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Year 2004 No 3

Dudek R., Dobrovský L., Dobrovská J.
STUDY OF THE METALLURGICAL SLAGS PROPERTIES FROM THE VIEWPOINT OF PHASE TRANSFORMATION
Keywords: metallurgical slags|surface tension|phase analysis|temperature dependence|
No 3 (2004), p. 169-178
  mag01.pdf (302 kB)
mag01_eng.txt (1 kB)  

Mazancová E, Jonšta Z., Mazanec K.
CHEMICAL METALLURGY CHARACTERISATICS OF STEELS AND THEIR TRANSFORMATION INTO ACICULAR FERRITE
Keywords: acicular ferrite|bainite|non-metallic inclusions|intragranular nucleation|interfacial energy|Mn-depleted zone|
No 3 (2004), p. 179-185
  mag02.pdf (221 kB)
mag02_eng.txt (676 B)  

Szurman I., Kursa M., Rohál J., Sklenaříková I.
MEASUREMENT AND MONITORING OF TRANSFORM. TEMPERATURES IN Ni-TiALLOYS WITH USE OF METHOD OF CONTINUOUS CHANGE OF RESISTIVITY AS FUNCTION OF TEMPERATURE
Keywords: shape memory alloys|resistometric method|thermoelastic martensite|
No 3 (2004), p. 186-192
  mag03.pdf (541 kB)
mag03_eng.txt (2 kB)  

Mohyla P.
AFFECT OF TEMPERING TEMPERATURES ON MECHANICAL PROPERTIES OF WELD JOINTS IN LOW-ALLOY CREEP-RESISTANT STEELS
Keywords: Low-alloy steel|creep resistant steel|PWHT|secondary hardening|MX particles|T23|T23|T25|15 128|
No 3 (2004), p. 193-200
  mag04.pdf (331 kB)
mag04_eng.txt (1 kB)  

Greger M., Kocich R.
MECHANICAL PROPERTIES OF TUNGSTEN ALLOYS FOR MODERN CONSTRUCTIONS
Keywords: tungsten alloys|mechanical properties|structure|
No 3 (2004), p. 201-208
  mag05.pdf (510 kB)
mag05_eng.txt (2 kB)  

Dobrovská J., Hrbáček K., Dobrovská V., Stránský K., Dobrovský L.
STUDY OF NICKEL-BASED SUPERALLOY CHEMICAL MICROHETEROGENEITY
Keywords: Ni-based superalloy|microsegregation|partition coefficients|
No 3 (2004), p. 209-218
  mag06.pdf (539 kB)
mag06_eng.txt (2 kB)  

Tomčík P., Švrčková R., Trojan R., Hrubý J.
INFLUENCE ALTERNATE AND STEADY MAGNETIC FIELD ON FLOW STRESS CURVES FROM THE TENSILE TEST FOR STEEL 12013
Keywords: Flow stress|strain|strain rate|steady magnetic field|alternate magnetic field|magnetic treatment|total strain at fracture|
No 3 (2004), p. 219-224
  mag07.pdf (374 kB)
mag07_eng.txt (472 B)  

Slíva A., Zegzulka J.
THE 3DIMENSIONAL (TRIAXIAL) INDICATOR FOR A BULK SOLID PRESSURE OBSERVATION IN A SILO
Keywords: 3Dimensional (Triaxial) Indicator|Bulk Solid|Pressure|Silo|
No 3 (2004), p. 225-229
  mag08.pdf (497 kB)
mag08_eng.txt (1 kB)  

Tomčík P., Kulhánek J., Švrčková R., Hrubý J.
TEMPERATURE MEASUREMENT DURING COLD TENSILE TEST
Keywords: Flow stress|strain|adiabatic heating|thermocouple|strain rate|
No 3 (2004), p. 230-235
  mag09.pdf (474 kB)
mag09_eng.txt (424 B)  

Kristofory F., Mohyla M., Mikuláš D., Vítek J.
INFLUENCE OF MANGANESE ON SULPHUR EMBRITTLEMENT OF NICKEL AND NICKEL ALLOYS ELECTRODEPOSITS
Keywords: Electrodeposited nickel|nickel-cobalt alloys|sulphur embrittlement|manganese|mechanical properties|internal stress|
No 3 (2004), p. 236-241
  mag10.pdf (254 kB)
mag10_eng.txt (464 B)  

Slíva A., Zegzulka J.
INFLUENCE OF POWDER COATING DEVICES ON COATING EFFECTIVENESS
Abstract
Theoretically, the finest guest coating particles may decrease AOR (Angle of Repose, [1]), which is the flowability factor. Although the conjecture is true generally, the effect of guest particle size distribution plays main role in the flow process in storage and handling systems. It means, that both nano and micron particles included inside the size distribution range of coating particles influence the coating process and thus the flowability as well. The wide size distribution causes a lubricant effect among coated particles.
In the paper, for investigation of effectiveness of used coating devices and guest particle size distribution, AOR values of the reference sample are measured on Hosokawa Powder Tester. The AOR measured values show excellent coating effectiveness by coating the referent sample with MAIC and Hybridizer, which are typical commercial coating devices.

Keywords: Coating|article Size Distribution|Hybrodizer|
No 3 (2004), p. 242-244
  mag11.pdf (264 kB)
mag11_eng.txt (904 B)  

Tůma J.
ANGULAR VIBRATION MEASUREMENTS OF THE POWER DRIWING SYSTEMS
Keywords: Angular vibration|phase demodulation|Hilbert transform|phase unwrapping|impulse signal|transmission error|
No 3 (2004), p. 245-252
  mag12.pdf (505 kB)
mag12_eng.txt (1 kB)