简介:五硼酸钾制备方法的对比,五水硼砂生产新工艺,提高精矿硼品位和获得硼砂精矿的新方法,常温快速固化剂三氟化硼,碳化硼表面金属化初步研究.
简介:切削刀具表面涂层技术是近几十年应市场需求发展起来的材料表面改性技术。且涂层的显微结构和力学性能受涂层中B含量的影响较多,适量的B元素能够容易与N结合形成非晶相BN,限制晶粒生长,从而形成纳米晶镶嵌在非晶介质中的纳米复合结构,能够提高涂层的硬度,降低摩擦系数,提高抗氧化性。
简介:[篇名]Amethodofmakingborideandvitreouscompoundbypowdermetallurgy,[篇名]Ceramic-metalcompositesobtainedbyreactiveprcssurclcsscountcrflowinlitration/pcnctration(RPCI)ofaceramicsubstratewithtwodifferentmetallicinfiltrants,[篇名]CharacterizationofDirectionallySolidifiedB{sub}4C-TiB{sub)2andB{sub)4C-SiCEutecticCompositesPreparedbyFloating-ZoneMethod,[篇名]Corrosionresistanceofanironbaseboridccermetswithoxidesurfacelayersnamoltenalalloy,[篇名]Crackpropagationcharacteristicsandfracturesurfaceenergyofborideconners,[篇名]Depositionofhardand/orcorrosionresistant,singleandmultielementcoatingsonferrousandnonferrousalloysinfluidizedbedreactor,[篇名]Depositionofprotectivecoatingsontungstenfreehardalloys。
简介:Developmentandpracticalapplicationofborideasengineeringceramics;Developmentandpracticalapplicationofborideasengineeringceramics;Effectofboronmicro-alloyingonmicrostructureandmechanicalpropertiesoffine-grainedCM247LCsuperalloy;Effectsofmetallicelementsonthermoelectricpropertiesofsiliconborides