duplex stainless steel. mechanical properties. quality controlErtel, Jozef, 1988- The influence of the filler material on weld joints made of duplex stainless steels / aut. Jozef Ertel, Jozef Bárta, Milan Marônek, Jozef Bílik. -- DOI: 10.4028/www.scientific.net/MSF.862.59. Bárta, Jozef, 1983-. Marônek, Milan, 1961-. Bílik, Jozef, 1961- In: Materials Science Forum. -- ISSN 0255-5476. -- Vol. 862. Novel Trends in Production Devices and Systems III. Special topic volume with invited peer reviewed papers only, (2016), s. 59-65.