H68铜棒 黄铜棒 异型六角棒 大量批发

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 H68黄铜有极为良好的塑性和较高的强度，可切削加工性能好，易焊接，对一般腐蚀非常安定，但易产生腐蚀开裂。

中文名 H68

黄铜

材料名称普通黄铜拉制棒(半硬,5～12mm) 牌    号 H68 标    准 GB/T 4423-1992特性为普通黄铜中应用***为广泛的一个品种。H68黄铜性能与H70极相似，但冷作时有，“季裂”倾向，用作复杂的冷冲件和深冲件等化学成份铜 Cu ：67.0～70.0H68黄铜线锌 Zn：余量铅 Pb：≤0.03磷 P：≤0.01铁 Fe：≤0.10锑 Sb ：≤0.005铋 Bi：≤0.005注：≤0.3(杂质)力学性能抗拉强度 σb (MPa)：≥370伸长率 δ10 (%)：≥15伸长率 δ5 (%)：≥18注 ：棒材的纵向室温拉伸力学性能试样尺寸：直径或对边距离5～12H68黄铜热处理规范：热加工温度750～830℃;退火温度520～650℃;消除内应力的低温退火温度260～270℃。主要用于各种五金制品、灯具、管道配件、拉链、牌匾、铆钉、弹簧、沉降过滤器等PARent;">ABSolute;top:0;border:0;width:undefinedpx;height:undefinedpx;" SANdbox="allow-forms allow-pointer-lock 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%3A8%2C2%3A8%2C8%3A134217728%2C9%3A134250504%2C10%3A32%2C11%3A32%2C16%3A8388608%2C17%3A32%2C24%3A32%2C25%3A32%2C30%3A1048576%2C32%3A32%2C40%3A32&guci=2.2.0.0.2.2.0.0&format=0x0&url=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fact%3D1&ea=0&flash=29.0.0&pra=5&wgl=1&dt=1599269130226&bpp=17&bdt=203&idt=136&shv=r20200831&cbv=r20190131&ptt=9&saldr=aa&cookie=ID%3Db5fb53e0e30065ba%3AT%3D1583737358%3AS%3DALNI_Ma8ikyoXy9eAXtm0boiU2wMlNQHxw&nras=1&correlator=5088515896184&frm=23&ife=1&pv=1&ga_vid=355795114.1599269130&ga_sid=1599269130&ga_hid=414150473&ga_fc=0&iag=3&icsg=42&nhd=1&dssz=4&mdo=0&mso=0&u_tz=480&u_his=30&u_java=0&u_h=1080&u_w=1920&u_ah=1040&u_aw=1920&u_cd=24&u_nplug=27&u_nmime=50&adx=-12245933&ady=-12245933&biw=986&bih=793&isw=730&ish=360&ifk=2699508910&scr_x=0&scr_y=0&oid=3&pvsid=828042403904772&pem=839&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fadd_suc%3D1&rx=0&eae=2&fc=1920&brdim=786%2C19%2C786%2C19%2C1920%2C0%2C1083%2C970%2C730%2C360&vis=1&rsz=%7C%7Cs%7C&abl=NS&fu=8204&bc=31&ifi=0&uci=0.746s6rk0kwjg&fsb=1&dtd=149" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="0.746s6rk0kwjg" data-load-complete="true">