Strona: Scientific and research offer / Research and Development Laboratory for Aerospace Materials

Scientific and research offer

LABORATORY OF MECHANICAL PROPERTIES TESTING P1 – contact person: Waldemar Ziaja, PhD Eng.

Determining the mechanical properties of engineering materials with the following methods:

  • static tensile, compression and bending test at room temperature;
  • static tensile test at elevated temperature (Tmax = 1100°C);
  • creep test (Tmax = 1100°C);
  • fatigue test in the range of a small number of cycles (tension-compression) at constant stress or constant strain;
  • fatigue test in the range of a large number of cycles (tension-compression, torsion, double-sided bending) at constant stress;
  • room temperature impact test (Charpy method);
  • Brinell, Vickers and Rockwell hardness measurements;

CHEMICAL AND PHASE COMPOSITION ANALYSIS LABORATORY P2 – contact person: Andrzej Nowotnik, D.Sc. PhD. Eng. Associate Professor

Analysis of the chemical composition of materials:

  • metals, ceramics, minerals and liquids by X-ray spectrometry (XRF)
  • metal alloys, including determination of trace elements and liquids by plasma emission spectrometry (ICP)
  • conductive and non-conductive, full analysis of the chemical composition of diffusive surface layers up to a depth of 100 μm (5 μm step) by the method of glow discharge spectrometry (GDS)
  • iron, aluminum and titanium alloys by spark spectrometry
  • solids (except organic compounds) in terms of gas content: nitrogen, oxygen and hydrogen
  • quantitative and qualitative analysis of the phase composition of solid materials - mainly nickel, cobalt alloys, steel - and powders, including ceramics - by diffraction method
  • determination of the crystal orientation distribution on the surface of a single crystal - including large size single crystals - e.g. blades of the 1st and 2nd stage of a high pressure turbine of an aircraft engine by the diffractometric method. The diffractometer is equipped with a goniometer that enables research on three-dimensional surfaces
  • determination of the characteristic temperature of phase transitions and the thermal coefficient of linear expansion of the material in the temperature range of 20-1200 ° C using the dilatometric method; possibility of additional compression of samples and control of the deformation process (simulation of the thermoplastic process for a constant value of the deformation rate and load)
  • analysis of residual stresses and residual austenite by X-ray diffraction (PROTO iXRD COMBO)

METALLOGRAPHIC RESEARCH LABORATORY P3 – contact person: Grażyna Mrówka - Nowotnik, D.Sc. PhD, Eng. Associate Professor

The Metallography Lab supports you specifically in the following expertise topics:

  • microscopic examinations using light microscopy (LM), scanning electron (SEM) and transmission (TEM) methods
  • chemical composition analysis in micro-areas (SEM/EDS)
  • hardness measurements using the micro-impressions method

 

LABORATORY OF DIRECTIONAL CRYSTALLIZATION AND MONOCRYSTALLIZATION P4 – contact person: Dariusz  Szeliga, D.Sc. Eng.

Production of castings with equiaxial, columnar and monocrystalline grains by the Bridgman-Stockbarger method:

  • maximum melting point: 1700 ° C
  • maximum charge weight 15 kg
  • vacuum: 5 mPa

The lab software enables:

  • modeling of casting processes - filling the mold with liquid metal, directional and volumetric crystallization of casting alloys in the cavity of the casting mold during cooling, as well as the formation of stresses in the casting and the mold during crystallization. It is also possible to forecast the size and shape of the solid phase grains, their crystallographic orientation and casting defects, as well as the use of the so-called inverse modelling for determining thermophysical parameters of materials or boundary conditions (ProCAST software with modules: MeshCAST, Flow Solver, Thermal Solver, Stress Solver, Inverse Solver and CAFE)
  • modelling the processes of deformation and fracture of metals - the subject of numerical simulation are, among others issues: determination of the influence of the morphology of the microstructure phase components and their mechanical properties on the distribution of stresses and strains in micro-areas, determination of the conditions and criteria for the initiation of damage, taking into account the impact of the alloy microstructure, determination of the role of the constituted surface layer of the alloy in the processes of deformation and destruction of structural elements (ADINA calculation package)
  • analysis of fast-changing phenomena, i.e. high-nonlinear and short-term problems, e.g. explosions, collisions, plastic processing and others (LS-Dyna software by Livermore Software Technology Corporation)

LABORATORY FOR THE PRODUCTION OF PROTECTIVE LAYERS AND COATINGS P5 – contact person: Marek Góral , D.S.c. PhD, Eng. Associate Professor

The lab equipment enables:

  • production of ceramic coatings on hot section of aircraft engines by Low Pressure Plasma Spraying (LPPS ) and Plasma Spray Physical Vapor Deposition (PS-PVD) 
  • deposition of Thermal Barrier Coating (TBC) by Electron Beam Physical Vapor Deposition (EB-PVD) on elements of hot section of aircraft engines, e.g. turbine blades of the 1st and 2nd stage
  • production of heat-resistant layers of NiAl in the low- and high-active aluminization process, including modification with hafnium and zirconium on the substrate of nickel and cobalt superalloys
  • production of TiN coating by the Chemical Vapor Deposition (CVD) method
  • production of TBC on stationary elements using the Atmospheric Plasma Spraying method (APS) 
  • spraying of ceramic coatings by the Suspension Plasma Spraying (SPS) method
  • production of metallic and carbide coatings in High Velocity Oxygene Fuel (HVOF) processes
  • metallization process using the combustion powder flame spray method
  • selection of thermal spray conditions using available methods (APS, HVOF) with DPV Evolution measurement systems (particle temperature velocity and size, 2D Mapping of plume)
  • plasma nitriding of selected types of steels
  • determination of mechanical properties (hardness, Young's modulus) and adhesion to the substrate of diffusion layers and protective coatings with a depth or thickness of up to 1 mm in a diamond indenter scratch test under constant or variable load
  • production of corrosion and wear-resistant conversion coatings on light metal alloys in the anodizing, hard anodizing and glow processes
  • determination of the protective properties of conversion and electroplating coatings produced on the substrate of metal alloys - their weight, thickness, wear resistance under friction and corrosion conditions
  • determination of corrosion resistance of metals and alloys: salt spray tests, determination of susceptibility to intergranular corrosion of stainless steels, acid-resistant steels and non-ferrous alloys, determination of metal alloys susceptibility to pitting corrosion, determination of susceptibility of aluminium alloys to layer corrosion, evaluation of corrosion kinetics by electrochemical methods alternating current, gravimetric, by measuring the volume of released hydrogen

LABORATORY OF HEAT AND THERMO-CHEMICAL TREATMENT P6 – contact person: Maciej Pytel, D.Sc. Eng.

The equipment in the lab enables the following processes:

  • heat treatment of nickel and titanium superalloys, tool and bearing steels at temperatures up to 1350 ° C in a vacuum
  • carburizing and nitriding of low-alloy steels with the use of acetylene and ammonia
  • hardening is carried out using the modern high pressure gas method with the use of N2 and Ar medium
  • induction hardening
  • thermochemical aluminizing and nitriding as well as high-temperature treatment

LABORATORY FOR TESTING PHYSICAL AND CHEMICAL PROPERTIES P7 – contact person: Marcin Drajewicz , D.Sc. PhD, Eng. Associate Professor

The research equipment in the laboratory enables:

  • analysis of the specific density of solids in a gas pycnometer
  • volumetric (apparent) density analysis in a quasi-liquid pycnometer
  • determination of granulation of solid particles in the air
  • measurement of thermal conductivity and thermal diffusivity by laser pulse method - high precision and repeatability, short measurement time, as well as the ability to perform tests for samples of various shapes and sections measurements of solid and liquid samples as well as 2 and 3 layer laminates; measurement in an inert atmosphere up to a temperature of 2000°C
  • thermal analysis (TG, TG-DTA, TG-DSC) of metals and their alloys, ceramics, polymers and composites in the temperature range from 20 to 1600°C

LABORATORY OF LASER AND HIGH-SPEED MACHINING P8 -  contact person: Andrzej Gradzik, D.Sc. Eng.

The equipment in the laboratory enables:

  • research and implementation work in the field of machining difficult-to-cut materials used in aviation technology
  • testing of the cutting process in terms of measuring the components of the cutting force, the temperature in the cutting zone, the roughness of the machined surface and vibrations in the processes of turning, milling and drilling.

Laser technology enables the following processes:

  • deposition and surfacing of powders of metallic materials with the use of a laser beam
  • cutting small diameter holes, both in metallic and ceramic materials
  • production of protective layers with good corrosion resistance, including high-temperature resistance, abrasive wear and erosion by laser surfacing with the use of metal alloy powders as an additional material