ZA841899B - A method for the fabrication of steels with high machinability - Google Patents
A method for the fabrication of steels with high machinabilityInfo
- Publication number
- ZA841899B ZA841899B ZA841899A ZA841899A ZA841899B ZA 841899 B ZA841899 B ZA 841899B ZA 841899 A ZA841899 A ZA 841899A ZA 841899 A ZA841899 A ZA 841899A ZA 841899 B ZA841899 B ZA 841899B
- Authority
- ZA
- South Africa
- Prior art keywords
- steels
- calcium
- sulfur
- fabrication
- carbide
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/0056—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using cored wires
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Heat Treatment Of Steel (AREA)
- Catalysts (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Glass Compositions (AREA)
- Carbon And Carbon Compounds (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8304611A FR2542761B1 (fr) | 1983-03-15 | 1983-03-15 | Procede de fabrication d'aciers a haute usinabilite |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA841899B true ZA841899B (en) | 1984-10-31 |
Family
ID=9287068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA841899A ZA841899B (en) | 1983-03-15 | 1984-03-14 | A method for the fabrication of steels with high machinability |
Country Status (10)
Country | Link |
---|---|
US (1) | US4531972A (xx) |
EP (1) | EP0123632B2 (xx) |
JP (1) | JPS59177347A (xx) |
AT (1) | ATE22705T1 (xx) |
CA (1) | CA1226737A (xx) |
DE (1) | DE3460903D1 (xx) |
ES (1) | ES530575A0 (xx) |
FR (1) | FR2542761B1 (xx) |
MX (1) | MX160762A (xx) |
ZA (1) | ZA841899B (xx) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4746361A (en) * | 1987-04-03 | 1988-05-24 | Inland Steel Company | Controlling dissolved oxygen content in molten steel |
DE3739156A1 (de) * | 1987-11-19 | 1989-06-01 | Sueddeutsche Kalkstickstoff | Stickstoffhaltiges zusatzmittel fuer stahlschmelzen |
DE3939936A1 (de) * | 1989-12-02 | 1991-06-06 | Messerschmitt Boelkow Blohm | Steckverbindung zum elektrischen verbinden von leiterplatten |
US5397379A (en) * | 1993-09-22 | 1995-03-14 | Oglebay Norton Company | Process and additive for the ladle refining of steel |
US6179895B1 (en) | 1996-12-11 | 2001-01-30 | Performix Technologies, Ltd. | Basic tundish flux composition for steelmaking processes |
US7682418B2 (en) * | 2004-02-11 | 2010-03-23 | Tata Steel Limited | Cored wire injection process in steel melts |
RU2465341C2 (ru) * | 2011-01-20 | 2012-10-27 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Способ обработки низкоуглеродистой стали в ковше |
RU2514125C1 (ru) * | 2012-11-30 | 2014-04-27 | Открытое акционерное общество "Магнитогорский металлургический комбинат" | Способ раскисления низкоуглеродистой стали |
RU2564373C1 (ru) * | 2014-07-10 | 2015-09-27 | Публичное акционерное общество "Северсталь" (ПАО "Северсталь") | Способ производства трубной стали |
RU2607877C2 (ru) * | 2015-06-10 | 2017-01-20 | Открытое акционерное общество "Волжский трубный завод" | Способ внепечной обработки стали |
RU2637194C1 (ru) * | 2016-11-22 | 2017-11-30 | Федеральное Государственное Унитарное Предприятие "Центральный научно-исследовательский институт черной металлургии им. И.П. Бардина" (ФГУП "ЦНИИчермет им. И.П. Бардина") | Способ ковшовой обработки легированных сталей |
RU2639080C1 (ru) * | 2016-12-28 | 2017-12-19 | Акционерное общество "Научно-производственное объединение "Центральный научно-исследовательский институт технологии машиностроения", АО "НПО "ЦНИИТМАШ" | Способ производства стали |
RU2708281C1 (ru) * | 2018-09-28 | 2019-12-05 | РЕЙЛ 1520 АйПи ЛТД | Способ внепечной обработки стали |
RU2686510C1 (ru) * | 2018-11-27 | 2019-04-29 | Акционерное общество "Выксунский металлургический завод" | Способ производства стали для изготовления труб |
RU2713770C1 (ru) * | 2019-05-31 | 2020-02-07 | Публичное акционерное общество "Трубная металлургическая компания" (ПАО "ТМК") | Способ производства стали с нормируемым содержанием серы |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3467167A (en) * | 1966-09-19 | 1969-09-16 | Kaiser Ind Corp | Process for continuously casting oxidizable metals |
GB1206062A (en) * | 1967-10-18 | 1970-09-23 | Nippon Kokan Kk | Deoxidation method |
DE1802991B2 (de) * | 1968-10-14 | 1972-02-17 | Süddeutsche Kalkstickstoff-Werke AG, 8223 Trostberg | Verwendung einer desoxydationslegierung zur herstellung von zumstranggiessen geeigneten stahlschmelzen |
US4035892A (en) * | 1972-06-30 | 1977-07-19 | Tohei Ototani | Composite calcium clad material for treating molten metals |
US4235007A (en) * | 1975-07-25 | 1980-11-25 | Hitachi Cable, Ltd. | Method of production of a wire-shaped composite addition material |
US4057420A (en) * | 1976-02-06 | 1977-11-08 | Airco, Inc. | Methods for dissolving volatile addition agents in molten metal |
US4094666A (en) * | 1977-05-24 | 1978-06-13 | Metal Research Corporation | Method for refining molten iron and steels |
DE2839637A1 (de) * | 1977-09-15 | 1979-03-22 | British Steel Corp | Verfahren zur erzeugung aufgeschwefelten stahles |
US4373967A (en) * | 1979-04-09 | 1983-02-15 | Lukens, Inc. | Process for making resulfurized machinable steel |
JPS5940202B2 (ja) * | 1979-12-20 | 1984-09-28 | 株式会社神戸製鋼所 | 極低s1快削鋼の製造方法 |
JPS56105460A (en) * | 1980-01-26 | 1981-08-21 | Nippon Steel Corp | Low-carbon low-sulfur free cutting steel and production thereof |
FR2476542B1 (xx) * | 1980-02-26 | 1983-03-11 | Vallourec | |
US4286984A (en) * | 1980-04-03 | 1981-09-01 | Luyckx Leon A | Compositions and methods of production of alloy for treatment of liquid metals |
JPS57134541A (en) * | 1981-02-16 | 1982-08-19 | Kawasaki Steel Corp | Manufacture of low-carbon sulfur free cutting steel |
-
1983
- 1983-03-15 FR FR8304611A patent/FR2542761B1/fr not_active Expired
- 1983-11-02 US US06/548,212 patent/US4531972A/en not_active Expired - Fee Related
-
1984
- 1984-03-13 JP JP59048010A patent/JPS59177347A/ja active Granted
- 1984-03-14 ES ES530575A patent/ES530575A0/es active Granted
- 1984-03-14 CA CA000449559A patent/CA1226737A/fr not_active Expired
- 1984-03-14 ZA ZA841899A patent/ZA841899B/xx unknown
- 1984-03-14 EP EP84420046A patent/EP0123632B2/fr not_active Expired - Lifetime
- 1984-03-14 DE DE8484420046T patent/DE3460903D1/de not_active Expired
- 1984-03-14 AT AT84420046T patent/ATE22705T1/de not_active IP Right Cessation
- 1984-03-14 MX MX200670A patent/MX160762A/es unknown
Also Published As
Publication number | Publication date |
---|---|
EP0123632A1 (fr) | 1984-10-31 |
JPH0368099B2 (xx) | 1991-10-25 |
EP0123632B2 (fr) | 1991-01-02 |
FR2542761A1 (fr) | 1984-09-21 |
JPS59177347A (ja) | 1984-10-08 |
CA1226737A (fr) | 1987-09-15 |
FR2542761B1 (fr) | 1987-10-16 |
ATE22705T1 (de) | 1986-10-15 |
ES8504945A1 (es) | 1985-04-16 |
MX160762A (es) | 1990-05-09 |
EP0123632B1 (fr) | 1986-10-08 |
DE3460903D1 (en) | 1986-11-13 |
ES530575A0 (es) | 1985-04-16 |
US4531972A (en) | 1985-07-30 |
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