Precipitates evolution during isothermal aging and its effect on tensile properties for an AFA alloy containing W and B elements
M Shu, Q Zhou, J Xiao, Z Zhou, Y Sun, L Chen… - Journal of Materials …, 2023 - Springer
Abstract A 20Cr-25Ni-2.5 Al alumina-forming austenitic alloy containing W and B elements
was aged at 923 K for 5000 h, and the microstructure and tensile properties with different …
was aged at 923 K for 5000 h, and the microstructure and tensile properties with different …
[HTML][HTML] Improved creep resistance of 20Cr25NiNb heat resistant steels through grain boundary intermetallic precipitation strengthening
M Shu, Q Zhou, Y Shen, Z Zhou, P Wang… - Journal of Materials …, 2023 - Elsevier
The creep performance of 20Cr25NiNb austenitic steel through the addition of W, Mo, and B
elements was investigated. W and Mo enhanced high temperature creep resistance …
elements was investigated. W and Mo enhanced high temperature creep resistance …
Mechanism of mitigating quenching cracking for B-containing 9Cr martensitic heat resistant steel by austempering process
Y Zhang, G Shen, J Gu, J Zhang - Engineering Failure Analysis, 2023 - Elsevier
B-containing 9Cr martensitic steels are attractive materials for specific industrial applications
due to their excellent high-temperature strength and ductility. However, quenching large …
due to their excellent high-temperature strength and ductility. However, quenching large …
Preferential distribution behavior of B and its enhancement on creep strength of alumina-forming austenitic heat-resistant steel
M Shu, Q Zhou, G Li, X Liang, H Ming, Y Sun… - Materials …, 2023 - Elsevier
The addition of a trace amount of 20 ppm B significantly enhanced the creep performance of
the 2.5 Al-AFA alloy at 650° C, demonstrating sustained improvement even after prolonged …
the 2.5 Al-AFA alloy at 650° C, demonstrating sustained improvement even after prolonged …
Serrated flow in nickel base super alloy 720Li at 350 and 450° C: Effect of chromium and cobalt segregation at dislocation core
The tensile flow behavior of nickel base super alloy 720Li is investigated in the temperature
range of 25 to 720° C. At 350 and 450° C, 720Li alloy exhibits serrated flow and the cause …
range of 25 to 720° C. At 350 and 450° C, 720Li alloy exhibits serrated flow and the cause …
On the Competitive Substitutional Partitioning During Nano-pearlitic Transformation in Multicomponent Steels
Bulk nano-pearlitic microstructure with apparent interlamellar spacing below 100 nm has
been attained by rapidly undercooling a hypereutectoid multicomponent steel below …
been attained by rapidly undercooling a hypereutectoid multicomponent steel below …