一种定向凝固优质铸造镍基高温合金( CN1127795)1996-07-31

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发明人:郭建亭;王淑荷;李英敖;张志亚;李辉;殷为民;胡壮麒;管恒荣;唐亚俊;谭明晖; 赖万慧;郑启;陈全金;刘泽州申请日:1995-01-26。公开日:  1996-07-31


本发明涉及金属材料,具体地说是一种优质铸造镍基高温合金。采用化学成分为C,0.01~0.30%;Cr,8~10%;Al,4~6%;Ti,3.5~5.5%;Mo,2~4%;Co,8~12%;V,0.3~1.2%;B,0.005~0.030%;#O&Y,0.00~0.50%;Ni,余;S≤0.008%;P≤0.005%;Fe≤0.5%;Si≤0.2%;Mn≤0.2%;Pb≤0.0005%;As≤0.001%;Sb≤0.001%;Bi≤0.0005%;Sn≤0.001%(均为重量百分比)的合金材料。本定向凝固优质铸造镍基高温合金,可以满足航空、航天、舰船和发电等燃气涡轮用高温零部件的需求。

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