot be expected to improve yield strength, and
If the content exceeds 0.31111% (exceeding the solid solubility limit in Cr), Cu and Zr will crystallize, and as explained for Cr, these crystallized substances will not improve yield strength at all. Therefore, the Zr content is set to 0.005-0.3u+1%.
１゛１、Ｔａは鋳塊の組織４：微細化し、熱間加工性を
向上させる元素であるが、含有量が（１、０＋ ＋ｕ
１％未満ではこの効果がなく、また、０．０５…Ｌ％を
越えて含有されると導電率が低下する。よって、ｉ’
ｉ、′「ａの含有量は １種又は２種を合計で（１、＋
ｌ Ｉ〜０．０５ｕ＋１％とする。1.1, Ta is an element that refines the ingot structure 4 and improves hot workability, but the content is (1,0+ +u
If the content is less than 1%, this effect will not be obtained, and if the content exceeds 0.05...L%, the conductivity will decrease. Therefore, i'
i, 'The content of a is 1 or 2 types in total (1, +
l I~0.05u+1%.
Ａ Ｌ Ｓ ｉ、 Ｍｎ、Ｎｉ、Ｚｎ、Ａ８、Ｉｎ、Ｓ
ｎは含有量か（１，０］ｕ＋Ｌ％未満では耐力向上の効
果はなく、また、０．１１％を越えて含有されると導電
率が低下する。A L Si, Mn, Ni, Zn, A8, In, S
If the content of n is less than (1,0]u+L%, there is no effect of improving the yield strength, and if the content exceeds 0.11%, the conductivity decreases.
よって、Ａ１．５ｉＪ４ｎ、Ｎｉ、Ｚｎ、Ａ８、Ｉｎ、
Ｓｎは１種又は２種以上を合計で０．０１−〇、１ｕｓ
ｔ％とする。Therefore, A1.5iJ4n, Ni, Zn, A8, In,
Sn is one or more types in total 0.01-〇, 1 us
It is assumed to be t%.
Ｈ２は、超電導発電機ローターダンパー用銅合金に要求
される高品質の溶接部を得るためには０．０００６％、
即ち、６ｐｌｕｎ以下に規制することが望ましい。H2 is 0.0006% in order to obtain the high quality welds required for copper alloys for superconducting generator rotor dampers.
In other words, it is desirable to limit the amount to 6 plun or less.
本発明に係る超電導発電磯ロータータンパ−の実施例を
説明［る。An embodiment of the superconducting power generation rock rotor tamper according to the present invention will be described.
実ルａｔやり
第１表に示１含有成分及び成分即］合となるように以ド
説明する製法によって、本発明に係る超電導発電（幾ロ
ーターダンパ用銅合金鋳塊を製造した。A copper alloy ingot for a superconducting power generator (rotor damper) according to the present invention was manufactured by the manufacturing method described below so as to obtain the ingredients shown in Table 1.
即ち、溶量２１．ｏｎの真空高周波溶解炉を使用し、電
解銅の溶落後１ （１−’１１１１１１１１８真空中、
］ ３（１０℃の温度でＣｕ １０％Ｃｒの中間合金
、ＣＬＩ 、’ｌＯ％Ｚ「中間合金、更に、種／／の
添加材を投入し、これらの添加材料の溶込みを確認した
後、Ａｒカ゛スを吹込み、］ （，１−’ ｍｍ Ｉ
Ｉ ６真空とし、］］７０’ＣにテＣｕ −５０％へ１
８を所定量添加し、更に、ノ＼ｒガスを吹込み５（１０
ｍ＋ｎＩＩｇで沈静後］−注き法にて、頭部：１ｖさ３
９０ ｍｌｎ、１’ｆ＋’＋ ７００＋ｎ＋ｎ、底部：
１゛７さ３４０＋ｎ＋ｎ、輻６１０＋ｎ１１１、艮す１
１６（ｌＩＩＩＩｎの鋳塊を得た。That is, the amount of solubility is 21. After melting off the electrolytic copper using a vacuum high-frequency melting furnace with
] 3 (Cu 10% Cr intermediate alloy, CLI, 'lO% Z' intermediate alloy at a temperature of 10°C, and additional materials of seeds// were added, and after confirming the penetration of these additive materials, Inject Ar gas,] (,1-' mm I
I 6 vacuum, ]] 70'C to -50% 1
Add a predetermined amount of No. 8, and then blow in gas to add No.
After subsidence with m+nIIg]-By pouring method, head: 1vsa3
90 mln, 1'f+'+ 700+n+n, bottom:
1゛7sa340+n+n, 輻610+n111, 艮su1
An ingot of No. 16 (lIIIn) was obtained.
、＝）ｌ＋表ｉ：おいて、脱酸剤としては、へ旬、１３
、ＩうＣ１ＩＩをｆ集用した。,=)l+Table i: As a deoxidizing agent, 13
, I used C1II as a collection.
このようにして９りられた鋳塊を、９５０’Ｃで熱間鍛
造を１１ない、厚３ ）ｔＯ５Ｉｎ＋ＩＩＸ幅５１ （
１＋ｎｍ Ｘ長さ１８（１０Ｉｎ Ｉｌｌに加］ニし、
外部表面欠陥を深さ約１０ ｍ ＋ｎ切削して除去し、
その後９５０°Ｃで厚さ２０＋ｎ＋ｎまで熱間圧延を行
なった。、−の材料を再度９５（１’ｃで］ ｌｉｔ溶
木化処理後水中冷却腰５０％加］二十で冷間圧延を１１
なって厚３ ］０＋ｎｍとし、伺０’Ｃで２１１ｒ時効
処理を行ない１．Ｊ］ＳＩ３号Ｂ、厚３ ４ ＋ｎｍの
試験片に加二にし、液体窒素温度及び常温にて引張試験
を行なった。その結果を第２表に示す。また、第３表に
２０’Ｃにおける導電率の測定結果を示す。The ingot thus obtained was hot-forged at 950'C for 11 minutes to obtain a thickness of 3)tO5In+IIX width of 51 (
1+nm x length 18 (in addition to 10In Ill),
Remove external surface defects by cutting to a depth of approximately 10 m +n,
Thereafter, hot rolling was performed at 950°C to a thickness of 20+n+n. , - material was cold-rolled again at 95 (at 1'c) lit in water after melting treatment with 50% cooling strength] at 20 at 11
The thickness was set to 3]0+nm and subjected to 211r aging treatment at 0'C. J] A test piece of SI No. 3 B with a thickness of 3 4 +nm was used and a tensile test was conducted at liquid nitrogen temperature and room temperature. The results are shown in Table 2. Further, Table 3 shows the measurement results of electrical conductivity at 20'C.
さらに、第１表のＮｏ、６合金の２．４＋ｎｍφ×２．
４１１１１１１１の試験片を使用して、株式会社神戸製
鋼所製の超電導マグネットにて発生させた２５，８００
ガウスの磁場中に入れ、４．２Ｋ及び７７にの温度にて
、プリンストン・アプライド・リサーチセンター材製の
磁力計により、比透磁率を測定した。その結果を第４表
に示す。Furthermore, 2.4+nmφ×2. of No. 6 alloy in Table 1.
25,800 was generated using a superconducting magnet manufactured by Kobe Steel, Ltd. using a test piece of 41111111.
The relative permeability was measured with a magnetometer manufactured by Princeton Applied Research Center Materials in a Gaussian magnetic field at a temperature of 4.2 K and 77°C. The results are shown in Table 4.
第３表
第４表
また、本発明合金Ｎｏ、６の厚さ２０＋ｎｍ、幅１００
ｍ＋ｎ、長さ２００（面の板材に加速電圧＋５０ＫＶ
、ビーム電流６０＋ｎ Ａ 、溶接速度２０ｃｍ／分、
ワークディスタンス４００ ｍ＋ｎ、ａｂイ直０．９５
、オノシレーションパターン×＝（）、Ｙ二１ｍ１１、
オノシレーション周波数１００（Ｉ ）−１ｚの条１！
１で電子ビーム溶接試験を行ない、ビード外観調査、Ｘ
線非破壊検査、ビード部横断面および縦断面のマクロ組
織を調べた結果欠陥もなく良好であった。Table 3 Table 4 Also, the invention alloy No. 6 has a thickness of 20+nm and a width of 100 nm.
m+n, length 200 (acceleration voltage +50KV on the surface plate material
, beam current 60+nA, welding speed 20cm/min,
Work distance 400 m+n, ab straight 0.95
, Onosillation pattern x = (), Y21m11,
Article 1 of onoscillation frequency 100(I)-1z!
In step 1, conduct an electron beam welding test, investigate the bead appearance,
The results of non-destructive line inspection and examination of the macrostructure of the cross section and longitudinal section of the bead portion revealed no defects and were in good condition.
これらの結果から、本発明に係る超電導発電酸ローター
グンパー用合金は、常温から極低温Ｆ、例えば、４．２
に〜３００Ｋにおいて、機械的強度、特に耐力が通常要
求される以上の数イ１ａを示し、また、導電率も７５％
ｌＡＣ３以上であり、さらに、比透磁率は１．０２以下
であり、溶接性ら良好であるという優れた特性を有して
いることがわかる。From these results, the superconducting power generation acid rotor pumper alloy according to the present invention can be
At ~300K, the mechanical strength, especially the proof stress, was 1a, which is higher than normally required, and the electrical conductivity was 75%.
It can be seen that it has excellent properties such as lAC3 or more, relative magnetic permeability of 1.02 or less, and good weldability.
Claims (1)
Ｏ，０（１５−＋１． ：ｌｕ＋１％を含み、残部Ｃｕ
及υ不純物からなることを特徴とする超電導発電数ロー
ターダンパー用銅合金。 （２） Ｃｒ Ｏ，２−１，Ｏｕ＋１％、Ｚ、ｒ Ｏ
，（１（１５〜（）、：（ｕ＋ｔ％を含み、更に、ｉ’
ｉ 、 ｉ’ ａの１種又は２種を合８１で０．０１
〜（１，０５ｗｔ％を含み、残部Ｃｕ及び］；純物から
なることを特徴とする超電導発電機ローターダンパー用
銅合金。 （３） Ｃｒ Ｏ，２−１，ｏｕｌＬ％、７． ｒ
Ｏ，００５＝ ０．３＋ＩＩ１％を含み、更に、ＡＬＳ
ｉ、Ｎｉ、Ｚｌｌ、ノ〜８、Ｉｎ、出１のＬ神父１ｉ２
ｆＱｉｌＪノ、１−ヲ合Ｎｌ’ｒ Ｏ，Ｏｆ −（１，
Ｉ＋ＩＩ１％を含み、残部Ｃｕ及び不純物からなること
を特徴とする超電導発電はローターダンパー用銅合金。[Claims] (] ) Cr O, 271, O+u1%, Z r
O,0(15-+1.: Contains lu+1%, remainder Cu
A copper alloy for use in a superconducting power generation rotor damper, characterized by comprising impurities. (2) CrO, 2-1, Ou+1%, Z, rO
, (1(15~(), :(including u+t%, furthermore, i'
The sum of one or two of i, i' a is 81 and 0.01
A copper alloy for a rotor damper of a superconducting generator characterized by comprising ~(1.05 wt%, balance Cu and]; pure). (3) CrO, 2-1, oulL%, 7. r
O,005=0.3+II1%, furthermore, ALS
i, Ni, Zll, No ~ 8, In, Ex 1 Father L 1i2
fQilJノ,1-woifNl'r O,Of -(1,
Superconducting power generation is a copper alloy for rotor dampers, which is characterized by containing 1% of I+II and the remainder consisting of Cu and impurities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23033682A JPS59116346A (en) | 1982-12-24 | 1982-12-24 | Copper alloy for damper of rotor of superconductive generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23033682A JPS59116346A (en) | 1982-12-24 | 1982-12-24 | Copper alloy for damper of rotor of superconductive generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59116346A true JPS59116346A (en) | 1984-07-05 |
Family
ID=16906239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23033682A Pending JPS59116346A (en) | 1982-12-24 | 1982-12-24 | Copper alloy for damper of rotor of superconductive generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59116346A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4810468A (en) * | 1986-10-17 | 1989-03-07 | Wieland-Werke Ag | Copper-chromium-titanium-silicon-alloy |
| JP2019031713A (en) * | 2017-08-08 | 2019-02-28 | 三芳合金工業株式会社 | Chromium-zirconium copper alloy forged plate material and method for manufacturing the same |
| CN114836648A (en) * | 2022-06-08 | 2022-08-02 | 安阳工学院 | Preparation method of copper-manganese-based temperature-control sound-changing alloy |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1165876B (en) * | 1956-03-26 | 1964-03-19 | Osnabruecker Kupfer Und Draht | Use of a copper-chromium alloy for the production of electrically, mechanically and thermally highly stressed workpieces |
| JPS5378921A (en) * | 1976-12-23 | 1978-07-12 | Toshiba Corp | Metallic product and its manufacture and use |
| JPS55104449A (en) * | 1979-02-02 | 1980-08-09 | Hitachi Ltd | High-strength high-electrically-conductive copper alloy with superior weldability |
| JPS565291A (en) * | 1979-06-26 | 1981-01-20 | Mitsui Eng & Shipbuild Co Ltd | Joint structure of plate girder in marine structure |
| JPS5620136A (en) * | 1979-07-30 | 1981-02-25 | Toshiba Corp | Copper alloy member |
| JPS56102537A (en) * | 1980-01-16 | 1981-08-17 | Toshiba Corp | Copper alloy member |
| JPS5717929A (en) * | 1980-07-07 | 1982-01-29 | Minolta Camera Co Ltd | Camera capable of flash photographing |
-
1982
- 1982-12-24 JP JP23033682A patent/JPS59116346A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1165876B (en) * | 1956-03-26 | 1964-03-19 | Osnabruecker Kupfer Und Draht | Use of a copper-chromium alloy for the production of electrically, mechanically and thermally highly stressed workpieces |
| JPS5378921A (en) * | 1976-12-23 | 1978-07-12 | Toshiba Corp | Metallic product and its manufacture and use |
| JPS55104449A (en) * | 1979-02-02 | 1980-08-09 | Hitachi Ltd | High-strength high-electrically-conductive copper alloy with superior weldability |
| JPS565291A (en) * | 1979-06-26 | 1981-01-20 | Mitsui Eng & Shipbuild Co Ltd | Joint structure of plate girder in marine structure |
| JPS5620136A (en) * | 1979-07-30 | 1981-02-25 | Toshiba Corp | Copper alloy member |
| JPS56102537A (en) * | 1980-01-16 | 1981-08-17 | Toshiba Corp | Copper alloy member |
| JPS5717929A (en) * | 1980-07-07 | 1982-01-29 | Minolta Camera Co Ltd | Camera capable of flash photographing |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4810468A (en) * | 1986-10-17 | 1989-03-07 | Wieland-Werke Ag | Copper-chromium-titanium-silicon-alloy |
| JP2019031713A (en) * | 2017-08-08 | 2019-02-28 | 三芳合金工業株式会社 | Chromium-zirconium copper alloy forged plate material and method for manufacturing the same |
| CN114836648A (en) * | 2022-06-08 | 2022-08-02 | 安阳工学院 | Preparation method of copper-manganese-based temperature-control sound-changing alloy |
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