Zobrazeno 1 - 10
of 110
pro vyhledávání: '"M. Dunđer"'
Publikováno v:
Metalurgija, Vol 57, Iss 1-2, Pp 107-110 (2018)
This paper presents the results of Finite Element Method numerical simulation performed onEN-AW5754(AlMg3), EN AW-5019 (AlMg5) plates subjected to mechanical clinching. The goal was to observe differences between aluminum plates in the same tool; and
Externí odkaz:
https://doaj.org/article/b680dc3ec8894af29411d0e11fe9bd22
Publikováno v:
Metalurgija, Vol 56, Iss 1-2, Pp 207-210 (2017)
The paper presents results of impact energy effects on real welded specimens of fine-grained high-strength S960QL steel, and elaborates the dependence of real welded specimen hardness on heat input. Results are obtained through measuring of hardness
Externí odkaz:
https://doaj.org/article/a2df87b14e564df0950fd346132f895a
Publikováno v:
Metalurgija, Vol 57, Iss 4, Pp 242-244 (2018)
The research objective was to test the parameters of real welding of the high-strength micro-alloyed S1100QL steel against the hardness and impact energy. The samples were welded at different welding parameters. Results of measuring the HV10 hardness
Externí odkaz:
https://doaj.org/article/ebca371fb1d9422f8161bb33a81b1285
Publikováno v:
Metalurgija, Vol 55, Iss 3, Pp 453-456 (2016)
This paper presents the results of weldability investigation on welded joints made of fine - grained high-strength S1100QL steel. The investigations are performed on two welded plates by HV 10 hardness measuring and by Charpy V notch testing at diffe
Externí odkaz:
https://doaj.org/article/20e9e4c696704076ab095f583303b031
Publikováno v:
Metalurgija, Vol 54, Iss 3, Pp 539-542 (2015)
This paper elaborates results of hardness and impact energy of thermal cycle simulated specimens of high-alloy steel P 91 and their dependence on cooling time from 800 to 500 °C. Results were obtained by measuring hardness HV 1 and by experimental t
Externí odkaz:
https://doaj.org/article/0a377beddb5a4c10851d8fad35e95aac
Publikováno v:
Metalurgija, Vol 54, Iss 2, Pp 403-406 (2015)
The paper deals with research into dependence of hardness and impact energy of thermal cycle simulated specimens of fine-grained structural steel S960QL on cooling time from 800 to 500 °C and on tested temperature. Results were obtained by measuring
Externí odkaz:
https://doaj.org/article/7b3acdc0a25b48da8303ef8770f13b82
Publikováno v:
Metalurgija, Vol 53, Iss 4, Pp 637-640 (2014)
The paper presents impact energy results of thermal cycle simulated specimens of quenched and tempered fine grain structural steel S960QL. These results are obtained by examining notched Charpy specimens. Upon performed metallographic analysis and me
Externí odkaz:
https://doaj.org/article/b61ef9a6e1c640c593454abedb894455
Publikováno v:
Metalurgija, Vol 53, Iss 4, Pp 627-630 (2014)
This paper presents weld thermal cycle simulation of high strength steel S960QL, and describes influence of cooling time t8/5 on hardness and impact toughness of weld thermal cycle simulated specimens. Furthermore, it presents analysis of characteris
Externí odkaz:
https://doaj.org/article/04dbad2ff00d499bbd5f4244a0584cbe
Publikováno v:
Metalurgija, Vol 53, Iss 3, Pp 335-338 (2014)
The paper presents research of weldability of microalloyed high strength steels TStE 420 and S960QL after weld thermal cycle simulation. Beside mechanical properties hardness and impact strength, the microstructures of characteristic weld thermal cyc
Externí odkaz:
https://doaj.org/article/1e89ddc6f2ce44619b85caf6869ab3be
Publikováno v:
Metalurgija, Vol 53, Iss 1, Pp 67-70 (2014)
The specimens of damaged tubes, ASTM A297 HK 40, are repaired by welding. Before repairing, solution annealing is used as a procedure for properties restitution. This paper explores the influence of used solution annealing procedure (1 050 şC / 2h)
Externí odkaz:
https://doaj.org/article/330a02dafda649a292cf2a8bab12062a