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N19903Incoloy 903Incoloy al产品方式板材、棒材锻件_上海五星体育频道手机在线直播观看-直播五星体育频道
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N19903Incoloy 903Incoloy al产品方式板材、棒材锻件

来源:上海五星体育频道手机在线直播观看    发布时间:2023-09-15 00:34:15

  镍钴合金903 (UNS N19903)是一种时效硬化镍-铁-钴合金,其杰出特点是稳定的低热线胀系数、稳定的弹性模量和高强度。该合金的特性使其成为应用于火箭发动机推力室、蒸汽涡轮螺栓、绷簧、量块和武器硬件的优异候选资料。化学成分C:≤0.05Mn:≤0.20Si:≤0.20P:≤0.015S:≤0.015B:0.005-0.010Nb:2.70-3.50Ti:1.35-1.75Fe:余量Al:0.70-1.15Co:14-17Ni:36-39