EP3325682A1 - Ferritic cast iron having spheroidal graphite - Google Patents
Ferritic cast iron having spheroidal graphiteInfo
- Publication number
- EP3325682A1 EP3325682A1 EP16750638.5A EP16750638A EP3325682A1 EP 3325682 A1 EP3325682 A1 EP 3325682A1 EP 16750638 A EP16750638 A EP 16750638A EP 3325682 A1 EP3325682 A1 EP 3325682A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cast iron
- ferritic
- spheroidal graphite
- accompanying elements
- iron
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/04—Cast-iron alloys containing spheroidal graphite
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/10—Making spheroidal graphite cast-iron
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D5/00—Heat treatments of cast-iron
- C21D5/04—Heat treatments of cast-iron of white cast-iron
- C21D5/06—Malleabilising
- C21D5/14—Graphitising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/06—Cast-iron alloys containing chromium
- C22C37/08—Cast-iron alloys containing chromium with nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C37/00—Cast-iron alloys
- C22C37/10—Cast-iron alloys containing aluminium or silicon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/005—Ferrite
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/006—Graphite
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015111915.3A DE102015111915A1 (en) | 2015-07-22 | 2015-07-22 | Ferritic cast iron with nodular graphite |
PCT/EP2016/067271 WO2017013165A1 (en) | 2015-07-22 | 2016-07-20 | Ferritic cast iron having spheroidal graphite |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3325682A1 true EP3325682A1 (en) | 2018-05-30 |
Family
ID=56683892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16750638.5A Withdrawn EP3325682A1 (en) | 2015-07-22 | 2016-07-20 | Ferritic cast iron having spheroidal graphite |
Country Status (9)
Country | Link |
---|---|
US (1) | US20180209020A1 (en) |
EP (1) | EP3325682A1 (en) |
JP (1) | JP2018527470A (en) |
KR (1) | KR20180031703A (en) |
CN (1) | CN107949649A (en) |
BR (1) | BR112018001193A2 (en) |
DE (1) | DE102015111915A1 (en) |
MX (1) | MX2018000935A (en) |
WO (1) | WO2017013165A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108588545B (en) * | 2018-03-19 | 2019-09-13 | 河北硕凯铸造有限公司 | A kind of GGG70L spheroidal graphite cast-iron and preparation method thereof |
CN110819885A (en) * | 2019-12-17 | 2020-02-21 | 湘电风能有限公司 | High-strength high-toughness low-temperature nodular cast iron for wind turbine generator |
CN111560560A (en) * | 2020-06-30 | 2020-08-21 | 河南中原吉凯恩气缸套有限公司 | Method for centrifugally casting high-strength nodular cast iron cylinder sleeve |
CN112410654A (en) * | 2020-10-30 | 2021-02-26 | 江苏华龙铸铁型材有限公司 | Columnar nodular cast iron material and vertical continuous casting process thereof |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6030735B2 (en) * | 1979-10-30 | 1985-07-18 | 日立金属株式会社 | Spheroidal graphite cast iron and its manufacturing method |
FR2486100A1 (en) * | 1980-07-01 | 1982-01-08 | Creusot Loire | MASSIVE SPHEROIDAL GRAPHITE CAST IRON |
DE3807455C2 (en) * | 1987-03-09 | 1996-11-07 | Hitachi Metals Ltd | Nodular cast iron with high impact strength and method for its treatment |
JPS6439322A (en) * | 1987-08-06 | 1989-02-09 | Kawasaki Steel Co | Production of thick-walled ductile cast iron having excellent ductility and toughness |
US4990194A (en) * | 1988-09-09 | 1991-02-05 | Hitachi Metals, Ltd. | Thin high-strength article of spheroidal graphite cast iron and method of producing same |
JPH09125190A (en) * | 1995-10-31 | 1997-05-13 | Hitachi Metals Ltd | Spheroidal graphite cast iron combining high proof stress with high ductility |
US6126713A (en) * | 1996-10-24 | 2000-10-03 | Hitachi Metals, Ltd. | Additive for use in producing spheroidal graphite cast iron |
CN104024450B (en) * | 2011-12-28 | 2017-03-29 | 日立金属株式会社 | The nodular cast iron and its manufacture method of intensity and tenacity excellent |
CN103898396B (en) * | 2012-12-26 | 2016-02-24 | 江苏吉鑫风能科技股份有限公司 | The preparation method of megawatt wind power high-strength high-toughness-30 DEG C of low-temperature ball spheroidal graphite cast iron parts |
JP5506973B1 (en) * | 2013-03-29 | 2014-05-28 | 日立造船株式会社 | Spheroidal graphite cast iron and method for producing the same |
CN103205624A (en) * | 2013-04-16 | 2013-07-17 | 常熟建华模具科技股份有限公司 | Graphite cast iron glass mould of ferritic matrix and manufacturing method of mould |
JP5655115B1 (en) * | 2013-06-28 | 2015-01-14 | 株式会社リケン | Spheroidal graphite cast iron |
CN103436772B (en) * | 2013-09-05 | 2016-03-30 | 常州华德机械有限公司 | -60 DEG C of low-temperature flexibility ferrite ductile cast irons and preparation method thereof |
-
2015
- 2015-07-22 DE DE102015111915.3A patent/DE102015111915A1/en not_active Withdrawn
-
2016
- 2016-07-20 MX MX2018000935A patent/MX2018000935A/en unknown
- 2016-07-20 BR BR112018001193A patent/BR112018001193A2/en not_active Application Discontinuation
- 2016-07-20 JP JP2018522860A patent/JP2018527470A/en active Pending
- 2016-07-20 KR KR1020187004086A patent/KR20180031703A/en not_active Application Discontinuation
- 2016-07-20 US US15/746,146 patent/US20180209020A1/en not_active Abandoned
- 2016-07-20 WO PCT/EP2016/067271 patent/WO2017013165A1/en active Application Filing
- 2016-07-20 EP EP16750638.5A patent/EP3325682A1/en not_active Withdrawn
- 2016-07-20 CN CN201680051021.3A patent/CN107949649A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
WO2017013165A1 (en) | 2017-01-26 |
KR20180031703A (en) | 2018-03-28 |
DE102015111915A1 (en) | 2017-01-26 |
CN107949649A (en) | 2018-04-20 |
BR112018001193A2 (en) | 2018-09-11 |
JP2018527470A (en) | 2018-09-20 |
MX2018000935A (en) | 2018-09-27 |
US20180209020A1 (en) | 2018-07-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20180222 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
|
17Q | First examination report despatched |
Effective date: 20190724 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20191204 |