Zdeněk Pitrmuc
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View article: Dry Machining of Inconel 713LC: Surface Integrity and Force Response to Cutting Conditions
Dry Machining of Inconel 713LC: Surface Integrity and Force Response to Cutting Conditions Open
While the machining of Inconel 718 has been widely studied, its cast counterpart Inconel 713LC remains underexplored, despite its relevance in high-temperature aerospace and energy components. This work presents a comprehensive investigati…
View article: Removing High-Velocity Oxyfuel Coatings Through Electrolytic Dissolution
Removing High-Velocity Oxyfuel Coatings Through Electrolytic Dissolution Open
High-velocity oxyfuel (HVOF) coatings are used to protect components from corrosion and wear at higher temperatures and from wearing out after a certain period of time. Hence, to enhance the life of components, further recoating is require…
View article: Mechanical and Microstructural Anisotropy of Laser Powder Bed Fusion 316L Stainless Steel
Mechanical and Microstructural Anisotropy of Laser Powder Bed Fusion 316L Stainless Steel Open
This paper aims at an in-depth and comprehensive analysis of mechanical and microstructural properties of AISI 316L austenitic stainless steel (W. Nr. 1.4404, CL20ES) produced by laser powder bed fusion (LPBF) additive manufacturing (AM) t…
View article: Production Process Planning in Additive Manufacturing and Conventional Machining Technology Manufacturing System
Production Process Planning in Additive Manufacturing and Conventional Machining Technology Manufacturing System Open
Main goal of this study is to describe and design manufacturing system which is using Additive manufacturing technology for production of semi-finished products and conventional machining technology for finishing operations, then demonstra…
View article: Surface Integrity after Turning a Duplex Stainless Steel with Respect to Tool Geometry
Surface Integrity after Turning a Duplex Stainless Steel with Respect to Tool Geometry Open
This study deals with surface integrity expressed in terms of stress state as well as microstructure alterations after turning a duplex stainless steel.Residual stresses and the presence of strain-induced martensite are studied as function…
View article: ANALYSIS OF MATERIAL REMOVAL ON RADIAL COMPRESSOR WHEEL OF AIRCRAFT ENGINE AFTER FINISHING PRODUCTION OPERATIONS USING CMM
ANALYSIS OF MATERIAL REMOVAL ON RADIAL COMPRESSOR WHEEL OF AIRCRAFT ENGINE AFTER FINISHING PRODUCTION OPERATIONS USING CMM Open
View article: COMPARISON OF PARAMETERS OF SURFACE INTEGRITY OF MACHINED DUPLEX AND AUSTENITE STAINLESS STEELS IN RELATION TO TOOL GEOMETRY
COMPARISON OF PARAMETERS OF SURFACE INTEGRITY OF MACHINED DUPLEX AND AUSTENITE STAINLESS STEELS IN RELATION TO TOOL GEOMETRY Open
The goal of this contribution was to describe parameters of surface integrity of two machined materials; austenite and duplex stainless steel. Residual stresses and presence of straininduced martensite were studied as a function of the sid…
View article: FOD Experimental Simulation and Analysis of Potential Benefits of Modified Blisk Geometry
FOD Experimental Simulation and Analysis of Potential Benefits of Modified Blisk Geometry Open
The article deals with testing of the resistance against Foreign Object Damage (FOD) on leading edges of blisks (blade disks) in turboprop engines made of Ti6Al4V alloy. Such damage can occur during operation, when rapidly rotating compres…
View article: Importance and Methods of Residual Stress Profile Measurement
Importance and Methods of Residual Stress Profile Measurement Open
The contribution is dedicated to surface integrity assessment of components from the point of view of residual stress profile after machining and finishing technologies. Residual stresses play the key role for dynamic life and service reli…
View article: Tool Geometry Influence on Surface Integrity of Machined Austenite Stainless Steel
Tool Geometry Influence on Surface Integrity of Machined Austenite Stainless Steel Open
The goal of this contribution was to describe the microstructure and properties changes of difficult to cut materials after turning. Surface residual stresses, roughness, microstructure of AISI 304 type stainless steel were studied as a fu…
View article: Grinding of Inconel 713 Superalloy for Gas Turbines
Grinding of Inconel 713 Superalloy for Gas Turbines Open
From the viewpoint of residual stresses and microstructure of ground surface, Inconel 713 superalloy is an attractive material since it is frequently used in high temperature gas turbine applications where residual stresses are relevant fo…
View article: Application of Laser Shock Processing
Application of Laser Shock Processing Open
Laser Shock Processing (LSP), or strengthening the material surface by laser shock wave is very modern and progressive technique, which allows a significant increase in fatigue life of cyclically loaded parts. The compressive residual stre…
View article: New possibilities for efficient laser surface treatment by diode‐pumped kW‐class lasers
New possibilities for efficient laser surface treatment by diode‐pumped kW‐class lasers Open
The newly developed so call multy‐slab laser at premise of the research centre HiLASE is already recognized as a potential new source for efficient laser surface treatments. Once the system is in full operation the pulses of up to 100J wit…