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welding; energy offset; element distribution; tensile strength Hastelloy C-276(简称C-276)作为一种Ni-Cr-Mo耐腐蚀合金广泛应用于石油,化工,核能领域[1-2],而304不锈钢(简称304)由于价格低廉,耐腐蚀性能优良,已在核能和海洋领域应用广泛[3].在第3代核电站AP1000主泵制造过程中,需要对核主泵端盖.... REFERENCES [1] ZHANG Qiang, TANG Rui, YIN Kai-ju, LUO Xin, ZHANG Le-fu. Corrosion behavior of Hastelloy C-276 in supercritical water[J]. Corrosion Science, 2009, 51(9): 2092-2097. [2] 马广义, 吴东江, 郭玉泉, 高忠民......
. Rapid solidified heat-resistant aluminum alloy AA8009 by CO3 laser welding[J]. Transactions of the China Welding Institution, 2007, 28(9): 217-222. [9] 刘 帅, 吴冬冬, 柴东升, 周思雨, 马广义, 周 平, 吴东江. Hastelloy C-276薄板...[15]研究了锻态F级,G/H燃烧室薄壁筒体材料Hastelloy X,Haynes 230镍基高温合金的激光焊接工艺,对焊态及焊后固溶处理的接头组织性能进行了分析,明晰了Hastelloy X焊缝的凝固组织及固溶机制.目前对于GH3044镍基高温合金的激光焊接研究较少,其组织性能尚不明确,基于此对GH3044合金板材进行激光自熔焊对接试验,研究了其激光焊接接头的组织和力学性能,讨论了焊缝形貌,焊......
superalloy [J]. Materials Science and Engineering A , 2000, 293: 198-207. [11] JIAO Shao-yang, ZHU Guan-ni, DONG Jian-xin, ZHANG Qing-quan. Carbide evolution and Mo depletion law in Hastelloy C-276 [J... alloy (Hastelloy N alloy) with high Mo, low Cr and C contents has excellent oxidation and corrosion resistance at high temperatures. The use of GH3535 alloy as the coolant pressure boundary limits......
们之间的传热属于瞬态换热过程.瞬态传热的计算在其他领域的应用也较少.朱智等[4-5]利用自制的瞬态接触换热系数测量装置研究了Hastelloy C-276合金与硅钢间以及TP2铜与3Cr2W8V模具钢之间的瞬态接触换热行为,且温度与热冲压板料的加热温度有所不同.一些瞬态计算过程中将热导率视为常数进行计算,但材料的热导率是随着温度的变化而变化的,热导率的变化对计算结果产生很大影响[6].很多计算瞬态... for heat transfer coefficient identification in hot stamping of high strength steels[J]. International Journal of Material Forming, 2010, 3(1): 817-820. [4] 朱智, 张立文, 顾森东, 等. Hastelloy C-276合金与硅钢间的瞬态接触换......
. The critical Cr content required to develop a chromia layer on Ni-Cr alloys is about 20% Cr [14]. HUSSAIN et al [15] investigated the oxidation behavior of a commercial Ni-based superalloy Hastelloy C-4... in Physics, 1949, 12: 163-184. [6] YUAN Liang, HU Rui, ZHANG Tie-bang, LI Jin-shan, ZHANG Xiao-qing. Oxidation behavior of Hastelloy C-2000 superalloy at 800 °C and 1000 °C [J]. Transactions of Nonferrous......
, DUNAND D C. An overview of power-law creep in polycrystalline β-titanium[J]. Scripta Materialia, 2001, 45(12): 1415-1421. [14] 朱 智, 张立文, 顾森东. Hastelloy C-276合金应力松弛试验及蠕变本构方程[J]. 中国有色金属学报, 2012, 22(4): 1063-1067.ZHU Zhi, ZHANG Li-wen, GU Sen-dong. Stress relaxation test of Hastelloy C-276 alloy and its creep constitutive equation[J]. The Chinese Journal of Nonferrous Metals, 2012, 22(4......
boilers[J]. Rare Metal Materials and Engineering, 2015, 44(9): 2189-2195. [14] 朱 智, 张立文, 顾森东. Hastelloy C-276合金应力松弛试验及蠕变本构方程[J]. 中国有色金属学报, 2012, 22(4): 1063-1067. ZHU Zhi, ZHANG Li-wen, GU Sen-dong. Stress relaxation test of Hastelloy C-276 alloy and its creep constitutive equation[J]. The Chinese Journal of Nonferrous Metals, 2012, 22(4): 1063-1067. [15] GODEC M, SKOBIR D A. Coarsening behaviour......
Constitutive modelling Arrhenius equation is one of the phenomenological models and has been used to describe the flow behaviors of Hastelloy C-276 [21], Co-27Cr-5Mo alloy [22], Ti-6242S alloy [23..., 2001, 49: 3565-3573. DOI: 10.1016/S1359-6454(01)00236-1. [21] JALADURGAM N R, KANJARLA A K. Hot deformation characteristics and microstructure evolution of hastelloy C-276 [J]. Mater Sci Eng A, 2018......
过渡层,然后作为模板再提供给超导层.在无织构的金属基带中不锈钢合金以其低廉的价格,优越的性能一直受到人们的青睐.主要有以下几种合金用于涂层超导带材的金属基带材料[56-57],即Hastelloy C-276,Haynes 242,stainless steel SS304,Rene 41和Inconel 625.其中以Hastelloy C-276应用最为广泛,是目前主要使用的无织构金属基带......
of equilibrium phases in nickel-based corrosion resistant alloy 028[J]. The Chinese Journal of Nonferrous Metals, 2014, 24(2): 432-440. [7] 罗坤杰, 张麦仓, 王宝顺, 董建新. Hastelloy G-3合金热变形特性研究[J]. 稀有金属材料与工程, 2011, 40(4): 605-609.LUO Kun-jie, ZHANG Mai-cang, WANG Bao-shun, DONG Jian-xin. Research on hot deformation behavior of Hastelloy G-3 alloy[J]. Rare Metal Materials and Engineering, 2011, 40(4): 605-609. [8......
