Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3
Influence of initial state on properties of mma welded 14mov 6 3 steel
Апстракт
U radu je ispitan uticaj stanja osnovnog metala na osobine REL zavarenog spoja čelika 14MoV 6 3. Zavarene su tri kombinacije uzoraka: (i) nekorišćen; (ii) korišćen-korišćen; i (iii) korišćen nekorišćen. Korišćeni uzorci su bili u upotrebi preko 52000 sati. Utvrđeno je da do loma dolazi uvek u osnovnom metalu korišćenog uzorka. Pretpostavljeno je da kritični uslovi nastaju usled puzanjem izazvanog rasta zrna i/ili taloga. Najviši nivo zatezne čvrstoće je u kombinaciji dva nekorišćena uzorka.
The aim of this work was to establish the influence of initial state of base metal on properties of mma welded 14MoV 6 3 steel. Three combinations of specimens were welded: (i) virgin-virgin (N-N); (ii) used-used (S-S); (iii) virgin-used (N-S). Used specimens were 52000 hours in exploitation. It has been established that the fracture is initiated in the zone of used part. It is assumed that the critical conditions were achieved as the consequence of creep induced grain growth and particle coarsening. On the other hand, testing of unused specimens revealed the highest level of strength.
Кључне речи:
reparaturno zavarivanje / porast zrna / čelik 14MoV 6 3 / welding repairment / steel 14MoV 6 3 / grain growthИзвор:
Zavarivanje i zavarene konstrukcije, 2012, 57, 2, 53-60Издавач:
- DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd
Институција/група
Institut za ispitivanje materijalaTY - JOUR AU - Sadibašić, Damir AU - Radović, Nenad AU - Grabulov, Vencislav AU - Zrilić, Milorad PY - 2012 UR - http://rims.institutims.rs/handle/123456789/185 AB - U radu je ispitan uticaj stanja osnovnog metala na osobine REL zavarenog spoja čelika 14MoV 6 3. Zavarene su tri kombinacije uzoraka: (i) nekorišćen; (ii) korišćen-korišćen; i (iii) korišćen nekorišćen. Korišćeni uzorci su bili u upotrebi preko 52000 sati. Utvrđeno je da do loma dolazi uvek u osnovnom metalu korišćenog uzorka. Pretpostavljeno je da kritični uslovi nastaju usled puzanjem izazvanog rasta zrna i/ili taloga. Najviši nivo zatezne čvrstoće je u kombinaciji dva nekorišćena uzorka. AB - The aim of this work was to establish the influence of initial state of base metal on properties of mma welded 14MoV 6 3 steel. Three combinations of specimens were welded: (i) virgin-virgin (N-N); (ii) used-used (S-S); (iii) virgin-used (N-S). Used specimens were 52000 hours in exploitation. It has been established that the fracture is initiated in the zone of used part. It is assumed that the critical conditions were achieved as the consequence of creep induced grain growth and particle coarsening. On the other hand, testing of unused specimens revealed the highest level of strength. PB - DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd T2 - Zavarivanje i zavarene konstrukcije T1 - Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3 T1 - Influence of initial state on properties of mma welded 14mov 6 3 steel EP - 60 IS - 2 SP - 53 VL - 57 UR - https://hdl.handle.net/21.15107/rcub_rims_185 ER -
@article{ author = "Sadibašić, Damir and Radović, Nenad and Grabulov, Vencislav and Zrilić, Milorad", year = "2012", abstract = "U radu je ispitan uticaj stanja osnovnog metala na osobine REL zavarenog spoja čelika 14MoV 6 3. Zavarene su tri kombinacije uzoraka: (i) nekorišćen; (ii) korišćen-korišćen; i (iii) korišćen nekorišćen. Korišćeni uzorci su bili u upotrebi preko 52000 sati. Utvrđeno je da do loma dolazi uvek u osnovnom metalu korišćenog uzorka. Pretpostavljeno je da kritični uslovi nastaju usled puzanjem izazvanog rasta zrna i/ili taloga. Najviši nivo zatezne čvrstoće je u kombinaciji dva nekorišćena uzorka., The aim of this work was to establish the influence of initial state of base metal on properties of mma welded 14MoV 6 3 steel. Three combinations of specimens were welded: (i) virgin-virgin (N-N); (ii) used-used (S-S); (iii) virgin-used (N-S). Used specimens were 52000 hours in exploitation. It has been established that the fracture is initiated in the zone of used part. It is assumed that the critical conditions were achieved as the consequence of creep induced grain growth and particle coarsening. On the other hand, testing of unused specimens revealed the highest level of strength.", publisher = "DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd", journal = "Zavarivanje i zavarene konstrukcije", title = "Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3, Influence of initial state on properties of mma welded 14mov 6 3 steel", pages = "60-53", number = "2", volume = "57", url = "https://hdl.handle.net/21.15107/rcub_rims_185" }
Sadibašić, D., Radović, N., Grabulov, V.,& Zrilić, M.. (2012). Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3. in Zavarivanje i zavarene konstrukcije DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd., 57(2), 53-60. https://hdl.handle.net/21.15107/rcub_rims_185
Sadibašić D, Radović N, Grabulov V, Zrilić M. Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3. in Zavarivanje i zavarene konstrukcije. 2012;57(2):53-60. https://hdl.handle.net/21.15107/rcub_rims_185 .
Sadibašić, Damir, Radović, Nenad, Grabulov, Vencislav, Zrilić, Milorad, "Uticaj polaznog stanja na osobine REL zavarenog spoja čelika 14mov 6 3" in Zavarivanje i zavarene konstrukcije, 57, no. 2 (2012):53-60, https://hdl.handle.net/21.15107/rcub_rims_185 .