. "Ma\u0161ek, Bohuslav" . . . "Malina, Ji\u0159\u00ED" . . "D\u00EDky vynikaj\u00EDc\u00EDm mechanick\u00FDm vlastnostem, lze vyu\u017E\u00EDvat dut\u00E9 h\u0159\u00EDdele s ten\u010D\u00ED st\u011Bnou ne\u017E z konven\u010D\u00EDch materi\u00E1l\u016F. I p\u0159i vlastn\u00EDm tepeln\u00E9m zpracov\u00E1n\u00ED se pou\u017E\u00EDv\u00E1 ni\u017E\u0161\u00EDch teplot oh\u0159evu, co\u017E vede k dal\u0161\u00EDm energetick\u00FDm \u00FAspor\u00E1m." . . . . . "V\u00FDroba dut\u00FDch h\u0159\u00EDdel\u016F z oceli TRIP" . . "Manufacturing hollow shafts from TRIP steel"@en . "multi-phase structure; TRIP steel; reverse rotational extrusion; hollow semi-product"@en . "RIV/49777513:23210/08:00501436" . "3"^^ . . "V sou\u010Dasn\u00E9 dob\u011B jsou hled\u00E1ny nov\u00E9 typy materi\u00E1l\u016F, kter\u00E9 umo\u017E\u0148uj\u00ED sni\u017Eovat n\u00E1klady na v\u00FDrobu, vyroben\u00FD kus, spot\u0159ebu energie atd. Jedn\u00EDm typem t\u011Bchto materi\u00E1l\u016F jsou \u00FAsporn\u011B legovan\u00E9 oceli TRIP, kter\u00E9 maj\u00ED vynikaj\u00EDc\u00ED kombinaci pevnosti a ta\u017Enosti. Z t\u011Bchto materi\u00E1l\u016F se dosud vyr\u00E1b\u011Bj\u00ED pouze plechy pro karoserie aut. V\u00FDhody t\u011Bchto ocel\u00ED nebyly dosud vyu\u017Eity pro v\u00FDrobu jin\u00FDch typ\u016F sou\u010D\u00E1st\u00ED. Z tohoto d\u016Fvodu by navr\u017Een a odzkou\u0161en zcela nov\u00FD nekonve\u010Dn\u00ED technologick\u00FD \u0159et\u011Bzec, kter\u00FD umo\u017E\u0148uje flexibiln\u011B vyrobit dut\u00E9 polotovary o vysok\u00E9 ta\u017Enosti a pevnosti t\u00E9m\u011B\u0159 1000 MPa. Na n\u00EDzkolegovan\u00FDch ocel\u00EDch C-Mn-Si a C-Mn-Si-Nb bylo provedeno rota\u010Dn\u00ED zp\u011Btn\u00E9 protla\u010Dov\u00E1n\u00ED za polotepla, p\u0159i\u010Dem\u017E byla pou\u017Eita nekonven\u010Dn\u00ED teplota tv\u00E1\u0159en\u00ED 700\u00B0C. T\u00EDm vznikl z pln\u00E9 ty\u010De bezt\u0159\u00EDskovou technologi\u00ED dut\u00FD polotovar, kter\u00FD byl podroben interkritick\u00E9mu \u017E\u00EDh\u00E1n\u00ED. P\u0159i n\u00E1vazn\u00E9m reduk\u010Dn\u00EDm v\u00E1lcov\u00E1n\u00ED byly vyvinutou inovativn\u00ED technologi\u00ED vyrobeny n\u00E1sobn\u011B osazen\u00E9 polotovary dut\u00FDch h\u0159\u00EDdel\u00ED."@cs . "Manufacturing hollow shafts from TRIP steel"@en . "P(1M06032)" . . . . "FOR_TC_04-08" . . . "3"^^ . . "V\u00FDroba dut\u00FDch h\u0159\u00EDdel\u016F z oceli TRIP"@cs . "Sta\u0148kov\u00E1, Hana" . "V\u00FDroba dut\u00FDch h\u0159\u00EDdel\u016F z oceli TRIP"@cs . "V sou\u010Dasn\u00E9 dob\u011B jsou hled\u00E1ny nov\u00E9 typy materi\u00E1l\u016F, kter\u00E9 umo\u017E\u0148uj\u00ED sni\u017Eovat n\u00E1klady na v\u00FDrobu, vyroben\u00FD kus, spot\u0159ebu energie atd. Jedn\u00EDm typem t\u011Bchto materi\u00E1l\u016F jsou \u00FAsporn\u011B legovan\u00E9 oceli TRIP, kter\u00E9 maj\u00ED vynikaj\u00EDc\u00ED kombinaci pevnosti a ta\u017Enosti. Z t\u011Bchto materi\u00E1l\u016F se dosud vyr\u00E1b\u011Bj\u00ED pouze plechy pro karoserie aut. V\u00FDhody t\u011Bchto ocel\u00ED nebyly dosud vyu\u017Eity pro v\u00FDrobu jin\u00FDch typ\u016F sou\u010D\u00E1st\u00ED. Z tohoto d\u016Fvodu by navr\u017Een a odzkou\u0161en zcela nov\u00FD nekonve\u010Dn\u00ED technologick\u00FD \u0159et\u011Bzec, kter\u00FD umo\u017E\u0148uje flexibiln\u011B vyrobit dut\u00E9 polotovary o vysok\u00E9 ta\u017Enosti a pevnosti t\u00E9m\u011B\u0159 1000 MPa. Na n\u00EDzkolegovan\u00FDch ocel\u00EDch C-Mn-Si a C-Mn-Si-Nb bylo provedeno rota\u010Dn\u00ED zp\u011Btn\u00E9 protla\u010Dov\u00E1n\u00ED za polotepla, p\u0159i\u010Dem\u017E byla pou\u017Eita nekonven\u010Dn\u00ED teplota tv\u00E1\u0159en\u00ED 700\u00B0C. T\u00EDm vznikl z pln\u00E9 ty\u010De bezt\u0159\u00EDskovou technologi\u00ED dut\u00FD polotovar, kter\u00FD byl podroben interkritick\u00E9mu \u017E\u00EDh\u00E1n\u00ED. P\u0159i n\u00E1vazn\u00E9m reduk\u010Dn\u00EDm v\u00E1lcov\u00E1n\u00ED byly vyvinutou inovativn\u00ED technologi\u00ED vyrobeny n\u00E1sobn\u011B osazen\u00E9 polotovary dut\u00FDch h\u0159\u00EDdel\u00ED." . "http://fortech.zcu.cz/publications/2008/FOR_TC_04-08.pdf" . . . . "RIV/49777513:23210/08:00501436!RIV09-MSM-23210___" . "Pro v\u00FDrobu dut\u00FDch h\u0159\u00EDdel\u00ED z oceli TRIP byl sestaven nov\u00FD technologick\u00FD \u0159et\u011Bzec zahrnuj\u00EDc\u00ED rotoa\u010Dn\u00ED zp\u011Btn\u00E9 protla\u010Dov\u00E1n\u00ED, interkritick\u00E9 \u017E\u00EDh\u00E1n\u00ED a reduk\u010Dn\u00ED v\u00E1lcov\u00E1n\u00ED za studena." . . . "[0EBFBFE12C6D]" . "V\u00FDroba dut\u00FDch h\u0159\u00EDdel\u016F z oceli TRIP" . "23210" . . "404212" . "New materials are currently being sought that lower the cost of production, piece production, energy consumption, etc. An example of this material is low-alloyed steel, TRIP, which has an excellent combination of strength and ductility. Until now, this material has only been used for automobile bodywork. The advantages of this material have not been used in other components. Therefore, a new unconventional technology chain was developed and tested that enables flexible production of hollow semi-products with high ductility and strength of almost 1000 Mpa. Reverse rotation extrusion at medium heat was carried out on low-alloyed steels C-Mn-Si and C-Mn-Si-Nb at the unconventional forming temperature of 700\u00B0C. A hollow semi-product was thus created from a solid rod using no-waste technology. This was then subjected to intercritical heating. During the subsequent reduction rolling an innovative technology was developed to manufacture multiple-stepped semi-formed hollow shafts."@en .