TW200408716A - Aluminum alloy material containing scandium element - Google Patents

Abstract

An aluminum alloy material containing scandium element comprises mainly a 7000-series aluminum alloy (Al-Zn-Mg) added with zirconium (Zr), scandium (Sc) and other elements. Main elements contained in the aluminum alloy according to the present invention include: silicon (Si), magnesium (Mg), copper (Cu), zinc (Zn), zirconium (Zr), scandium (Sc), etc. The purpose of adding a small amount of scandium (Sc) is to increase the mechanical performance (e.g. strength, hardness, rigidity, etc.) and the soldering performance of the aluminum alloy. An aluminum alloy material containing scandium element according to the present invention can be used to produce different kinds of recreational products (e.g. components such as bicycle handle, seat, seat bar, wheel rim, crank, crank arm, brake system, luggage frame, etc., and recreational products such as ski pole, ice stick, club, bat, golf club, etc.) and provide an aluminum alloy material which is light and has good mechanical properties (e.g. strength, hardness, rigidity, etc.) and solderability.

Description

200408716 五、發明說明（1) 【發明所屬之技術領域】 本發明係有關一種含有 係藉由石夕Si、鎮Mg、鋼cu、 之複合添加，除可以提高鋁 亦可改善焊接性等，以拓展 航元素之高強度I呂合金材料， 辞Zn、鍅Zr、銳Sc等金屬元素 合金之強度、硬度、剛性外且 紹合金材料之應用加工性能。 【先則技術】 國内生產的運動休閒器材 術上是世界第一的，如遊艇、 、釣竿等。以球拍、球桿和腳 ，而後發展強度較高的不銹鋼 合金’到現今高強韌度、重量 腳踏車’而其中因鋁合金為實 ，且無碳纖維等環保問題，因 (腳踏車車架、手把、坐墊、 、煞車系統、行李架··等零組 球棒、南爾夫球桿、高爾夫球 動場用椅·· ··等）主要材料， 對的對鋁合金強度之要求更為 (石夕Si、鎂Mg、銅(^、鋅zn ) 質以適應現代工業的需求。以 1〇00系〜8000系。而其中7〇〇〇 強度較高的高級鋁合金材料， 有鑑於此，本發明人基於 有許多項在品質、產量或技 球拍、高爾夫球桿、腳踏車 踏車為例：最初由木材成形 或鐵金屬，以及輕量化的鋁 更輕的碳纖維球拍、球桿和 用金屬中最輕且易回收再生 此成為體育用品、休閒產品 座桿、輪圈、曲柄、曲柄臂 件及滑雪杖、冰棍、球桿、 頭、網球拍、網球場柱、運 由於產品性能不斷提升，相 迫切，我們必須在鋁中添加 等特殊元素，改善其機械性 锻造用之紹合金而言，計有 系之鋁合金可說是鋁合金中 但其焊接性較差。 置身業界多年之經驗及不斷200408716 V. Description of the invention (1) [Technical field to which the invention belongs] The present invention relates to a compound containing a composite addition of Shi Xi Si, Zhen Mg, steel cu, in addition to improving aluminum and improving weldability. Expand the high-strength I Lu alloy materials of aviation elements, and the strength, hardness, and rigidity of metal alloys such as Zn, 鍅 Zr, and sharp Sc, as well as the application and processing performance of alloy materials. [Prerequisite technology] Domestically produced sports and leisure equipment is technically the world's first, such as yachts, fishing rods, etc. With rackets, clubs and feet, and then developed high-strength stainless steel alloys 'to the present high strength and weight bicycles', among which aluminum alloy is solid, and there are no environmental issues such as carbon fiber, because (bicycle frame, handlebar, Seat cushions, brake systems, luggage racks ... and other main materials such as bats, golf clubs, golf chairs ... etc.), the requirements for the strength of aluminum alloys are even greater (Shi Xi Si, magnesium Mg, copper (^, zinc zn) to meet the needs of modern industry. From 10000 series to 8000 series, and 7000 high-strength aluminum alloy materials, in view of this, the present invention There are many items based on quality, yield, or technical rackets, golf clubs, and bicycle treadmills: the lightest carbon fiber rackets, clubs, and metals that were originally formed from wood or iron metal, and lightweight aluminum It is easy to recycle and become a sporting goods, leisure products seatpost, rims, cranks, crank arms and ski sticks, ice lolly, clubs, heads, tennis rackets, tennis court columns, and transportation. Due to the continuous improvement of product performance, it is urgent, I Must be added to aluminum and other special elements, in terms of improving the mechanical properties Shao forging alloy, the aluminum alloy-based meter can be said that the aluminum alloy but poor weldability. Exposure of experience in the industry for many years and continue to

200408716 五、發明說明（2) $ 3九，發’於長時間之研發過程後發展出’ % W 口休閒產品業界中不斷求新之材料需求。 【發明内容】 金材d = 目的在於：提供一種含有銳元素之銘合 r元素之複合添力合=強 ===等:：一素之成本很=本: =硬度及剛性以及改善焊接性等機械性 月b以有效即，製材之成本者。 本發明係有關一種含有銳 用7000系之鋁合金（A1—Zn — Mg) 其他元素；本發明之鋁合金的 、銅Cu、鋅Zn、錯Zr、銳Sc等 可提高鋁合金本身之強度、硬 等。本發明之含銃Sc鋁合金之 下： 元素之鋁合金材料，主要利 ，於其中添加鍅Zr、銃Sc及 主要元素包含有石夕Si、鎮Mg ’藉該銃Sc元素之添加，除 度、剛性外亦可改善焊接性 最佳金屬元素之成份比例如 矽Si 0· 010产 、0· 150 % 鎮Mg 0. 50 0产 、3· 000 % 銅Cu 0· 010 〜2· 900 % 鋅Zn 3. 000产 -10 • 00 % 錯Zr 0· 0 5 0 〜1 · 500 %200408716 V. Description of the invention (2) $ 39, issued ‘after a long process of research and development’% W Mouth leisure products industry is constantly seeking new materials. [Summary of the invention] The purpose of gold material d = is to provide a compound with a sharp element and a r-element compound to increase the strength = strong === etc .: the cost of a prime = =: hardness and rigidity and improve weldability Wait for the mechanical month b to be effective, that is, the cost of the material. The present invention relates to an aluminum alloy (A1-Zn—Mg) containing other elements of the 7000 series of sharp use; the aluminum alloy of the present invention, copper Cu, zinc Zn, Zr, sharp Sc, etc. can improve the strength of the aluminum alloy itself, Hard wait. Under the 铳 Sc-containing aluminum alloy of the present invention: Elemental aluminum alloy material, which is mainly beneficial, in which 鍅 Zr, 铳 Sc, and the main elements include Shi Xi Si, Zhen Mg 'By adding the 铳 Sc element, the degree of removal The composition ratio of the best metal element that can improve the weldability outside rigidity, such as silicon Si 0 · 010, 0 · 150% town Mg 0.50 0, 3,000% copper Cu 0 · 010 ~ 2 · 900% zinc Zn 3. 000 production -10 • 00% wrong Zr 0 · 0 5 0 ～ 1 · 500%

200408716 五、發明說明（3) —----——-^ 直钪Sc : 0·〇3〇 〜0·199 % 胃 二 1 c元素之成本很高，因此本發明主要χ -的，元素(0·2%以下)為主，即可提高銘=:; 、：度及其剛性等機械性能，以有效節省製 ：強3 產製者乃為—經濟又實惠的頂級母材。材之成本，對 【實施方式一] 7000系之鋁合金（AbZn-Mg)，可說是鋁合金中強产較 高的高級鋁合金材料，目其淬火性佳，其焊接後的熱二樂 區也呈固溶狀態，所以只需自然時效即可使其強度回ϋ 近母材之原有強度。然而此合金之焊接處亦常有破裂的現 象產生’故改善破裂現象之發生亦為我們研究的課題。 銃Sc是一種過渡金屬元素，於1 879年1 F· Ni ls〇n (瑞 典’烏普薩拉）最早發現。而7 ο ο ο系I呂合金中添加有錯z r 、航Sc及其他元素後；藉該銃Sc元素之添加，除可提高I呂 合金本身之強度、硬度、剛性及改善其加工性能外，最重 要的是可使該鋁合金適用於焊接。200408716 V. Description of the invention (3) —----——- ^ Straight Sc: 0 · 〇3〇 ~ 0 · 199% Stomach 2 1 c element is very expensive, so the present invention mainly χ-, the element (0 · 2% or less), you can improve the mechanical properties of Ming =:;,:, and its rigidity to effectively save the system: strong 3 producers are-economical and affordable top-grade base materials. The cost of the material, for [Embodiment 1] 7000 series aluminum alloy (AbZn-Mg), can be said to be a high-strength high-grade aluminum alloy material, which has good hardenability, and its heat after welding The zone is also in a solid solution state, so it only needs natural aging to return its strength to the original strength of the base metal. However, the welding of this alloy often has the phenomenon of cracking, so improving the cracking phenomenon is also the subject of our research. Sc is a transition metal element and was first discovered in 1 879 1 F · Ni lson (Sweden's Uppsala). The 7 ο ο ο system is added with the wrong zr, aviation Sc and other elements in the I Lu alloy; by adding the 铳 Sc element, in addition to improving the strength, hardness, rigidity and processing performance of the I Lu alloy, The most important thing is to make this aluminum alloy suitable for welding.

如表一所示，為本發明採用連續鑄造（DC)熔配之兩種 不同含銃Sc合金，經分光儀分析之組成。表中亦列出參考 用7050之標準組成。以7050合金為主，熔配ΐ·8銅Cu，1.8 鎂Mg，6.5鋅Zn之主成分中添加0·14銃Sc及0· 17銃Sc之兩 種含銃鋁合金，編號分別為X7056及X7057合金。As shown in Table 1, the composition of two different Sc-containing alloys using continuous casting (DC) fusion blending according to the present invention is analyzed by a spectrometer. The standard composition of reference 7050 is also listed in the table. Mainly composed of 7050 alloy, fused with ΐ · 8 copper Cu, 1.8 magnesium Mg, and 6.5 zinc Zn. Add · 铳 14 铳 Sc and 0 · 17 铳 Sc two kinds of 铳 -containing aluminum alloys, the numbers are X7056 and X7057 alloy.

第6頁 460 200408716 五、發明說明（4) 【兩者比較】 本發明之含銃Sc鋁合金，經均質化後，須由熱處理以 調整其機械性質。換言之，須執行淬火後人工時效（T6)處 理。處理條件為480 °C持溫20分鐘後淬火，再於丨2〇 °c時效 24小時。 本發明針對表一中兩種不同含銃Sc鋁合金執行抗伸試 驗。求得該合金本發明合金之抗拉強度⑽^，降伏強度” 及伸胃長率％。此外，本發明也採用洛氏硬度機（壓痕器：銅 球）量測合金之洛氏硬度值。第二表為本發明兩種含銃Sc 鋁合金之機械性質測試結果。表中亦列出參考用7 〇 5 〇之標 準機械性質。 【兩者比較】 由第一表之機械性質結果，證實本發明之合金，抗拉Page 6 460 200408716 V. Description of the invention (4) [Comparison between the two] After the homogenization of the Sc-containing aluminum alloy of the present invention, it is necessary to perform heat treatment to adjust its mechanical properties. In other words, manual aging (T6) after quenching must be performed. The processing conditions are 480 ° C and 20 minutes after quenching, and then aged at 20 ° C for 24 hours. The present invention performs the tensile test on two different Sc-containing aluminum alloys in Table 1. Calculate the tensile strength of the alloy of the present invention ⑽ ^, drop strength "and elongation rate%. In addition, the present invention also uses a Rockwell hardness machine (indenter: copper ball) to measure the Rockwell hardness value of the alloy The second table is the mechanical property test results of the two Sc-containing aluminum alloys of the present invention. The table also lists the reference mechanical properties of 7050. [Comparison of the two] From the mechanical property results of the first table, Prove the alloy of this invention, tensile

強度可而達600MPA以上，X7057之抗拉強度更高達634MPA 〇 比一般高用鋁合金7050之強度（抗拉強度510MPA)高 很多，而且伸長率亦高達1 4%左右。此外，表二顯示含銃 Sc愈高，強度愈高。另一方面，本發明含銃Sc鋁合金之硬 度值高達HRB90以上。 由以上結果，證實本發明之鋁合金，可藉由微量^Sc 元素添加，大幅提高合金之強度及硬度，伸長率也不致於 下降。 、The strength can reach more than 600MPA, the tensile strength of X7057 is as high as 634MPA 〇 It is much higher than the strength of general high-use aluminum alloy 7050 (tensile strength 510MPA), and the elongation is as high as 14%. In addition, Table 2 shows that the higher the Sc content, the higher the strength. On the other hand, the hardness value of the Sc-containing aluminum alloy of the present invention is as high as HRB90 or more. From the above results, it is confirmed that the aluminum alloy of the present invention can greatly increase the strength and hardness of the alloy by adding a small amount of element Sc, and the elongation will not decrease. ,

200408716 五、發明說明（5) 【實施方式二】 本發明鋁合金以添加微量的^Sc元素， b 金的強度、硬度。因此，本發明之含有銳元可提高鋁合 料應用製作各類的休閒產品、體育用品 了之銘合金材 把、坐墊、座桿、輪圈、曲柄、曲柄臂、煞=踏車之手 架· ·等零組件及滑雪杖、冰棍、球桿、球棒、=、、先、行李 • ···等休閒用品），以提供一具超輕巧 '並且^爾夫球桿 降伏、抗拉）、高剛性之鋁合金母材。以下兩強度（ 說明其應用之可行性。 球棒為例， 體育用打擊球棒皆主要用以打擊用，當 強度（抗拉強度及其降伏強度）較高時，相對 =^ ::^器材於長期使用|，亦較不會產生微;:： 察覺）之變形。 j & “、、决 如第一圖所示，係為採用本發明X7〇56含銃以鋁合金 製造之棒球球桿。經自動練習打擊機，以時速每小時丨5〇 公里、依球棒圓周每旋轉10度打擊一次，共36次後仍無任 何微裂痕。 因微量之變形除了使打擊者無法依打擊之方向正確的 控制球體依所需之方向運動外，微量之變形更代表著其所 承文之外力已超越其抗拉強度，而導致產生塑性變形，若 ζυυ^υδ/ιο200408716 V. Description of the invention (5) [Embodiment 2] The aluminum alloy of the present invention is added with a small amount of ^ Sc element, b the strength and hardness of gold. Therefore, the inclusion of Ruiyuan in the present invention can improve the application of aluminum composites to produce various types of leisure products, sporting goods, alloy handles, cushions, seatposts, rims, cranks, crank arms, and brakes = treadmill hand frames. ·· Equipment of spare parts and ski poles, ice hockey sticks, clubs, bats, = ,, first, luggage ···, and other leisure products) to provide an ultra-lightweight and compact golf club with buckling and tensile strength) 2. High rigidity aluminum alloy base material. The following two strengths (explain the feasibility of its application. As an example, bats for sports are mainly used for striking. When the strength (tensile strength and drop strength) is high, the relative = ^ :: ^ equipment In the long-term use of |, it is also less likely to produce micro ::: detection) deformation. j & "As shown in the first picture, it is a baseball cue made of aluminum alloy with X7056 containing halide according to the present invention. After the automatic practice of the strike machine, it can travel at a speed of 50 kilometers per hour, according to the ball. The rod circle strikes once every 10 degrees of rotation, and there are still no micro-cracks after a total of 36 times. Because of the small amount of deformation, in addition to making the striker unable to correctly control the sphere to move in the required direction in the direction of the strike, the small amount of deformation is more representative Its external force has exceeded its tensile strength, resulting in plastic deformation. If ζυυ ^ υδ / ιο

200408716 圖式簡單說明 表 一 表 第一圖 係本發明含銃Sc I呂合金之組成。 係本發明含銃Sc鋁合金之機械性質。 係本發明含銃Sc鋁合金應用於棒球球棒例200408716 Brief description of the drawings Table 1 Table 1 is the composition of the samarium Sc I Lu alloy according to the present invention. It is a mechanical property of the Sc-containing aluminum alloy of the present invention. Example of Sc-containing aluminum alloy of the present invention applied to a baseball bat

第10頁 200408716 圖式 (Wt. %) 編號 Si Fe Cu Mg Zn Zr Sc A1 X705 6 0.10 0.11 1.9 1.9 6.2 0.12 0.14 Remain der X705 7 0.13 0.12 1.8 1·9 6.3 0.14 0.17 Remain der 7050 氺 0.12 0.15 2.3 2.3 6.1 0.1 — Remain der (表一） 編號 抗拉強度 (MPA) 降伏強度 .(MPA) 伸長率(¾) 硬度(HRB) X7056 619 560 14.2 90 X7057 634 579 14.0 91 7050* 510 455 11 一 (表二)Page 10 200408716 Schematic (Wt.%) 6.1 0.1 — Remain der (Table 1) Number Tensile strength (MPA) Dropping strength. (MPA) Elongation (¾) Hardness (HRB) X7056 619 560 14.2 90 X7057 634 579 14.0 91 7050 * 510 455 11 1 (Table 2) )

Claims (1)

200408716 六、申請專利範圍 一~ - 1 · 一種含有銳元素之鋁合金材料，主要利用7〇〇〇系 之鋁合金（Al-Zn-Mg)，於其中添加有#Zr、銳Sc及其他元 素，本發明之鋁合金的主要元素包含有矽Si、鎂Mg、銅Cu 鋅Zn錯Zr、銳Sc專，藉該銳Sc元素之添加，除可提高 鋁合，本身之強度、硬度、剛性外亦可及改善其焊接性加 工性能；本發明之含銃Sc鋁合金之最佳金屬元素之成份比 矽Si : 〇·〇1〇 〜〇· 150 % ; 鎂Mg : 〇· 500 〜3. 000 % ;200408716 VI. Scope of patent application 1 ~-1 · An aluminum alloy material containing sharp elements, which mainly uses 7000 series aluminum alloy (Al-Zn-Mg), with #Zr, sharp Sc and other elements added to it The main elements of the aluminum alloy of the present invention include silicon Si, magnesium Mg, copper Cu, zinc, Zn, Zr, and sharp Sc. The addition of the sharp Sc element can improve the strength, hardness, and rigidity of the aluminum alloy. It can also improve its weldability processability; the composition ratio of the best metal element of the Sc-containing aluminum alloy of the present invention is silicon Si: 〇.〇1〇 ～ 〇 · 150%; magnesium Mg: 〇. 500 ~ 3. 000 %; 銅Cu : 〇·〇1〇 〜2·900 % ; 辞Zn : 3·000 〜1〇·〇〇 % ; 錯Zr : 〇· 〇50 〜1. 500 % ; 航Sc : 〇·〇3〇 〜〇· 199 % 〇 2如申凊專利範圍第1項所述『含有銃元素之鋁合 材料 •甘，Copper Cu: 〇.〇1〇 ~ 2.900%; Zn: 3,000 ~ 1〇.〇〇%; Wrong Zr: 〇. 〇50 ~ 1. 500%; Hang Sc: 〇.〇3〇 ~ 〇 199% 〇2 As stated in item 1 of the scope of the patent application, "Aluminium alloy materials containing thorium element • Gan, τ』，具中：有銃之鋁合金可運用來製作各類的休閒 曲j如腳踏車車體、手把、坐墊、座桿、輪圈、曲柄、 球^臂\煞車系統、行李架··等零組件及滑雪杖、冰棍、 挺、球棒、高爾夫球桿、高爾夫球頭、網球拍、網球場 、運動場用椅··.·等休閒用品、體育用品，以提供一具 ,, w >、有尚強度（降伏、抗拉）、高剛性之紹合金母τ 』, in the tool: You can use aluminum alloys to make all kinds of leisure music, such as bicycle body, handlebars, seat cushions, seatposts, wheels, cranks, ball arms, brake systems, luggage racks ... And other spare parts and ski poles, ice lolly, tees, bats, golf clubs, golf heads, tennis rackets, tennis courts, sports chairs ... etc. Leisure and sporting goods to provide one ,, w >, High strength (sag, tensile), high rigidity Shao alloy master 第11頁Page 11