一种高韧性含硼高铬耐磨合金及其制备方法.pdf
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一种高韧性含硼高铬耐磨合金及其制备方法.pdf
本发明公开了一种高韧性含硼高铬耐磨合金及其制备方法,质量百分比:0.20~0.6%C,15~20%Cr,0.5~1.10%Si,3.5~6.0%Mn,0.4~2.3%B,0.4~1.5%Cu,0.3~1.2%Ti,0.10~1.0%V,0.05~0.3%Nb,0.05~0.10%Al,0.10~0.25%Ca,0.05~0.2%Y,0.05~0.3%Ce,0.04~0.20%N,0.05~0.15%K,S<0.03%,P<0.04%,余量为Fe;采用中频炉熔化至1560~1620℃,将由60~100目的钒
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本发明公开一种无铬高硼耐磨合金及其制备方法,属于钢铁耐磨材料领域。合金的化学成分为(重量百分比)为:C0.53~0.68%,B1.0~4.5%,Si0.75~1.0%,Mn0.45~1.0%,Ce0.01~0.20%,S0.03~0.06%,P0.05~0.08%,其余为Fe以及不可避免的杂质,硬度在45HRC~58HRC,冲击韧性为20J~10J。合金利用电炉生产,熔炼浇铸后经过热处理使用。合金不含铬,价格低廉,综合性能良好,生产成本低、工艺简单、操作性强。
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一种含钒高硼高铬耐磨合金及其制备方法,属于耐磨材料技术领域。其特征在于强化相是铁铬硼化物和VC,强化相体积分数15~40%,其化学成分及其重量百分比为:C:0.10%~0.80%;Si:0.5%~1.5%;Mn:0.5%~3.0%;Cr:2.0%~28.0%;Ni:0.5%~3.0%;B:0.5%~6.0%;V:0.5%~10.0%;Ti:0.5%~3.0%;P炉熔炼、铸造成型、打磨清理和200~650℃去应力处理后可以直接使用,具有制备工艺简便、能耗低和强度、硬度、韧性、耐磨性好以及抗氧化、耐腐蚀等优点
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