An insight to wetting and joining of HfB2 and ZrB2 based ultra high temperature Ceramics: A review

S Bajpai, S Dubey, T Venkateswaran, SS Singh… - Chemical Engineering …, 2024 - Elsevier
Stringent applications of HfB 2 and ZrB 2 based ultra-high temperature ceramics (UHTCs)
for hypersonic and re-entry space vehicles necessitate their joining with ceramics or metallic …

Interfacial microstructure and mechanical properties of ZrB2SiCC ceramic and GH99 superalloy joints brazed with a Ti-modified FeCoNiCrCu high-entropy alloy

LX Zhang, JM Shi, HW Li, XY Tian, JC Feng - Materials & Design, 2016 - Elsevier
A kind of novel composite filler was designed using FeCoNiCrCu high entropy alloy and
pure Ti foil. ZrB 2 single bondSiCsingle bondC ceramic and GH99 superalloy were brazed …

Wettability and interfacial phenomena in the liquid‐phase bonding of refractory diboride ceramics: Recent developments

R Asthana, N Sobczak, M Singh - International Journal of …, 2022 - Wiley Online Library
Joining and integration technologies are integral to manufacturing of components based on
ultrahigh‐temperature ceramics (UHTCs) such as transition metal diborides. Brazing is a …

Fabrication and characterisation of high-performance joints made of ZrB2-SiC ultra-high temperature ceramics

X Jin, J Yang, Y Sun, P Li, C Hou, Y Zhao… - Journal of the European …, 2021 - Elsevier
Joining is crucial for ultra-high temperature ceramics (UHTCs) to be used in demanding
environments due to the difficulty in manufacturing large and complex ceramic components …

Brazing ZrB2-SiC ceramics to Ti6Al4V alloy with TiCu-based amorphous filler

Y Liu, G Wang, W Cao, H Xu, Z Huang, D Zhu… - Journal of Manufacturing …, 2017 - Elsevier
In this work, the Ti-6Al-4V alloy and ZrB 2-SiC ultra-high temperature ceramic joint was
brazed by TiCuZrNi amorphous filler at 910° C with varied holding time. The element …

Innovative powder-based wettability evaluation of HfB2-ZrB2-SiC-B4C-CNT composite: Effect of surface roughness and ambient conditions

S Bajpai, KP Singh, A Bhadauria, T Venkateswaran… - Surfaces and …, 2023 - Elsevier
Active metal brazing, the most common method for joining UHTCs, necessitates the
wettability of diborides in contact with filler layer, which is evaluated in present work using a …

[PDF][PDF] An introduction to the calphad method and the compound energy formalism (CEF)

G Cacciamani - Tecnologia em Metalurgia, Materiais e …, 2016 - tecnologiammm.com.br
AN INTRODUCTION TO THE CALPHAD METHOD AND THE COMPOUND ENERGY
FORMALISM (CEF) Page 1 16 Tecnol. Metal. Mater. Miner., São Paulo, v. 13, n. 1, p. 16-24 …

Wetting and interfacial behaviour in the TiB2-NiCrBSiC system

M Storozhenko, O Umanskyi, V Krasovskyy… - Journal of Alloys and …, 2019 - Elsevier
The wetting and interfacial behaviour in the TiB 2-NiCrBSiC system have been investigated
in this study. Wetting tests of the TiB 2 solid ceramic sample by the NiCrBSiC self-fluxing …

ZrB2–SiC/Ti6Al4V joints: wettability studies using Ag- and Cu-based braze alloys

F Valenza, C Artini, A Passerone, ML Muolo - Journal of Materials Science, 2012 - Springer
In this paper, a study is presented on the wettability of ZrB 2 ceramics (pure ZrB 2 and ZrB 2–
SiC composite) and of the Ti6Al4V alloy by pure Cu and Ag and their alloys with Ti to be …

Wetting, reactivity, and phase formation at interfaces between Ni–Al melts and TiB2 ultrahigh‐temperature ceramic

L Xi, I Kaban, R Nowak, G Bruzda… - Journal of the …, 2018 - Wiley Online Library
The wetting, reactivity, and phase formation at the liquid Ni–Al/TiB2 ceramic interfaces have
been investigated at the temperatures close to the Ni–Al liquidus line. The wetting kinetics …