KR20010016472A - Aluminium-magnesium-zinc-scandium alloy composition - Google Patents

Aluminium-magnesium-zinc-scandium alloy composition Download PDF

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KR20010016472A
KR20010016472A KR1020000075733A KR20000075733A KR20010016472A KR 20010016472 A KR20010016472 A KR 20010016472A KR 1020000075733 A KR1020000075733 A KR 1020000075733A KR 20000075733 A KR20000075733 A KR 20000075733A KR 20010016472 A KR20010016472 A KR 20010016472A
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aluminum
zinc
magnesium
alloy composition
alloy
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박영환
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주식회사 하바메탈
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/10—Alloys based on aluminium with zinc as the next major constituent

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  • Engineering & Computer Science (AREA)
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Abstract

PURPOSE: An Al-Mg-Zn-Sc based alloy composition having superior strength and toughness is provided to produce an alloy composition with high strength and toughness, thereby further improving Al alloy technology by adding Zn, Mg, and Sc having a certain wt.% respectively to Al used as a main alloy element. CONSTITUTION: An Al-Mg-Zn-Sc based alloy composition having superior strength and toughness comprises 4 to 6 wt.% of zinc (Zn), 1 to 3 wt.% of magnesium (Mg), 0.01 to 1 wt.% of scandium (Sc), and a balance of a main material, aluminum (Al) in an ordinary aluminum alloy composition (Al-Zn-Mg based) classified as 7000 series in which certain amounts of Zn and Mg are alloyed to a main material, aluminum (Al). The balance of aluminum contains 0.5 to 2 wt.% of zirconium (Zr) or 0.5 to 2 wt.% of hafnium (Hf). An alloy composition having high strength and toughness which has superior corrosion resistance due to aluminum (Al), high precipitation hardening due to zinc (Zn) and magnesium (Mn), and improved strength and toughness due to scandium (Sc) is produced by adding certain wt.% of zinc, magnesium and scandium respectively to a main alloy element of aluminum, thereby improving aluminum alloy technology all the more.

Description

강도 및 인성이 우수한 알루미늄-마그네슘-아연-스칸디움계 합금 조성물{Aluminium-magnesium-zinc-scandium alloy composition}Aluminum-magnesium-zinc-scandium alloy composition excellent in strength and toughness {Aluminium-magnesium-zinc-scandium alloy composition}

본 발명은 가공용 알루미늄 합금으로 분류된 알루미늄(Al)-아연(Zn)-마그네슘 (Mg)계 합금 조성물에 대한 기계적 강도와 탄성계수를 증가시켜 이에 조성되는 알루미늄 합금 조성물의 활용범위를 보다 광범위하게 확장할 수 있는 강도 및 인성이 우수한 알루미늄(Al)-마그네슘(Mg)- 아연(Zn)-스칸디움(Sc)계 합성 조성물에 관한 것이다.The present invention increases the mechanical strength and modulus of elasticity of an aluminum (Al) -zinc (Zn) -magnesium (Mg) -based alloy composition classified as a processing aluminum alloy, thereby broadly expanding the application range of the aluminum alloy composition. The present invention relates to an aluminum (Al) -magnesium (Mg) -zinc (Zn) -scandium (Sc) -based synthetic composition having excellent strength and toughness.

일반적으로 가벼운 금속소재로 되어 여러형태의 산업분야에 널리 사용되고 있는 알루미늄은 합금되는 소재금속의 종류에 따라 미국 알루미늄 협회에서 9단계 (1000~9000 계열)로 분류시켜 사용하고 있는 데, 특히 항공기나 철도차량 또는 스포츠 용품과 같은 고강도의 구조재로 가장 많이 활용되고 있는 7000 계열로 분류된 알루미늄 합금 조성물(Al-Zn계)은 산화피막 보호막을 약화시키는 아연(Zn)에 의해 합금의 내식성이 크게 떨어져 응력부식에 의한 자연균열 현상이 발생되는 문제점으로 주재료인 알루미늄(Al)에 4 ~ 8(%)의 무게비를 가지는 아연(Zn)과, 1 ~ 3(%)의 마그네슘(Mg)및, 1.6(%)의 구리(Cu)와, 0.2 ~ 0.3(%)의 크롬을 합금 조성시킨 일명 7075합금으로 명명되는 초초두랄민(Duralumin)의 탄생과, 이에 합금 첨가물의 무게비(wt%) 함량을 증가시켜 전술한 문제점을 극복할 수 있게 되었다. 그러나 이는 첨단산업의 발달에 따른 보다 우수한 기계적 성질이 요구되는 알루미늄 합금에 대한 기계적 강도와 인성을 향상시키는 데 일정한계에 도달되어 산업발달 속도를 정체시키는 문제점이 있었다.Aluminum, which is generally made of light metal materials and widely used in various types of industrial fields, is classified into 9 levels (1000 to 9000 series) by the American Aluminum Association according to the type of metal alloyed. Aluminum alloy composition (Al-Zn type), which is classified as 7000 series which is most commonly used as a high strength structural material such as vehicle or sporting goods, has a high corrosion resistance due to zinc (Zn), which weakens the oxide protective film. Natural cracking phenomenon occurs due to zinc (Zn) having a weight ratio of 4 to 8 (%) to aluminum (Al), 1 to 3 (%) of magnesium (Mg), and 1.6 (%). Of copper (Cu) and 0.2 ~ 0.3 (%) of chromium alloy composition is known as ultra-duralumin (Duralumin), also known as the 7075 alloy, and by increasing the weight ratio (wt%) content of the alloy additives described above Problem It has been able to repeat. However, this has reached a certain limit in improving mechanical strength and toughness for aluminum alloys requiring better mechanical properties according to the development of high-tech industries, which has a problem of stabilizing industrial development speed.

본 발명의 목적은 종래의 이와같은 문제점을 해소하고자 한 데 있는 것으로 주재료인 알루미늄(Al)과 소정량의 아연(Zn)을 합금하여 7000 계열로 분류된 알루미늄 합금 조성물(Al-Zn계)에 일정 무게비(wt%)를 가진 마그네슘(Mg)과, 스칸디움(Sc ) 및 5원소로 소정의 하프늄(Hf)와, 지르코늄(Zr)을 합금 조성시켜 경도특성과 탄성계수 및 인장강도를 향상시킨 강도 및 인성이 우수한 알루미늄(Al)-마그네슘(Mg)-아연(Zn)-스칸디움(Sc)계 합성 조성물을 제공코자 한 데 있는 것이다.An object of the present invention is to solve such a problem in the prior art by alloying the main material aluminum (Al) and a predetermined amount of zinc (Zn) in a certain aluminum alloy composition (Al-Zn-based) classified in the 7000 series Strength of hardness, modulus of elasticity and tensile strength by alloying magnesium (Mg) with weight ratio (wt%), scandium (Sc) and predetermined elements of hafnium (Hf) and zirconium (Zr). And to provide an aluminum (Al) -magnesium (Mg) -zinc (Zn) -scandium (Sc) -based synthetic composition having excellent toughness.

도 1은 본 발명에 따른 알루미늄(Al) 합금 조성물과, 초초두랄민(7075A1)에1 is an aluminum (Al) alloy composition according to the present invention, ultra-dulralmin (7075A1)

대한 합금의 경도를 비교측정한 그래프Graph comparing the hardness of alloys

도 2는 본 발명에 따른 알루미늄(Al) 합금 조성물과, 초초두랄민에 대한Figure 2 is an aluminum (Al) alloy composition according to the present invention, for ultra-dulralmin

합금의 인장강도를 비교측정한 그래프Graph comparing the tensile strength of alloy

도 3은 본 발명에 따른 알루미늄 합금(Al) 조성물과, 초초두랄민에 대한Figure 3 is an aluminum alloy (Al) composition according to the present invention, for ultra choraluralmin

합금의 탄성계수를 비교측정한 그래프Graph of comparison of elastic modulus of alloys

본 발명에 따른 강도 및 인성이 우수한 알루미늄(Al)-마그네슘(Mg)-아연(Zn)Aluminum (Al) -magnesium (Mg) -zinc (Zn) excellent in strength and toughness according to the present invention

-스칸디움(Sc)계 합성 조성물은 주재료인 알루미늄(Al)에 소정량의 아연(Zn)과, 마그네슘(Mg)을 합금시켜 7000 계열로 분류된 통상의 알루미늄 합금 조성물(Al-Zn-Mg계)에 있어서, 각각의 원소를 합금 조성하는 무게비(wt%)가 4 ~ 6(%)의 아연(Zn)과, 1 ~ 3(%)의 마그네슘(Mg)과, 0.01 ~ 1(%)의 스칸디움(Sc)을 포함시킨 합이 100 (wt%)가 되는 알루미늄(Al)의 주재료를 함유하여서 됨을 특징으로 한 것이다.-Scandium (Sc) -based synthetic composition is a conventional aluminum alloy composition (Al-Zn-Mg-based) classified in the 7000 series by alloying a predetermined amount of zinc (Zn) and magnesium (Mg) to aluminum (Al) as the main material ), The weight ratio (wt%) for alloying each element is 4-6 (%) of zinc (Zn), 1-3 (%) of magnesium (Mg), and 0.01-1 (%) of It is characterized in that it contains a main material of aluminum (Al), which includes a sum of scandium (Sc), which is 100 (wt%).

여기서 무게비(wt%)의 합이 100(wt%)가 되는 알루미늄(Al)의 잔량에는 0.5 ~ 2(%)의 지르코늄(Zr) 또는 0.5 ~ 2(%)의 하프늄(Hf)을 포함하여서 됨을 특징으로 한 것이다.Here, the remaining amount of aluminum (Al) in which the sum of the weight ratios (wt%) is 100 (wt%) includes zirconium (Zr) of 0.5 to 2 (%) or hafnium (Hf) of 0.5 to 2 (%). It is a feature.

또한 무게비(wt%)의 합이 100(wt%)가 되는 알루미늄(Al)의 잔량에는 0.5 ~ 2(%)의 지르코늄(Zr)과, 0.5 ~ 2(%)의 하프늄(Hf)을 각각 포함하여서 됨을 특징으로 한 것이다.In addition, the remaining amount of aluminum (Al) in which the sum of the weight ratios (wt%) is 100 (wt%) includes zirconium (Zr) of 0.5 to 2 (%) and hafnium (Hf) of 0.5 to 2 (%), respectively. It is characterized by doing.

이와같이 된 본 발명은 표면산화에 의한 부동태가 형성되어 우수한 내식성을 가지는 알루미늄(Al)을 합금 조성물의 주재료로 하여, 이에 첨가되어 석출경화 작용을 높이는 아연(Zn)과 마그네슘(Mg)은 응력에 의한 부식균열의 방지를 위해 첨가되는 최대 무게비(wt%)가 6(%)와, 3(%)를 넘지 않게 하고, 상기 알루미늄(Al)과의 결합으로 정합 석출물을 형성하여 강도 및 인성을 증가시키는 용도로 첨가되는 스칸디움(Sc)은 원가상승에 따른 첨가되는 최대 무게비(wt%)가 1(%)를 초과하지 않게 합금 조성한 것이다. 여기에 0.5 ~ 2(%)의 지르코늄(Zr)과, 0.5 ~ 2(%)의 하프늄(Hf)을 선택적으로 첨가하여 고용강화와, 응력에 의한 부식균열을 억제시켜 인장강도와 경도를 향상되게 한 것이다.According to the present invention, passivation due to surface oxidation is formed, and aluminum (Al) having excellent corrosion resistance is used as the main material of the alloy composition, and zinc (Zn) and magnesium (Mg) added to it to increase precipitation hardening effect are caused by stress. The maximum weight ratio (wt%) added to prevent corrosion cracking does not exceed 6 (%) and 3 (%), and the combination with the aluminum (Al) forms a matching precipitate to increase strength and toughness. Scandium (Sc) added for use is an alloy composition such that the maximum weight ratio (wt%) added according to the increase in cost does not exceed 1 (%). 0.5 to 2 (%) of zirconium (Zr) and 0.5 to 2 (%) of hafnium (Hf) are selectively added to suppress the solid solution strengthening and corrosion cracking caused by stress to improve tensile strength and hardness. It is.

여기서 상기 알루미늄(Al)에 첨가되는 합금의 용해는 각각의 원소를 무게비 (wt%)로 저울에 달아 유도 용해하였으며, 유도 플라즈머 분광분석(ICP) 결과 특정성분의 손실은 거의 없는 것으로 나타났다. 또한 시편을 용해하기 전에 시료 표면에 존재하는 산화피막 및 불순물은 10(%)의 수산화 나트륨(NaOH) 용액에 침지하여 제거 하였고, 시편을 흐르는 물에서 용액을 완전히 제거 후 알콜에서 초음파 세척하여 준비된 시료를 유도로의 흑연 도가니에서 용해하여 이의 무게비(wt%)를 표 1에 나타내었다.Here, the dissolution of the alloy added to the aluminum (Al) was inductively dissolved by weighing each element in a weight ratio (wt%), and induction plasma spectrometry (ICP) showed little loss of a specific component. In addition, the oxide film and impurities present on the surface of the sample were removed by immersing in 10 (%) sodium hydroxide (NaOH) solution before dissolving the specimen. Was dissolved in the graphite crucible of the induction furnace and its weight ratio (wt%) is shown in Table 1.

표 1Table 1

조 성Furtherance ZnZn MgMg ScSc ZrZr HfHf AlAl 중량(%)weight(%) 조건 1Condition 1 4 ~ 6%4 to 6% 1 ~ 3%1 to 3% 0.01~ 1%0.01 ~ 1% 잔부Balance 조건 2Condition 2 4 ~ 6%4 to 6% 1 ~ 3%1 to 3% 0.01~ 1%0.01 ~ 1% 0.5 ~ 2%0.5 to 2% 잔부Balance 조건 3Condition 3 4 ~ 6%4 to 6% 1 ~ 3%1 to 3% 0.01~ 1%0.01 ~ 1% 0.5 ~ 2%0.5 to 2% 잔부Balance 조건 4Condition 4 4 ~ 6%4 to 6% 1 ~ 3%1 to 3% 0.01~ 1%0.01 ~ 1% 0.5 ~ 2%0.5 to 2% 0.5 ~ 2%0.5 to 2% 잔부Balance

이와같이 일정 무게비(wt%)를 가진 합금원소가 선택적으로 첨가된 본 발명의 알루미늄(Al) 합금 조성물과, 높은 고강도 알루미늄 합금 조성물로 현재 가장 널리 사용되는 초초두랄민(일명 7075합금)에 대한 합금의 경도와, 인장강도 및 탄성계수를 실시예로서 상세하게 설명하면 다음과 같다.Thus, the alloy of the aluminum (Al) alloy composition of the present invention optionally added alloy elements having a certain weight ratio (wt%) and ultra-duradulamine (aka 7075 alloy) which is currently the most widely used high-strength aluminum alloy composition Hardness, tensile strength, and elastic modulus are described in detail as examples.

[실시예 1]Example 1

본 발명에 따른 알루미늄(Al) 합금 조성물과, 초초두랄민에 대한 합금의 경도를 측정하여 도 1에 도시한 것으로서, 통상의 브리넬 경도계를 이용하여 각각의 시편이 10회 반복 측정된 평균값을 측정 경도값으로 표 2에 나타내었다. 따라서 도 1에 도시한 바와같이 측정 경도값이 큰 본 발명의 알루미늄(Al) 합금 조성물이 초초두랄민에 비해 경도특성이 개선됨을 알 수 있다.As shown in FIG. 1 by measuring the hardness of the aluminum (Al) alloy composition according to the present invention, and the ultra-duraralmin alloy, the average value measured 10 times repeated for each specimen using a conventional Brinell hardness meter hardness The values are shown in Table 2. Accordingly, as shown in FIG. 1, it can be seen that the aluminum (Al) alloy composition of the present invention having a large measured hardness value has improved hardness characteristics compared to ultra-duralumin.

[실시예 2]Example 2

본 발명에 따른 알루미늄(Al) 합금 조성물과, 초초두랄민에 대한 합금의 인장강도를 측정하여 도 2에 도시한 것으로서, 최대하중이 100톤인 통상의 만능재료 시험기를 이용하여 표점거리(10mm), 두께(1.5mm), 폭(4mm)의 판상으로 가공된 인장시편이 상온에서 0.5mm/min의 속도로 인장시험된 인장강도값을 표 2에 나타내었다. 따라서 인장강도값이 높은 본 발명의 알루미늄(Al) 합금 조성물이 도 2에 도시한 바와같이 초초두랄민에 비해 현저히 개선됨을 알 수 있다.As shown in FIG. 2 by measuring the tensile strength of the aluminum (Al) alloy composition according to the present invention, and the ultra-duralumin alloys, ultra-thickness 100 tons using a conventional universal testing machine using a universal gauge material, 10mm, Table 2 shows the tensile strength values of the specimens of thickness (1.5 mm) and width (4 mm) tensilely tested at a rate of 0.5 mm / min at room temperature. Therefore, it can be seen that the aluminum (Al) alloy composition of the present invention having a high tensile strength is significantly improved as compared to ultra-duralumin, as shown in FIG. 2.

[실시예 3]Example 3

본 발명에 따른 알루미늄(Al) 합금 조성물과, 초초두랄민에 대한 합금의 탄성계수를 측정하여 도 3에 도시한 것으로서, 통상의 탄성계수 측정장비로 측정된 탄성계수값을 표 2에 나타내었다. 따라서 탄성계수가 높은 본 발명의 알루미늄(Al) 합금 조성물이 도 3에 도시한 바와같이 초초두랄민에 비해 현저히 개선됨을 알 수 있다.Table 3 shows the elastic modulus of the aluminum (Al) alloy composition according to the present invention and the ultra-duralmin and the elastic modulus of the alloy. Therefore, it can be seen that the aluminum (Al) alloy composition of the present invention having a high modulus of elasticity is remarkably improved as compared with ultra-duramin, as shown in FIG. 3.

표 2TABLE 2

합금경도Alloy hardness 인장강도(Kg/mm2)Tensile Strength (Kg / mm 2 ) 탄성계수(x 1000Kg/mm2)Modulus of elasticity (x 1000Kg / mm 2 ) 합금 조성물Alloy composition 7075Al7075Al 140 ~ 150140 to 150 55 ~ 6055 to 60 7.30 ~ 7.357.30 ~ 7.35 Al-Mg-Zn-ScAl-Mg-Zn-Sc 155 ~ 160155-160 70 ~ 7570-75 7.36 ~ 7.407.36-7.40 Al-Mg-Zn-Sc-HfAl-Mg-Zn-Sc-Hf 160 ~ 165160-165 70 ~ 7570-75 7.36 ~ 7.407.36-7.40 Al-Mg-Zn-Sc-ZrAl-Mg-Zn-Sc-Zr 165 ~ 170165-170 75 ~ 8075 to 80 7.36 ~ 7.407.36-7.40

이와같은 실시예의 결과로 표 2에 도시한 바와같이 초초두랄민에 비해 본 발명에 따른 알루미늄(Al) 합금 조성물이 합금의 경도와, 인장강도, 및 탄성계수 등에서 우수함을 알게 되어 보다 고강도와 고인성으로 된 알루미늄(Al)합금 조성물의 생성이 가능하게 된다.As a result of this embodiment, as shown in Table 2, it is found that the aluminum (Al) alloy composition according to the present invention is superior in hardness, tensile strength, and modulus of elasticity of the alloy as compared to ultra-duraluminol, and thus, higher strength and higher toughness. It is possible to produce an aluminum (Al) alloy composition.

이와같이 본 발명은 주 합금원소로 사용되는 알루미늄(Al)에 일정 무게비(wtAs such, the present invention has a certain weight ratio (wt) to aluminum (Al) used as the main alloying element.

%)를 가지는 아연(Zn), 마그네슘(Mg), 스칸디움(Sc)을 첨가하여 알루미늄(Al)의 우수한 내식성과, 아연(Zn)과 마그네슘(Mg)에 의한 높은 석출경화 작용 및 스칸디움 (Sc)에 의한 강도 및 인성이 향상된 고강도 및 고인성의 합금 조성물을 생성함에 따라 알루미늄(Al) 합금 기술이 가일층 향상되어 산업발달을 촉진시킬 수 있는 그 효과가 매우 크다.Excellent corrosion resistance of aluminum (Al) by adding zinc (Zn), magnesium (Mg) and scandium (Sc) having high%), high precipitation hardening effect by zinc (Zn) and magnesium (Mg) and scandium ( As a result of producing a high-strength and high-toughness alloy composition having improved strength and toughness by Sc), the aluminum (Al) alloy technology is further improved, and the effect of promoting industrial development is very great.

Claims (3)

주재료인 알루미늄(Al)에 소정량의 아연(Zn)과, 마그네슘(Mg)을 합금시켜 7000 계열로 분류된 통상의 알루미늄 합금 조성물(Al-Zn-Mg계)에 있어서, 각각의 원소를 합금 조성하는 무게비(wt%)가 4 ~ 6(%)의 아연(Zn)과, 1 ~ 3(%)의 마그네슘 (Mg)과, 0.01 ~ 1(%)의 스칸디움(Sc)을 포함시킨 합이 100(wt%)가 되는 알루미늄 (Al)의 주재료를 함유하여서 됨을 특징으로 한 강도 및 인성이 우수한 알루미늄 (Al)-마그네슘(Mg)- 아연(Zn)-스칸디움(Sc)계 합성 조성물.In a conventional aluminum alloy composition (Al-Zn-Mg system) classified into 7000 series by alloying a predetermined amount of zinc (Zn) and magnesium (Mg) on aluminum (Al), which is a main material, each element is composed of an alloy composition. The sum of the weight ratios (wt%) is 4 to 6 (%) of zinc (Zn), 1 to 3 (%) of magnesium (Mg) and 0.01 to 1 (%) of scandium (Sc) An aluminum (Al) -magnesium (Mg) -zinc (Zn) -scandium (Sc) -based synthetic composition having excellent strength and toughness, characterized by containing a main material of aluminum (Al) of 100 (wt%). 제 1항에 있어서, 무게비(wt%)의 합이 100(wt%)가 되는 알루미늄(Al)의 잔량에는 0.5 ~ 2(%)의 지르코늄(Zr) 또는 0.5 ~ 2(%)의 하프늄(Hf)을 포함하여서 됨을 특징으로 한 강도 및 인성이 우수한 알루미늄(Al)-마그네슘(Mg)-아연(Zn)-스칸디움The amount of aluminum (Al) in which the sum of the weight ratios (wt%) is 100 (wt%) is 0.5 to 2 (%) of zirconium (Zr) or 0.5 to 2 (%) of hafnium (Hf). Aluminum (Al)-Magnesium (Mg)-Zinc (Zn)-Scandium with excellent strength and toughness (Sc)계 합성 조성물.(Sc) -based synthetic composition. 제 1항에 있어서, 무게비(wt%)의 합이 100(wt%)가 되는 알루미늄(Al)의 잔량에는 0.5 ~ 2(%)의 지르코늄(Zr)과, 0.5 ~ 2(%)의 하프늄(Hf)을 각각 포함하여서 됨을 특징으로 한 강도 및 인성이 우수한 알루미늄(Al)-마그네슘(Mg)- 아연(Zn)-스칸디움(Sc)계 합성 조성물.The amount of aluminum (Al) in which the sum of the weight ratios (wt%) is 100 (wt%) is 0.5 to 2 (%) zirconium (Zr) and 0.5 to 2 (%) hafnium ( Aluminum (Al) -magnesium (Mg) -zinc (Zn) -scandium (Sc) -based synthetic composition having excellent strength and toughness, each of which comprises Hf).
KR1020000075733A 2000-12-13 2000-12-13 Aluminium-magnesium-zinc-scandium alloy composition KR20010016472A (en)

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KR101642850B1 (en) 2015-07-16 2016-07-27 (주)알루코 7xxx aluminium alloy extruded material having enhanced strength, extrusion formability and brilliance
KR20160094189A (en) * 2015-01-30 2016-08-09 주식회사 삼성파워텍 Vibration isolation switchboard mounted vibration reduction device using aluminum-scandium alloy and surface treatment method of aluminum-scandium alloy
CN105908028A (en) * 2016-06-16 2016-08-31 江苏大学 Method for designing major compositions of high-hardenability and high-strength aluminum alloys
KR101685926B1 (en) 2015-07-16 2016-12-14 (주)알루코 7xxx aluminium alloy extruded material having enhanced strength and extrusion formability
CN111349833A (en) * 2020-02-25 2020-06-30 山东南山铝业股份有限公司 Rare earth scandium-added corrosion-resistant aluminum alloy and preparation method thereof
RU2771396C1 (en) * 2020-12-29 2022-05-04 Общество с ограниченной ответственностью "Институт легких материалов и технологий" Aluminium-based alloy and product made therefrom

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JPH10168536A (en) * 1996-12-12 1998-06-23 Furukawa Electric Co Ltd:The Spring material for magnetic tape cassette, and its production

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KR970059294A (en) * 1996-01-15 1997-08-12 박수동 High strength, high strength aluminum alloy containing rare earth metal or misch metal and method for manufacturing the same
JPH10168536A (en) * 1996-12-12 1998-06-23 Furukawa Electric Co Ltd:The Spring material for magnetic tape cassette, and its production

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160094189A (en) * 2015-01-30 2016-08-09 주식회사 삼성파워텍 Vibration isolation switchboard mounted vibration reduction device using aluminum-scandium alloy and surface treatment method of aluminum-scandium alloy
KR101642850B1 (en) 2015-07-16 2016-07-27 (주)알루코 7xxx aluminium alloy extruded material having enhanced strength, extrusion formability and brilliance
KR101685926B1 (en) 2015-07-16 2016-12-14 (주)알루코 7xxx aluminium alloy extruded material having enhanced strength and extrusion formability
CN105908028A (en) * 2016-06-16 2016-08-31 江苏大学 Method for designing major compositions of high-hardenability and high-strength aluminum alloys
CN111349833A (en) * 2020-02-25 2020-06-30 山东南山铝业股份有限公司 Rare earth scandium-added corrosion-resistant aluminum alloy and preparation method thereof
RU2771396C1 (en) * 2020-12-29 2022-05-04 Общество с ограниченной ответственностью "Институт легких материалов и технологий" Aluminium-based alloy and product made therefrom

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