咨询︰①⑦③○①⑧⑥⑧⑦⑥③(微信同号) GH4145 合金主要是以γ"[Ni3(Al、Ti、Nb)]相进行时效强化的镍基高温合金,在980℃以下具有良好的耐腐蚀和抗氧化性能,800℃以下具有较高的强度,540℃以下具有较好的耐松弛性能,同时还具有良好的成形性能和焊接性能。该合金主要用于制造航空发动机在800℃以下工作并要求强度较高的耐松弛的平面弹簧和螺旋弹簧。还可用于制造气轮机涡轮叶片等零件。冶韩实业可供应的品种有板材、带材、棒材、锻件、环形件、丝材和管材。材料的技术标准:Q/3B 4088-1994《GH4145合金毛细管材》Q/3B 4098-1995《GH4145合金丝材》Q/3B 4198-1993《GH4145合金冷轧板材、带材》化学成分:合金 C Cr Ni Al Ti Fe Nb Mn Si P S Cu CoGH4145 ≤0.08 14-17 余量 0.4-1 2.25-2.75 5-7 0.7-1.2 ≤1 ≤0.05 ≤0.015 ≤0.015 ≤0.7 ≤1注:表中Mn、Si为棒、锻件、环形件和丝材含量,板材、带材和管材为:Mn≤0.35%,Si≤0.35%。冶韩热处理制度板、带、管材供应状态的固溶热处理制度980℃±15℃,空冷。材料及零件的中间热处理制度,可分别选择下列工艺进行热处理。退火:955~1010℃,水冷。焊接件焊接前退火:980℃,1h。焊接件消除应力退火:900℃,保湿2h。消除应力退火:885℃±15℃,24h,空冷。品种规格与供应状态可以供应各种规格的棒材、锻件、环形件、热轧板、冷轧板、带材、管材和丝材。板材和带材一般于热轧或冷轧、退火或固溶、酸洗抛光后供应。棒材、锻件和环形件可于锻态或热轧状态供应;也可于锻后固溶处理供应;棒材可于固溶后磨光或车光供应,当订单有要求时,可于冷拉状态就位。丝材可于固溶状态供应;对于标称直径或厚度在6.35mm以下的丝材,可固溶后并以50%~65%的冷拉变形供应;标称直径或边长大于6.35mm的丝材,固溶处理后以不小于30%的冷拉变形供应。对于标称直径或边长不大于0.65mm的丝材,根据要求固溶处理后以不小于15%的冷拉变形供应。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" src="https://googleads.g.doubleclick.net/pagead/ads?client=ca-pub-6745515041074118&ouTPUt=html&adk=1812271804&adf=3279755396&plat=1%3A1081352%2C2%3A1081352%2C9%3A32776%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=0&pra=5&wgl=1&dt=1618477808083&bpp=22&bdt=M&idt=93&shv=r20210413&cbv=r20190131&ptt=9&saldr=aa&cookie=ID%3Df43b826f12745ccd-2268431f63c700b7%3AT%3D1618380579%3ART%3D1618380579%3AS%3DALNI_MamEblcYoWowg_oAMi_al7xjlPzyQ&nras=1&correlator=2437915534329&frm=23&ife=1&pv=1&ga_vid=318838245.1618477808&ga_sid=1618477808&ga_hid=413655168&ga_fc=0&nhd=1&u_tz=480&u_his=50&u_java=0&u_h=1080&u_w=1920&u_ah=1040&u_aw=1920&u_cd=24&u_nplug=0&u_nmime=0&adx=-12245933&ady=-12245933&biw=1209&bih=901&isw=730&ish=360&ifk=2699508910&scr_x=0&scr_y=0&eid=44739525%2C44740079&oid=3&pvsid=3352817236601556&pem=127&ref=https%3A%2F%2Fwww.bizrobot.com%2Fcompany_bloginfo.php%3Fadd_suc%3D1&eae=2&fc=1920&brdim=703%2C0%2C703%2C0%2C1920%2C0%2C1221%2C1045%2C730%2C360&vis=1&rsz=%7C%7Cs%7C&abl=NS&fu=4&bc=31&ifi=1&uci=1.1kqs7c4obsn3&fsb=1&dtd=185" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="1.1kqs7c4obsn3" data-load-complete="true" frameborder="0"> |