GH1139高温合金特性应用领域

 GH1139高温合金特性应用领域

GH1139概述：

GH1139是Fe-Cr-Ni基固溶强化型变形高温合金，使用温度小于950℃。合金加入铬、锰和氮元素进行固溶强化和稳定奥氏体组织，加入硼元素强化和净化晶界。合金具有较好的持久性能和抗氧化性能，易于焊接成形。适于制作经冲压和焊接的燃烧室等高温承力件。GH1139应用概况及特性：GH1139已用于制作航空发动机安装座、管接头、四通、壳体、和转动套等。 GH1139在600℃长期时效1000h后无有害相析出。GH1139/GH139带材牌号: GH1139C(％): ≤0.12Cr(％): 23.0～26.0Mo(％): —Ni(％): 15.0～18.0Co(％): —W(％): —Al(％): —Nb(％): —Ti(％): —B(％): ≤0.01Fe(％): 余量Mn(％): 5.0～7.0(％): Si≤1.0,N 0.30～0.45 LED">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=1625034611142&bpp=5&bdt=727&idt=123&shv=r20210628&ptt=9&saldr=aa&cookie=ID%3D94d9a5933fd07435-229b90760eca00a0%3AT%3D1625034556%3ART%3D1625034556%3AS%3DALNI_MbYVecCrd3jLc96i6KlFu2DW4UCbw&nras=1&correlator=1309638276917&frm=23&ife=1&pv=1&ga_vid=878586148.1625034611&ga_sid=1625034611&ga_hid=484281073&ga_fc=0&nhd=1&u_tz=480&u_his=14&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=31061334&oid=3&pvsid=1987583712228298&pem=769&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.xgtwvfxor3r5&fsb=1&dtd=154" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true" scrolling="no" allowfullscreen="true" data-google-container-id="1.xgtwvfxor3r5" data-load-complete="true">