. . "The project implementation has dealt with the impact of different kinds of surface defects concerning formability of wires made of micro-alloyed steel (23MnB4) as based on boron, and delivered by different producers. The emphasis has been put on investig"@en . . "0"^^ . "The influence of surface defects on formability and properties the microalloyed steel wire for production of high stability connect component"@en . "Neuvedeno."@en . "Vliv povrchov\u00FDch vad na tva\u0159itelnost a u\u017Eitn\u00E9 vlastnosti dr\u00E1tu z mikrolegovan\u00E9 oceli ur\u010Den\u00E9ho pro v\u00FDrobu vysokopevn\u00FDch spojovac\u00EDch sou\u010D\u00E1st\u00ED" . . "\u0158e\u0161en\u00E1 problematika projektu se t\u00FDkala vlivu r\u016Fzn\u00FDch druh\u016F povrchov\u00FDch vad na tva\u0159itelnost dr\u00E1t\u016F z\u00A0mikrolegovan\u00E9 ocel\u00ED na b\u00E1zi b\u00F3ru (23MnB4) od r\u016Fzn\u00FDch v\u00FDrobc\u016F, d\u016Fraz byl polo\u017Een na vlastnosti a tva\u0159itelnost dr\u00E1tu od\u00A0v\u00FDrobce - T\u0159ineck\u00FDch \u017Eelez\u00E1ren a. s."@cs . "16"^^ . . . "16"^^ . . "Jedn\u00EDm ze st\u011B\u017Eejn\u00EDch v\u00FDrobk\u016F z\u00E1vodu Dr\u00E1tovny \u017DDB a. s. je ocelov\u00FD dr\u00E1t z mikrolegovan\u00E9 oceli pro v\u00FDrobu spojovac\u00EDch sou\u010D\u00E1st\u00ED technologi\u00ED p\u011Bchov\u00E1n\u00ED a protla\u010Dov\u00E1n\u00ED za studena. Z\u00E1kladn\u00EDm kvalitativn\u00EDm po\u017Eadavkem je odpov\u00EDdaj\u00EDc\u00ED jakost povrchu, kter\u00E1 mus\u00ED umo\u017E\u0148ovat v\u00FDrobu sou\u010D\u00E1st\u00ED bez vzniku trhlin. Z tohoto d\u016Fvodu mus\u00ED b\u00FDt velk\u00E1 \u010D\u00E1st spot\u0159eby \u0159e\u0161ena dovozem ze z\u00E1padn\u00ED Evropy. \u00DAsp\u011B\u0161n\u00E9 ukon\u010Den\u00ED II. etapy rekonstrukce kontidr\u00E1tov\u00E9 trati v T\u017D a.s.(zm\u011Bna vstupn\u00EDho polotovaru - kvadr\u00E1t 108 na kvadr\u00E1t 150 mm) d\u00E1v\u00E1 dobr\u00E9 p\u0159edpoklady pro zlep\u0161en\u00ED jakosti povrchu v\u00E1lcovan\u00E9ho dr\u00E1tu tuzemsk\u00E9 v\u00FDroby. Proveden\u00EDm a statistick\u00FDm vyhodnocen\u00EDm zkou\u0161ek tva\u0159itelnosti dr\u00E1tu z mikrolegovan\u00E9 oceli, tak rovn\u011B\u017E modelov\u00E1n\u00EDm chov\u00E1n\u00ED vady (vrubu) v procesu tv\u00E1\u0159en\u00ED bude vytvo\u0159ena \u0161irok\u00E1 datab\u00E1ze experiment\u00E1ln\u00EDch i modelov\u00FDch v\u00FDsledk\u016F. Nov\u011B vytvo\u0159en\u00E1 datab\u00E1ze spolu s matematick\u00FDm modelov\u00E1n\u00EDm tv\u00E1\u0159ec\u00EDch operac\u00ED umo\u017En\u00ED vypracov\u00E1n\u00ED sm\u011Brnic pro konstrukt\u00E9ry a technology. V\u00FDsledkem bude podstatn\u00E9 zlep\u0161en\u00ED konstruk\u010Dn\u00EDho n\u00E1vrhu" . . . "One of important product of ZDB Company is the microalloyed steel wire for production the connecting components with upsetting and extrusion technology. Very importent requirement is responsible surface quality, that must be produced the components without surface cracks. The high part of semi-product is made the import. The succesful finishing of reconstruction rolling-mill in T\u0159inec Steel Company give very good precondition for improvement the surface quality of inland steel wire. The extensive database of experimental and mathematical results will made by formability tests of microalloyed steel wire and by behavior the surface crack in forming process. This experimental database and mathematical simulation of forming process will create the direction for design engineer and technologist. The record will be the vital innovation of constructional proposal connecting components have to a respects construction technology. From views of producent high up-unyielding connecting components of"@en . . . "http://www.isvav.cz/projectDetail.do?rowId=GA106/02/0412"^^ . "2008-06-02+02:00"^^ . . . . . "1"^^ . . . "1"^^ . "GA106/02/0412" . . . .