Microstructure and Mechanical Properties of Welded Additively Manufactured Stainless Steels SS316L

2019 ◽  
Vol 25 (5) ◽  
pp. 1278-1286 ◽  
Author(s):  
T. Pasang ◽  
A. Kirchner ◽  
U. Jehring ◽  
M. Aziziderouei ◽  
Y. Tao ◽  
...  
2010 ◽  
Vol 129-131 ◽  
pp. 886-890
Author(s):  
Da Wei Cui

The influence of solution annealing on the microstructure and mechanical properties of high nitrogen Fe-Cr-Mn-Mo-N austenitic stainless steels prepared by MIM was investigated. The results show that the solution treatment can improve the microstructure and properties of the stainless steels significantly. The sintered specimens before solution annealing consist of γ-austenite and embrittling intergranular Cr2N precipitates, showing a low mechanical property. After solid solution annealing, the specimens reveal a fully austenitic structure without any intergranular nitrides, whose tensile properties are much higher than those without solution annealing, which is attributed to the elimination of the nitride precipitation along the grain boundaries and the greater amount of nitrogen retained in solid solution. A mixed mode of intergranular and dimple fracture happen to the specimens before solid solution treatment, while a completely tough fracture of dimple happen to those after solid solution treatment.


2006 ◽  
Vol 513 ◽  
pp. 35-50
Author(s):  
K. Sikorski ◽  
Agnieszka Szymańska ◽  
M. Sekuła ◽  
D. Kowalczyk ◽  
Jan Kazior ◽  
...  

The aim of the study was to obtain a ferritic-austenitic stainless steel through sintering of the mixture of austenitic steel AISI 316L powders with silicon in the amount ranging from 1 to 7%. The pressed mixtures were sintered at 1240oC for 60 minutes under hydrogen atmosphere. The results of the silicon admixture on the density, porosity, microstructure and mechanical properties of the sintered specimens are discussed.


2016 ◽  
Vol 42 (4) ◽  
pp. 213
Author(s):  
Damian Koclęga ◽  
Agnieszka Radziszewska ◽  
Sławomir Kąc ◽  
Włodzimierz Zowczak ◽  
Aleksandra Dębowska ◽  
...  

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