激光熔覆难熔高熵合金涂层研究进展

夏兴川, 张恩宽, 丁俭, 王玉江, 刘永长

Research Progress on Laser Cladding of Refractory High-Entropy Alloy Coatings

XIA Xingchuan, ZHANG Enkuan, DING Jian, WANG Yujiang, LIU Yongchang

表1 LC-RHEACs的基体合金种类和物相结构[31,36~38,41,42,46~63]

Table 1 Substrate types and phase structures of LC-RHEACs[31,36-38,41,42,46-63]

Coating Substrate Phase Ref. TiMoWNbZr 45 steel bcc + Ti x W1 -x [46] CrTiMoWNb x Fe y Al M2 steel bcc + Fe2Nb + (Nb, Ti)C*+ W [41,47,48] (TiZrNb)14SnMo TC4 alloy bcc [49] TiTaZr Zr bcc [50] TiNbTaZr Zr bcc [50] FeCrAlTiMoWNb3 M2 steel bcc + Fe2M + (Nb, Ti)C* [51] NiTiCrNbTa x TC4 alloy bcc + Cr2Nb + NiTi2 + B2 [52] AlNbTaZr x TC4 alloy bcc + hcp* [53] AlTiVMoNb TC4 alloy bcc [54] MoNbTaW IN-718 bcc + Laves + fcc_(Ni, M)* [36] AlMoNbTaCu x TC4 alloy bcc + hcp_Ti(Al, Cu)2* + fcc_AlCu2Ti* + TiN* [42] Al0.2CrTiVNb TC4 alloy bcc [55] AlCoCrMoV x SS 904L bcc + sigma [56] TiMoNbZr SS 316 bcc [57] TiMoNbTaW TC4 alloy bcc#1 + bcc#2 [58] Si3N4 + TiMoNbTaW TC4 alloy bcc + (Nb, Ti)5Si3 + TiN [59] TiMoNbZr TC4 alloy bcc + hcp + Mo [38] TiNiMoNbTa GTD-111 bcc + fcc + MC [37] TiNbTaZr SS 316 bcc#1 + bcc#2 + Fe2Nb* [60] Y2O3 + MoNbTaW IN-718 bcc#1 + bcc#2 + fcc_(Fe, Ni)* [61] MoNbTaW Mo bcc + fcc + WC [31] AlTiNbZr TC4 alloy bcc + AlTi3 + AlNb3 [62] TiVNbTa TC4 alloy bcc#1 + bcc#2 [63] TiVNbTaCr TC4 alloy bcc#1 + bcc#2 + Laves TiVNbTaZr TC4 alloy bcc TiVNbTaW TC4 alloy bcc#1 + bcc#2 + bcc#3