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    • 6. 发明授权
    • 저항용접기 전극용 동-지르코늄-세리움-란탄-니오디미움-프라세오디미움 합금의 제조방법
    • Cu-ZR-CE-LA-NB-PD合金的制备方法
    • KR1019960015216B1
    • 1996-11-04
    • KR1019940011382
    • 1994-05-23
    • 한국기계연구원
    • 김창주
    • C22C9/00C22F1/08
    • B23K35/222C22C9/00C22F1/08
    • This copper alloy is used for electrical contact material or electrode material for resistance welding and spot welding. This alloy comprises 0.02 to 3.00wt.% Zr, 0.02 to 0.50wt.% total sum of Ce, La, Nd, and Pr and the balance of Copper. This alloy is produced by the processes of (a) manufacturing of a billet or slab by melting and casting the same composition as above as starting materials, (b) hot working the billet or slab by forging, rolling and extrusion in the reduction ratio of over 85% at 800 to 950deg.C for removing cast structure, (c) solution treating the hot worked material by quenching such as water cooling or oil cooling after holding for over 30min per the thickness of 1 inch at 800 to 1050deg.C, (d) cold working by rolling, forming, drawing in the reduction ratio of over 70% at room temperature, and (e) aging hardening heat-treating by water cooling, oil cooling, air cooling after holding for over 1 hr at 350 to 550deg.C..
    • 该铜合金用于电接触材料或电极焊接和点焊的电极材料。 该合金含有0.02〜3.00重量%的Zr,Ce,La,Nd和Pr的总和的0.02〜0.50重量%,余量为铜。 这种合金是通过以下工序制造的:(a)通过熔融和铸造与上述相同的组成作为原料制造坯料或板坯,(b)通过锻造,轧制和挤压热轧加工坯料或板坯, 超过85%,800-950℃,用于除去铸造结构,(c)在800至1050℃下,每1英寸厚度保持30分钟以上,通过冷却或油冷却等淬火处理热处理材料, (d)通过在室温下以70%以上的压下率进行轧制,成形,拉伸的冷加工,(e)通过水冷,油冷却,350℃保持1小时以上的空气冷却后的时效硬化热处理 550deg.C ..
    • 7. 发明授权
    • 구리-니켈-규소-크롬 합금의 열처리 방법
    • 铜镍硅铬合金的热处理方法
    • KR1019880001524B1
    • 1988-08-19
    • KR1019860000803
    • 1986-02-05
    • 암프코-피츠버그코오포레이숀
    • 월터더블류.에덴스퀜틴에프.언거슨
    • C21D9/00C21D1/00
    • C22F1/08B23K35/222
    • A method of heat treating a copper base alloy, consisting by wt. of 2.0% to 3.0% of a metal selected from the gp. consisting of nickel and cobalt and mixtures thereof, silicon in an amt. equal to or slightly in excess of the stoichiometric amt. necessary to form silicides of said metal, chromium in an amt. in excess of the stoichiometric amt. required to form chromium silicide with the excess silicon not combined as said metal silicides and the balance copper, comprises the steps of heating the alloy to a soln. temp., quenching the alloy, ageing the alloy at a first ageing temp. in the range of 482-593 deg.C, and ageing the alloy at a second ageing temp. in the range of 399-482 deg.C.
    • 一种铜基合金的热处理方法, 为选自gp的2.0〜3.0%的金属。 由镍和钴及其混合物组成,其中硅。 等于或稍微超过化学计量比。 必要的是形成所述金属的硅化物,铬。 超过化学计量。 需要与未被组合的多余硅作为所述金属硅化物和余量铜形成硅化铬,包括将合金加热至溶胶的步骤。 温度,淬火合金,老化合金在第一老化温度。 在482-593℃的范围内,并在第二老化温度下老化合金。 在399-482摄氏度的范围内。