QSi3-1硅青铜 欢迎来:上海冶韩金属制品专业生产铜合金欢迎您的来电咨询!周工/TEL:138---1616---6343(微信同号)QSi3-1特性及应用领域概述:QSi3-1为加有锰的硅青铜。有高的强度、弹性和耐磨性,塑性好,低温下仍不变脆;能良好地与青铜、钢和其它合金焊接,特别是钎焊性好;在大气、淡水和海水中的耐蚀性高,对于苛性钠几氯化物的作用也非常稳定;能很好地承受冷、热压力加工,不能热处理强化,通常在退火和加工硬化状态下使用,此时有高地屈服极限和弹性。QSi3-1用于制作在腐蚀介质中工作的各种零件,弹簧和弹簧零件,以及蜗杆、蜗轮齿轮、轴套、制动销和杆类耐磨零件,也可用于制作焊接结构中的零件,可代替重要的锡青铜,甚至铍青铜。QSi3-1 化学成份:铁(Fe)≤0.3,镍(Ni)≤0.2,硅(Si)2.7~3.5,锡(Sn)≤0.25铅(Pb)≤0.03,铜(Cu)余量,锌(Zn)≤0.5,锰(Mn)1.0~1.5,杂质总和%≤1.1抗拉强度(σb/MPa):490伸长率(δ10/%):≥10伸长率(δ5/%):≥13注:棒材的力学性能试样尺寸:直径和对边距离(5-12)QSi3-1工艺性能与要求:热处理规范:热加工温度800~850℃;退火温度700~750℃;淬火温度800℃水冷;回火温度410~475℃。应用范围用于制作在腐蚀介质中工作的各种零件,弹簧和弹簧零件,以及蜗杆、蜗轮齿轮、轴套、制动销和杆类耐磨零件,也可用于制作焊接结构中的零件,可代替重要的锡青铜,甚至铍青铜。ABSolute;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=1620961879255&bpp=7&bdt=514&idt=232&shv=r20210511&cbv=%2Fr20190131&ptt=9&saldr=aa&cookie=ID%3D4f5b7478fe13b5e6-2212996a2dc80096%3AT%3D1620956453%3ART%3D1620956453%3AS%3DALNI_MbFymXJcqmaSqMvmmawF6W4C-PMxA&nras=1&correlator=7513576220750&frm=23&ife=1&pv=1&ga_vid=749985623.1620961880&ga_sid=1620961880&ga_hid=778204594&ga_fc=0&nhd=1&u_tz=480&u_his=4&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&oid=3&pvsid=1427165187899230&pem=308&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php&eae=2&fc=1920&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.a8e95wzgdpas&fsb=1&dtd=248" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="1.a8e95wzgdpas" data-load-complete="true"> |