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公开(公告)号：EP1997922B1
公开(公告)日：2012-06-13
申请号：EP06833961.3
申请日：2006-12-05
CPC分类号： C22C30/00 , C22C14/00 , C22C19/03 , C22C27/02 , C22F1/006 , C22F1/10 , C22F1/18 , F02K1/763 , F03G7/065 , F05C2201/0466 , F05C2201/90 , F05D2300/505
摘要： A shape memory alloy that excels in workability and permits repeated use at high temperature. There is provided a high-temperature shape memory alloy characterized by being composed of transformation temperature increasing additive elements containing 34.7 to 48.5 mol% nickel and at least one of zirconium and hafnium wherein the sum of zirconium and hafnium is in the range of 6.8 to 22.5 mol%; workability enhancing additive elements containing at least one of niobium and tantalum wherein the sum of niobium and tantalum is in the range of 1 to 30 mol%; 2 mol% or less boron; and the balance titanium and unavoidable impurities.
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2.发明公开HIGH-TEMPERATURE SHAPE MEMORY ALLOY, ACTUATOR AND MOTOR 有权HOCHTEMPERATUR-FORMGEDÄCHTNISLEGIERUNG，STELLGLIED UND MOTOR
公开(公告)号：EP1997922A1
公开(公告)日：2008-12-03
申请号：EP06833961.3
申请日：2006-12-05
CPC分类号： C22C30/00 , C22C14/00 , C22C19/03 , C22C27/02 , C22F1/006 , C22F1/10 , C22F1/18 , F02K1/763 , F03G7/065 , F05C2201/0466 , F05C2201/90 , F05D2300/505
摘要： A high temperature shape memory alloy is provided which possesses high machinability and is suitable for high temperature application. The high temperature shape memory alloy consists of Ni from 34.7mol% to 48.5mol%, and at least either Zircon or Hafnium as transformation temperature increasing additives, with the sum of which 6.8mol% to 22.5mol%; and at least either Niobium or Tantalum as machinability improving additives, with the sum of which 1mol% to 30mol%; and Boron less than 2 mol%; and Titanium as the balance; and unavoidable impurity.
摘要翻译： 提供一种高温形状记忆合金，具有高切削性能，适用于高温应用。 高温形状记忆合金由含量为34.7mol％至48.5mol％的Ni组成，至少为锆石或铪作为转化温度升高添加剂，总和为6.8mol％至22.5mol％; 和至少铌或钽作为机械加工性改进添加剂，其总和为1mol％至30mol％; 硼量小于2摩尔％; 和钛作为余额; 和不可避免的杂质。
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