An overview of thermally sprayed Fe-Cr-Nb-B metallic glass coatings: from the alloy development to the coating's performance against corrosion and wear

GY Koga, C Bolfarini, CS Kiminami, AM Jorge Jr… - Journal of Thermal …, 2022 - Springer
Fe-based bulk metallic glass (BMG) presents unique tribological and electrochemical
properties. Given the inherent brittle nature and dimensional limitations of Fe-based BMGs …

[HTML][HTML] Microstructure and wear behavior of Fe-based amorphous HVOF coatings produced from commercial precursors

GY Koga, R Schulz, S Savoie, ARC Nascimento… - Surface and Coatings …, 2017 - Elsevier
Wear resistant highly amorphous Fe 60 Cr 8 Nb 8 B 24 (at.%) coatings of about 280 μm
thickness were prepared through high velocity oxygen fuel (HVOF) thermal spray process …

[HTML][HTML] Challenges in optimizing the resistance to corrosion and wear of amorphous Fe-Cr-Nb-B alloy containing crystalline phases

GY Koga, T Ferreira, Y Guo, DD Coimbrão… - Journal of Non …, 2021 - Elsevier
The conflicting role of crystalline phase on the corrosion and wear resistance of the glass
former Fe 66 Cr 10 Nb 5 B 19 alloy was investigated. Amorphous to crystalline structures …

[HTML][HTML] Alloy design for microstructural-tailored boron-modified ferritic stainless steel to ensure corrosion and wear resistance

DDS Silva, ARC Nascimento, GY Koga, G Zepon… - Journal of Materials …, 2023 - Elsevier
Ferritic stainless steels armored with borides had their endurance tested in demanding both
abrasive and corrosive environment. The degradation was investigated through a very …

[HTML][HTML] Microstructural characterization and wear resistance of boride-reinforced steel coatings produced by Selective Laser Melting (SLM)

BJM Freitas, VA de Oliveira, P Gargarella… - Surface and Coatings …, 2021 - Elsevier
Surface engineering is an effective method to extend the lifespan of carbon steels submitted
to severe wear degradation. In this work, the surface of a low carbon steel (AISI 1020) was …

[HTML][HTML] Wear resistant coatings of boron-modified stainless steels deposited by plasma transferred arc

E Sigolo, J Soyama, G Zepon, CS Kiminami… - Surface and Coatings …, 2016 - Elsevier
In this research work the microstructure and wear resistance of boron-modified stainless
steel coatings were investigated. The coatings were produced by Plasma Transferred Arc …

Ultrafine-grained stainless steel with wear-resistant nanoborides decorating grain boundaries produced by laser powder bed fusion

BJM Freitas, GY Koga, LCM Rodrigues, WJ Botta Filho… - Materialia, 2024 - Elsevier
Stainless steel composites combine corrosion resistance and toughness of the metallic
matrix with wear resistance granted by hard reinforcing nanoparticles. Given their near-net …

Investigation of corrosion properties and composition of the surface formed on AISI 321 stainless steel by ion implantation

TI Dorofeeva, MV Fedorischeva, TA Gubaidulina… - Metals, 2023 - mdpi.com
In this work, the corrosion resistance of AISI 321 stainless steel is increased through. the two-
stage implantation of oxygen ions and of both aluminum and boron ions together. During ion …

[HTML][HTML] Wear and corrosion properties of HVOF coatings from Superduplex alloy modified with addition of boron

JE Berger, R Schulz, S Savoie, J Gallego… - Surface and Coatings …, 2017 - Elsevier
Fe-based protective coatings are promising alternatives to replace large or expensive
mechanical structures in aggressive environments, such as, in petrochemical industries. In …

Effect of varying chromium and titanium content on corrosion, mechanical and solid particle erosion properties of iron alloy based coating

RK Sharma, RK Das, SR Kumar - Materialwissenschaft und …, 2022 - Wiley Online Library
In the present study, three different series of iron alloy based coating materials with varying
chromium and titanium content (FeMoCSiBCr10, FeMoCSiBCr10Ti10, FeMoCSiBTi10) were …