PL108588B2 - Two-component modifier of bronzes,specially aluminium ones - Google Patents
Two-component modifier of bronzes,specially aluminium ones Download PDFInfo
- Publication number
- PL108588B2 PL108588B2 PL20720678A PL20720678A PL108588B2 PL 108588 B2 PL108588 B2 PL 108588B2 PL 20720678 A PL20720678 A PL 20720678A PL 20720678 A PL20720678 A PL 20720678A PL 108588 B2 PL108588 B2 PL 108588B2
- Authority
- PL
- Poland
- Prior art keywords
- weight
- bronzes
- boron
- modifier
- component modifier
- Prior art date
Links
- 239000003607 modifier Substances 0.000 title claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims 2
- 229910052782 aluminium Inorganic materials 0.000 title claims 2
- 239000004411 aluminium Substances 0.000 title 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 9
- 229910052796 boron Inorganic materials 0.000 claims description 9
- 229910000906 Bronze Inorganic materials 0.000 claims description 6
- 239000010974 bronze Substances 0.000 claims description 6
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 4
- 239000010936 titanium Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- -1 aluminum-iron-manganese Chemical compound 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910010039 TiAl3 Inorganic materials 0.000 description 1
- 229910033181 TiB2 Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- CYUOWZRAOZFACA-UHFFFAOYSA-N aluminum iron Chemical compound [Al].[Fe] CYUOWZRAOZFACA-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Powder Metallurgy (AREA)
Description
Przedmiotem wynalazku jest modyfikator do brazów, zwlaszcza aluminiowo-zelazowych i aluminiowo-zela- zowo-manganowych.Dotychczas do modyfikowania brazów stosowano takie dodatki jak: cyrkon, bor, wanad, kobalt lub beryl.Niktóre pierwiastki stosowano lacznie jako mieszanine proszków, na przyklad bor z wanadem, bor z kobaltem lub bor z zelazem. Modyfikatory te nie gwarantowaly jednak wymaganej poprawy wlasnosci wytrzymaloscio¬ wych, a w szczególnosci wlasnosci plastycznych brazów.Cel ten osiagnieto przez opracowanie dwuskladniowego modyfikatora zawierajacego 20—40% wagowych boru i 80-60% wagowych tytanu, wprowadzanego do kapieli metalowej w ilosci 0,04 -0,15% w stosunku do masy brazu.Zasadnicza korzyscia techniczna wynikajaca ze stosowania modyfikatora wedlug wynalazku jest wzrost wytrzymalosci brazu na rozciaganie oraz wzrost wydluzenia.Przyklad wykonania.Po roztopieniu brazu aluminiowo-zelazowego pod pokryciem ochronnym o skladzie 47,3% wagowych NaF i 52,7% wagowych CaF2 oraz przegrzaniu do temperatury 1423 K odgarnieto zuzel z czesci powierzchni kapieli, po czym wprowadzono w glab kapieli w alundowym wtapiaczu mieszanine prosków w ilosci 0,07% wagowych w stosunku do masy wsadu, zawierajaca 29% wagowych boru i 71% wagowych tytanu. Mieszanine proszków przed umiefficzeniem we wtapiaczu zawinieto w miedziana folie. Po uplywie 300 s od momentu wprowadzenia modyfikatora do kapieli odgarnieto zuzel i odlano braz do formy.Badania nad modyfikowaniem brazu aluminiowo-zelazowego modyfikatorem wedlug wynalazku wykazaly, ze w wyniku modyfikacji nastapil 25% wzrost wytrzymalosci na rozciaganie, 45% wzrost wydluzenia i 5% wzrost twardosci. Przeprowadzone badania metalograficzne wykazaly silne rozdrobnienie makrostruktury brazu oraz korzystne zmiany w mikrostrukturze. Grube i rozwiniete krystality fazy a ulegaly wyraznemu rozdrobnie¬ niu. Wysoka efektywnosc modyfikacji brazu osiaga sie wskutek tworzenia sie w kapieli faz TiAl3, A1B2, a w szczególnosci TiB2, tworzacych heterogeniczne zarodki krystalizagi rozdrabniajace strukture stopu.2 108 588 Zastrzezenie patentowe Dwuskladnikowy modyfikator brazów, zwlaszcza aluminiowych, zawierajacy bor i stosowany w ilosci 0,04—0,15% wagowych w stosunku do masy stopu ;znamienny tym, ze zawiera wagowo 20-40%, korzy¬ stnie 29% boru i 80-60%, korzystnie 71% tytanu.Prac. Poligraf. UP PRL naklad 120+18 Cena 45 zl PL
Claims (1)
1. Zastrzezenie patentowe Dwuskladnikowy modyfikator brazów, zwlaszcza aluminiowych, zawierajacy bor i stosowany w ilosci 0,04—0,15% wagowych w stosunku do masy stopu ;znamienny tym, ze zawiera wagowo 20-40%, korzy¬ stnie 29% boru i 80-60%, korzystnie 71% tytanu. Prac. Poligraf. UP PRL naklad 120+18 Cena 45 zl PL
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL20720678A PL108588B2 (en) | 1978-05-29 | 1978-05-29 | Two-component modifier of bronzes,specially aluminium ones |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL20720678A PL108588B2 (en) | 1978-05-29 | 1978-05-29 | Two-component modifier of bronzes,specially aluminium ones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL207206A1 PL207206A1 (pl) | 1979-03-26 |
| PL108588B2 true PL108588B2 (en) | 1980-04-30 |
Family
ID=19989580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20720678A PL108588B2 (en) | 1978-05-29 | 1978-05-29 | Two-component modifier of bronzes,specially aluminium ones |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL108588B2 (pl) |
-
1978
- 1978-05-29 PL PL20720678A patent/PL108588B2/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL207206A1 (pl) | 1979-03-26 |
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