PT838534E - Processo para obter um aco austenitico de grao fino resulfurizado melhorado - Google Patents
Processo para obter um aco austenitico de grao fino resulfurizado melhorado Download PDFInfo
- Publication number
- PT838534E PT838534E PT97203234T PT97203234T PT838534E PT 838534 E PT838534 E PT 838534E PT 97203234 T PT97203234 T PT 97203234T PT 97203234 T PT97203234 T PT 97203234T PT 838534 E PT838534 E PT 838534E
- Authority
- PT
- Portugal
- Prior art keywords
- steel
- sulphides
- obtaining
- austenitic
- globular
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 62
- 239000010959 steel Substances 0.000 claims abstract description 62
- 229910052751 metal Inorganic materials 0.000 claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 9
- 229910052747 lanthanoid Inorganic materials 0.000 claims abstract description 8
- 150000002602 lanthanoids Chemical class 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 7
- 229910000851 Alloy steel Inorganic materials 0.000 claims abstract description 6
- 229910000975 Carbon steel Inorganic materials 0.000 claims abstract description 6
- 238000011282 treatment Methods 0.000 claims abstract description 6
- 238000005524 ceramic coating Methods 0.000 claims abstract description 4
- 150000002739 metals Chemical class 0.000 claims abstract description 4
- 150000003568 thioethers Chemical class 0.000 claims abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 239000011593 sulfur Substances 0.000 claims description 8
- 238000009749 continuous casting Methods 0.000 claims description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000011572 manganese Substances 0.000 claims description 4
- 238000010791 quenching Methods 0.000 claims description 4
- 230000000171 quenching effect Effects 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052758 niobium Inorganic materials 0.000 claims description 3
- 239000010955 niobium Substances 0.000 claims description 3
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 238000005496 tempering Methods 0.000 abstract description 5
- 229910001092 metal group alloy Inorganic materials 0.000 abstract description 3
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 150000002910 rare earth metals Chemical class 0.000 abstract 1
- 229910052723 transition metal Inorganic materials 0.000 abstract 1
- 150000003624 transition metals Chemical class 0.000 abstract 1
- 150000004763 sulfides Chemical class 0.000 description 31
- 238000003754 machining Methods 0.000 description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- VCTOKJRTAUILIH-UHFFFAOYSA-N manganese(2+);sulfide Chemical class [S-2].[Mn+2] VCTOKJRTAUILIH-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 229910000532 Deoxidized steel Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Steel (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT96MI002219A IT1286045B1 (it) | 1996-10-25 | 1996-10-25 | Acciaio a grano austenitico fine risolforato migliorato e relativo procedimento per ottenerlo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT838534E true PT838534E (pt) | 2001-12-28 |
Family
ID=11375098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT97203234T PT838534E (pt) | 1996-10-25 | 1997-10-16 | Processo para obter um aco austenitico de grao fino resulfurizado melhorado |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0838534B1 (de) |
| AT (1) | ATE203282T1 (de) |
| DE (1) | DE69705691T2 (de) |
| DK (1) | DK0838534T3 (de) |
| ES (1) | ES2160891T3 (de) |
| GR (1) | GR3036834T3 (de) |
| IT (1) | IT1286045B1 (de) |
| PT (1) | PT838534E (de) |
| SI (1) | SI0838534T1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10047642A1 (de) | 2000-09-26 | 2002-04-11 | Basf Ag | Verfahren zur Dehydrierung von Kohlenwasserstoffen |
| DE10060099A1 (de) | 2000-12-04 | 2002-06-06 | Basf Ag | Regenerierung eines Dehydrierkatalysators |
| DE10150811A1 (de) | 2001-10-15 | 2003-04-24 | Basf Ag | Verfahren zur Dehydrierung von C2-C30-Alkanen |
| JP4041511B2 (ja) * | 2005-10-17 | 2008-01-30 | 株式会社神戸製鋼所 | 被削性に優れた低炭素硫黄快削鋼 |
| JP5770718B2 (ja) | 2009-05-20 | 2015-08-26 | ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ | モノリス触媒とその使用方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2421948A1 (fr) * | 1978-04-06 | 1979-11-02 | Pro Chi Met Produits Chim Meta | Procede de preparation d'alliages ferreux sensiblement exempts de cerium, permettant d'ameliorer notamment leurs proprietes mecaniques grace a l'emploi de lanthane, et alliages ferreux obtenus par ce procede |
| EP0011365A1 (de) * | 1978-10-02 | 1980-05-28 | W.A. TYZACK & COMPANY LIMITED | Pflugstreichbleche und Verfahren zu deren Herstellung |
| US4806304A (en) * | 1983-05-09 | 1989-02-21 | Daido Tokushuko Kabushiki Kaisha | Free cutting steel |
| JPS6223970A (ja) * | 1985-07-24 | 1987-01-31 | Nippon Steel Corp | 連続鋳造による低炭素硫黄−鉛快削鋼 |
| US4786466A (en) * | 1987-02-19 | 1988-11-22 | Frema, Inc. | Low-sulfur, lead-free free machining steel alloy |
| JP2671086B2 (ja) * | 1992-09-22 | 1997-10-29 | 新日本製鐵株式会社 | 連続鋳造法による低炭硫黄系快削鋼 |
-
1996
- 1996-10-25 IT IT96MI002219A patent/IT1286045B1/it active IP Right Grant
-
1997
- 1997-10-16 EP EP97203234A patent/EP0838534B1/de not_active Expired - Lifetime
- 1997-10-16 PT PT97203234T patent/PT838534E/pt unknown
- 1997-10-16 DE DE69705691T patent/DE69705691T2/de not_active Expired - Fee Related
- 1997-10-16 SI SI9730207T patent/SI0838534T1/xx unknown
- 1997-10-16 DK DK97203234T patent/DK0838534T3/da active
- 1997-10-16 ES ES97203234T patent/ES2160891T3/es not_active Expired - Lifetime
- 1997-10-16 AT AT97203234T patent/ATE203282T1/de not_active IP Right Cessation
-
2001
- 2001-10-08 GR GR20010401695T patent/GR3036834T3/el not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0838534B1 (de) | 2001-07-18 |
| EP0838534A1 (de) | 1998-04-29 |
| ITMI962219A1 (it) | 1998-04-25 |
| DE69705691D1 (de) | 2001-08-23 |
| SI0838534T1 (en) | 2001-12-31 |
| ES2160891T3 (es) | 2001-11-16 |
| DK0838534T3 (da) | 2001-11-05 |
| ATE203282T1 (de) | 2001-08-15 |
| IT1286045B1 (it) | 1998-07-07 |
| GR3036834T3 (en) | 2002-01-31 |
| DE69705691T2 (de) | 2002-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2156176C2 (ru) | Способ литья металлического сплава, содержащего первичную фазу, диспергированную в эвтектической фазе | |
| US4140555A (en) | Nickel-base casting superalloys | |
| BRPI1106943B1 (pt) | Processo para a produção de ferramentas de aço de liga, especialmente para a usinagem de metais com remoção de aparas, e ferramenta | |
| US3598576A (en) | Method of making nodular iron | |
| RU2042734C1 (ru) | Конструкционная сталь | |
| PL197554B1 (pl) | Stal narzędziowa o zwiększonej ciągliwości, sposób wytwarzania elementu stalowego ze stali narzędziowej o zwiększonej ciągliwości oraz zastosowanie stali narzędziowej o zwiększonej ciągliwości do wytwarzania elementów stalowych | |
| CN107287498A (zh) | 铁素体球磨铸铁及其重力铸造工艺 | |
| EP0838534B1 (de) | Verfahren zur Herstellung von aufgeschwefeltem Stahl mit feiner austenitischer Körnung | |
| JP6763377B2 (ja) | 黒心可鍛鋳鉄及びその製造方法 | |
| CN104862580A (zh) | 片状石墨铸铁及其制造方法 | |
| JP2000026932A (ja) | 球状黒鉛鋳鉄品 | |
| EP4314372B1 (de) | Ferrosilicium-vanadium- und/oder -nioblegierung, herstellung einer ferrosilicium-vanadium- und/oder -nioblegierung und deren verwendung | |
| US2943932A (en) | Boron-containing ferrous metal having as-cast compacted graphite | |
| RU2135620C1 (ru) | Лигатура | |
| US1707753A (en) | Malleable iron alloy | |
| RU2138576C1 (ru) | Чугун | |
| RU2002848C1 (ru) | Чугун | |
| SU1289905A1 (ru) | Чугун | |
| JP2006057139A (ja) | 被削性及び機械的性質に優れた球状黒鉛鋳鉄 | |
| SU1227707A1 (ru) | Чугун дл деталей металлургического оборудовани | |
| KR20180059459A (ko) | 내가스 결함성에 우수한 구상흑연주철 | |
| KR900004165B1 (ko) | 주형 및 정반용 주철 | |
| JPS5917184B2 (ja) | 鋳放しパ−ライト地球状黒鉛鋳鉄 | |
| SU1255659A1 (ru) | Износостойкий белый чугун | |
| KR20250098227A (ko) | 중탄소 유황 쾌삭강 및 이의 제조방법 |