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3J2弹性合金 3J21是弹性合金的一种：具有无磁、乃腐蚀、高du弹性、高强度和良zhi好的耐疲劳性能。主要用于制作400℃以下工作的各种仪表弹簧以及其他弹性元件。欢迎您的来电咨询！周工/TEL：138---1616---6343（微信同号）3J21化学成份范围值:注：实际化学成分以钢厂质保书为准。Si:≤0.40p:≤0.0350s:≤0.0250Cr:1.90-2.40Ni:≤2.40Mn:0.50应用范围应用领域：3J21是钴基弹性合金，综合性能优异，具有高的弹性模量，高的弹性极限，极低的弹性后效（0.02%）。经冷加工其抗拉强度Rm高达2950Mpa。同时还具有高的疲劳寿命，高硬度，高耐磨，缺口敏感性低，工作温度高达400～500℃。主要用于制作轴类，张力丝，特种轴承，对弹性敏感性要求高的弹性元件。物理性能：密度{8.4 g/cm3}熔点{1372-1405℃}。概况：通过变形来吸收振动和冲击能量，缓和机械或零部件的震动和冲击；利用自身形变时所储存的能量来控制机械或零部件的运动；实现介质隔离、密封、软轴连接等功能。还可以利用弹性材料的弹性、耐蚀性、导磁、导电性等物理特性，制成仪器、仪表元件，将压力、张力、温度等物理量转换成位移量，以便对这些物理量进行测量或控制。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=1618630353369&bpp=6&bdt=204&idt=198&shv=r20210414&cbv=r20190131&ptt=9&saldr=aa&cookie=ID%3D1abd6b0d02a81fbc-22c12e7f6ac700ba%3AT%3D1618627583%3ART%3D1618627583%3AS%3DALNI_MZKX6OomR99qIPghT2S7fZSUwcGEA&nras=1&correlator=5754552850276&frm=23&ife=1&pv=1&ga_vid=1850046497.1618630354&ga_sid=1618630354&ga_hid=1912099793&ga_fc=0&nhd=1&u_tz=480&u_his=19&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=42530671%2C44735932%2C31060614%2C44740079&oid=3&pvsid=229773328372515&pem=471&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fadd_suc%3D1&eae=2&fc=1920&brdim=0%2C0%2C0%2C0%2C1360%2C0%2C1360%2C728%2C730%2C360&vis=1&rsz=%7C%7Cs%7C&abl=NS&fu=4&bc=31&ifi=1&uci=1.7970fnejxu7&fsb=1&dtd=215" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="1.7970fnejxu7" data-load-complete="true"> |