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foreverKG

[交流] 高温合金

现在随着国家在航空航天发面加大投入,高温合金势必会得到很好的发展。NiAl金属间化合物密度低,高温强度大,耐腐蚀,现在限制起应用的就是它的室温脆性,我现在在做这方面的实验研究,希望广大材料的虫子发表下自己的意见!
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tckyw

铁虫 (小有名气)

NiAl

Alloy parts based on this intermetallic
have been successfully made by a
variety of processes (e.g., investment casting,
powder metallurgy, hot extrusion,
and injection molding). Tests for application
as static parts for stationary turbines
have been successful. In NiAl alloy development
for jet-engine applications, both
directionally solidified eutectics and polycrystalline
multiphase structures have
been explored. Serious consideration for
engine applications will require better
toughness at room temperature and higher
creep strength at high temperatures.
我是笨小康!
10楼2006-04-20 20:15:38
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feyndinger

木虫 (著名写手)

1

纳米晶合成是个不错的方法
物价与欧洲接轨,房价与月球接轨,工资与非洲接轨。
3楼2006-04-05 09:18:34
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mangozxg

铁虫 (小有名气)

1


现在比较多的是往nial里面加其他合金吧。
偶是来学习的...........
4楼2006-04-14 15:40:23
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wan9000

铁杆木虫 (著名写手)

1

TiAl可能更有前途
5楼2006-04-18 19:32:27
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