QSi1-3电阻率技术标准研发QSi1-3有哪些材料标准

 QSi1-3硅青铜

QSi1-3为含锰、镍元素的硅青铜，其具有相当好的耐磨性，能热处理强化。

中文名QSi1-3释    义含锰、镍元素的硅青铜性    质相当好的耐磨性，能热处理强化温    度300℃以下

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QSi1-3硅青铜

为含锰、镍元素的硅青铜。具有高的强度，相当好的耐磨性，能热处理强化，淬火回火后强度和硬度大大提高，在大气、淡水和海水中有较高的耐蚀性，焊接性和切削性良好。QSi1-3用于制造在，润滑不良、单位压力不大的工作条件下的摩擦零件（如发动机排气和进气门的导向套）以及在腐蚀介质中工作的结构零件。QSi1-3化学成分：铝(Al)≤0.02,铁(Fe)≤0.1,镍(Ni)2.4～3.4,硅(Si)0.6～1.1,锡(Sn)≤0.1,铅(Pb)≤0.15,铜(Cu)余量,锌(Zn)≤0.2,锰(Mn)0.1～0.4,杂质总和%≤0.5ABSolute;top:0;border:0;width:undefinedpx;height:undefinedpx;" SANdbox="allow-forms allow-popUPS allow-popups-to-escape-sandbox allow-same-origin allow-scripts allow-top-navigation-by-user-activation" frameborder="0" src="https://googleads.g.doubleclick.net/pagead/ads?client=ca-pub-6745515041074118&ouTPUt=html&adk=1812271804&adf=3279755396&plat=1%3A32776%2C2%3A32776%2C8%3A134217728%2C9%3A134250504%2C16%3A8388608%2C17%3A32%2C24%3A32%2C25%3A32%2C30%3A1081344%2C32%3A32&format=0x0&url=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fact%3D1&ea=0&flash=32.0.0*&pra=5&wgl=1&dt=1620962082410&bpp=11&bdt=214&idt=69&shv=r20210511&cbv=%2Fr20190131&ptt=9&saldr=aa&cookie=ID%3D4f5b7478fe13b5e6-2212996a2dc80096%3AT%3D1620956453%3ART%3D1620956453%3AS%3DALNI_MbFymXJcqmaSqMvmmawF6W4C-PMxA&nras=1&correlator=5277068939493&frm=23&ife=1&pv=2&ga_vid=1048453769.1620962083&ga_sid=1620962083&ga_hid=349980921&ga_fc=0&nhd=1&u_tz=480&u_his=6&u_java=0&u_h=768&u_w=1360&u_ah=728&u_aw=1360&u_cd=24&u_nplug=15&u_nmime=33&adx=-12245933&ady=-12245933&biw=1295&bih=597&isw=730&ish=360&ifk=2699508910&scr_x=0&scr_y=0&eid=42530672%2C31061138&oid=3&pvsid=216272735474913&pem=308&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fadd_suc%3D1&eae=2&fc=1664&brdim=0%2C0%2C0%2C0%2C1360%2C0%2C1360%2C728%2C730%2C360&vis=1&rsz=%7C%7Cs%7C&abl=NS&fu=32772&bc=31&ifi=1&uci=1.m01qytoe9sbq&fsb=1&dtd=168" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="1.m01qytoe9sbq" data-load-complete="true">