EP3309272A4 - Free-cutting steel - Google Patents
Free-cutting steel Download PDFInfo
- Publication number
- EP3309272A4 EP3309272A4 EP16807549.7A EP16807549A EP3309272A4 EP 3309272 A4 EP3309272 A4 EP 3309272A4 EP 16807549 A EP16807549 A EP 16807549A EP 3309272 A4 EP3309272 A4 EP 3309272A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- free
- cutting steel
- cutting
- steel
- 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- Withdrawn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
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
-
- 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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
-
- 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)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015117795 | 2015-06-10 | ||
PCT/JP2016/067188 WO2016199843A1 (ja) | 2015-06-10 | 2016-06-09 | 快削鋼 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3309272A1 EP3309272A1 (en) | 2018-04-18 |
EP3309272A4 true EP3309272A4 (en) | 2018-10-24 |
Family
ID=57503732
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16807549.7A Withdrawn EP3309272A4 (en) | 2015-06-10 | 2016-06-09 | Free-cutting steel |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3309272A4 (zh) |
JP (1) | JP6489215B2 (zh) |
TW (1) | TWI609092B (zh) |
WO (1) | WO2016199843A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018159617A1 (ja) * | 2017-02-28 | 2018-09-07 | Jfeスチール株式会社 | 切削加工用線材 |
JP6927444B1 (ja) * | 2019-12-23 | 2021-09-01 | Jfeスチール株式会社 | 快削鋼およびその製造方法 |
CN115058634B (zh) * | 2022-06-21 | 2023-06-30 | 河南济源钢铁(集团)有限公司 | 一种中间包冶金技术生产含铅易切钢的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07252588A (ja) * | 1994-03-15 | 1995-10-03 | Nippon Steel Corp | 被削性の優れた低炭硫黄系快削鋼 |
EP2096186A1 (en) * | 2006-11-28 | 2009-09-02 | Nippon Steel Engineering Corporation | Free-cutting steel excellent in manufacturability |
WO2014125770A1 (ja) * | 2013-02-18 | 2014-08-21 | 新日鐵住金株式会社 | 鉛快削鋼 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737658B2 (ja) * | 1986-02-20 | 1995-04-26 | 大同特殊鋼株式会社 | 快削鋼 |
JP4516203B2 (ja) * | 1999-11-16 | 2010-08-04 | 株式会社神戸製鋼所 | 冷間引き抜き加工後の真直性に優れた鋼材 |
JP3929029B2 (ja) * | 2002-03-12 | 2007-06-13 | 三菱製鋼株式会社 | 含硫黄快削鋼 |
KR20080007386A (ko) * | 2005-05-30 | 2008-01-18 | 수미도모 메탈 인더스트리즈, 리미티드 | 저탄소 유황 쾌삭강 |
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 |
JP4876638B2 (ja) * | 2006-03-08 | 2012-02-15 | 住友金属工業株式会社 | 低炭素硫黄快削鋼材 |
JP5092578B2 (ja) * | 2007-06-26 | 2012-12-05 | 住友金属工業株式会社 | 低炭素硫黄快削鋼 |
TWI391500B (zh) * | 2008-08-06 | 2013-04-01 | Posco | 環保無鉛之快削鋼及其製作方法 |
-
2016
- 2016-06-09 EP EP16807549.7A patent/EP3309272A4/en not_active Withdrawn
- 2016-06-09 JP JP2017523691A patent/JP6489215B2/ja active Active
- 2016-06-09 WO PCT/JP2016/067188 patent/WO2016199843A1/ja active Application Filing
- 2016-06-13 TW TW105118421A patent/TWI609092B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07252588A (ja) * | 1994-03-15 | 1995-10-03 | Nippon Steel Corp | 被削性の優れた低炭硫黄系快削鋼 |
EP2096186A1 (en) * | 2006-11-28 | 2009-09-02 | Nippon Steel Engineering Corporation | Free-cutting steel excellent in manufacturability |
WO2014125770A1 (ja) * | 2013-02-18 | 2014-08-21 | 新日鐵住金株式会社 | 鉛快削鋼 |
Non-Patent Citations (1)
Title |
---|
See also references of WO2016199843A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2016199843A1 (ja) | 2016-12-15 |
JPWO2016199843A1 (ja) | 2018-04-12 |
EP3309272A1 (en) | 2018-04-18 |
JP6489215B2 (ja) | 2019-03-27 |
TWI609092B (zh) | 2017-12-21 |
TW201708572A (zh) | 2017-03-01 |
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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 |
|
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: 20171211 |
|
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) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20180921 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: C22C 38/14 20060101ALI20180917BHEP Ipc: C22C 38/06 20060101ALI20180917BHEP Ipc: C22C 38/04 20060101ALI20180917BHEP Ipc: C22C 38/00 20060101AFI20180917BHEP Ipc: C22C 38/60 20060101ALI20180917BHEP Ipc: C22C 38/02 20060101ALI20180917BHEP |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: NIPPON STEEL CORPORATION |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20200325 |
|
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: 20200805 |