【摘要】 通过高温硬度、高温磨损、高温金相试验，成功地研究出了铁基Cr－B－W－V系高温耐磨料磨损等离子弧堆焊合金，替代价格昂贵的镍基和钴基等离子弧堆焊合金。同时系统研究了合金元素对高温硬度、高温耐磨性的影响规律及耐磨机理。更多还原

【Abstract】 Through the test of high temperature hardness and wear resistance the paper successfuuy researches iron-base Cr-B-W-V system high temperature abrasive wear resistance plasma arc surfacing alloy instead of expensive nickel-base and cobalt-base plasma arc surfacing alloy. This paper systematically researches the ettect the alloy element on the high temperatuerhardness and wear resistance and wear resistance mechanism更多还原