Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu
Fine grain micro alloyed high strength steels for process equipment
Abstract
Finozrni mikrolegirani čelici povišene čvrstoće potiskuju mnoge do sada korišćene konstrukcione čelike zahvaljujući optimalnoj kombinaciji mehaničkih karakteristika, zavarljivosti i cene, što je postignuto pažljivim izborom kemijskog sastava i kontrolisanom termomehaničkom obradom. To se posebno odnosi na drugu generaciju finozrnih mikrolegiranih čelika povišene čvrstoće za čije zavarivanje nije potrebno predgrevanje, zahvaljujući ograničenom sadržaju ugljenika i mangana (maks. 0,10% С i maks. 1,6% Mn). Tipični primeri druge generacije ovih čelika su niomoli, istog nivoa napona tečenja kao niovali, ali sa višestruko manjom sklonošću ka martenzitnoj transformaciji.
Fine grain micro alloyed high strength steels replace most of conventional structural steels in recent years due to their optimal combination of mechanical properties, weld ability and price, what has been achieved by careful choice of chemical composition and controlled thermo mechanical treatment. This is especially true for the second generation of fine grain micro alloyed high strength steels, since they do not need preheating before welding due to their low content of carbon and manganese (max. 0.1% С and max. 1.6% Mn). Typical examples of the second generation of these steels are so-called Niomols, with the same level of yield strength as Niovals, but with significantly reduced tendency for martensite transformation.
Keywords:
zavarljivost / tennomehanička obrada / predgrevanje / kontrolisano valjanje / finozrni mikrolegirani čelici povišene čvrstoće / weld ability / thermo mechanical treatment / pre-heating / fine grain micro alloyed high strength steels / controlled rollingSource:
Procesna tehnika, 2002, 18, 2, 61-65Publisher:
- Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd
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Institution/Community
Inovacioni centarTY - JOUR AU - Sedmak, Aleksandar AU - Prokić Cvetković, Radica AU - Milosavljević, Anđelka AU - Jovičić, Radomir PY - 2002 UR - https://machinery.mas.bg.ac.rs/handle/123456789/306 AB - Finozrni mikrolegirani čelici povišene čvrstoće potiskuju mnoge do sada korišćene konstrukcione čelike zahvaljujući optimalnoj kombinaciji mehaničkih karakteristika, zavarljivosti i cene, što je postignuto pažljivim izborom kemijskog sastava i kontrolisanom termomehaničkom obradom. To se posebno odnosi na drugu generaciju finozrnih mikrolegiranih čelika povišene čvrstoće za čije zavarivanje nije potrebno predgrevanje, zahvaljujući ograničenom sadržaju ugljenika i mangana (maks. 0,10% С i maks. 1,6% Mn). Tipični primeri druge generacije ovih čelika su niomoli, istog nivoa napona tečenja kao niovali, ali sa višestruko manjom sklonošću ka martenzitnoj transformaciji. AB - Fine grain micro alloyed high strength steels replace most of conventional structural steels in recent years due to their optimal combination of mechanical properties, weld ability and price, what has been achieved by careful choice of chemical composition and controlled thermo mechanical treatment. This is especially true for the second generation of fine grain micro alloyed high strength steels, since they do not need preheating before welding due to their low content of carbon and manganese (max. 0.1% С and max. 1.6% Mn). Typical examples of the second generation of these steels are so-called Niomols, with the same level of yield strength as Niovals, but with significantly reduced tendency for martensite transformation. PB - Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd T2 - Procesna tehnika T1 - Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu T1 - Fine grain micro alloyed high strength steels for process equipment EP - 65 IS - 2 SP - 61 VL - 18 UR - https://hdl.handle.net/21.15107/rcub_machinery_306 ER -
@article{ author = "Sedmak, Aleksandar and Prokić Cvetković, Radica and Milosavljević, Anđelka and Jovičić, Radomir", year = "2002", abstract = "Finozrni mikrolegirani čelici povišene čvrstoće potiskuju mnoge do sada korišćene konstrukcione čelike zahvaljujući optimalnoj kombinaciji mehaničkih karakteristika, zavarljivosti i cene, što je postignuto pažljivim izborom kemijskog sastava i kontrolisanom termomehaničkom obradom. To se posebno odnosi na drugu generaciju finozrnih mikrolegiranih čelika povišene čvrstoće za čije zavarivanje nije potrebno predgrevanje, zahvaljujući ograničenom sadržaju ugljenika i mangana (maks. 0,10% С i maks. 1,6% Mn). Tipični primeri druge generacije ovih čelika su niomoli, istog nivoa napona tečenja kao niovali, ali sa višestruko manjom sklonošću ka martenzitnoj transformaciji., Fine grain micro alloyed high strength steels replace most of conventional structural steels in recent years due to their optimal combination of mechanical properties, weld ability and price, what has been achieved by careful choice of chemical composition and controlled thermo mechanical treatment. This is especially true for the second generation of fine grain micro alloyed high strength steels, since they do not need preheating before welding due to their low content of carbon and manganese (max. 0.1% С and max. 1.6% Mn). Typical examples of the second generation of these steels are so-called Niomols, with the same level of yield strength as Niovals, but with significantly reduced tendency for martensite transformation.", publisher = "Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd", journal = "Procesna tehnika", title = "Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu, Fine grain micro alloyed high strength steels for process equipment", pages = "65-61", number = "2", volume = "18", url = "https://hdl.handle.net/21.15107/rcub_machinery_306" }
Sedmak, A., Prokić Cvetković, R., Milosavljević, A.,& Jovičić, R.. (2002). Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu. in Procesna tehnika Savez mašinskih i elektrotehničkih inženjera i tehničara Srbije (SMEITS), Beograd., 18(2), 61-65. https://hdl.handle.net/21.15107/rcub_machinery_306
Sedmak A, Prokić Cvetković R, Milosavljević A, Jovičić R. Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu. in Procesna tehnika. 2002;18(2):61-65. https://hdl.handle.net/21.15107/rcub_machinery_306 .
Sedmak, Aleksandar, Prokić Cvetković, Radica, Milosavljević, Anđelka, Jovičić, Radomir, "Finozrni mikrolegirani čelici povišene čvrstoće za procesnu opremu" in Procesna tehnika, 18, no. 2 (2002):61-65, https://hdl.handle.net/21.15107/rcub_machinery_306 .