EP3505652A4 - High hardenability, medium carbon, low alloy round steel for fasteners and manufacturing method therefor - Google Patents
High hardenability, medium carbon, low alloy round steel for fasteners and manufacturing method therefor Download PDFInfo
- Publication number
- EP3505652A4 EP3505652A4 EP17871507.4A EP17871507A EP3505652A4 EP 3505652 A4 EP3505652 A4 EP 3505652A4 EP 17871507 A EP17871507 A EP 17871507A EP 3505652 A4 EP3505652 A4 EP 3505652A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- fasteners
- manufacturing
- round steel
- method therefor
- low alloy
- 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.)
- Pending
Links
Classifications
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
- C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0093—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for screws; for bolts
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/54—Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
-
- 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
- C21D2211/008—Martensite
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatment Of Steel (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611003436.1A CN106521316B (en) | 2016-11-15 | 2016-11-15 | Carbon and low-alloy round steel and its manufacturing method in a kind of fastener high-hardenability |
PCT/CN2017/096705 WO2018090682A1 (en) | 2016-11-15 | 2017-08-10 | High hardenability, medium carbon, low alloy round steel for fasteners and manufacturing method therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3505652A1 EP3505652A1 (en) | 2019-07-03 |
EP3505652A4 true EP3505652A4 (en) | 2019-07-31 |
Family
ID=58351696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17871507.4A Pending EP3505652A4 (en) | 2016-11-15 | 2017-08-10 | High hardenability, medium carbon, low alloy round steel for fasteners and manufacturing method therefor |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190284654A1 (en) |
EP (1) | EP3505652A4 (en) |
CN (1) | CN106521316B (en) |
WO (1) | WO2018090682A1 (en) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106521316B (en) * | 2016-11-15 | 2018-08-07 | 江阴兴澄特种钢铁有限公司 | Carbon and low-alloy round steel and its manufacturing method in a kind of fastener high-hardenability |
CN107299282A (en) * | 2017-05-27 | 2017-10-27 | 内蒙古包钢钢联股份有限公司 | Car crankshaft and its production method |
CN107012393B (en) * | 2017-06-01 | 2018-05-15 | 山东寿光巨能特钢有限公司 | The production method of carbon chromium steel in a kind of low cost high-hardenability |
CN109487643A (en) * | 2018-09-14 | 2019-03-19 | 宁波博睿思特种材料科技有限公司 | Railway low-cost corrosion-resistant screw spike and its preparation process |
CN109609856A (en) * | 2019-02-22 | 2019-04-12 | 无锡宏达重工股份有限公司 | Optimize the heat treatment process that 42CrMo low-temperature impact absorbs function |
CN110983178B (en) * | 2019-12-09 | 2021-09-07 | 江阴兴澄特种钢铁有限公司 | Steel for ball screw bearing and manufacturing method thereof |
CN110983001A (en) * | 2019-12-27 | 2020-04-10 | 江苏南钢通恒特材科技有限公司 | 32CrB4 induction hardening and tempering process |
CN113322409B (en) * | 2020-02-28 | 2022-06-28 | 宝山钢铁股份有限公司 | High-strength and high-toughness mining chain steel and manufacturing method thereof |
CN111961792A (en) * | 2020-08-04 | 2020-11-20 | 南京钢铁股份有限公司 | Control method for efficiently producing steel for wind power fasteners |
CN111876686A (en) * | 2020-08-12 | 2020-11-03 | 宝武集团鄂城钢铁有限公司 | Method for producing B-containing alloy steel by low-cost double refining method |
CN112126743B (en) * | 2020-08-19 | 2021-12-14 | 石钢京诚装备技术有限公司 | Production method of low-aluminum-content Cr5 steel ingot for supporting roll |
CN111958188A (en) * | 2020-08-20 | 2020-11-20 | 本钢板材股份有限公司 | Preparation method of spline sleeve of tapping machine |
CN114086054A (en) * | 2020-08-24 | 2022-02-25 | 宝山钢铁股份有限公司 | High-hardenability quenched and tempered steel, round steel and manufacturing method thereof |
CN112226684A (en) * | 2020-09-24 | 2021-01-15 | 南京钢铁股份有限公司 | Drill collar steel |
CN112359264B (en) * | 2020-10-15 | 2021-11-02 | 中天钢铁集团有限公司 | Production method of high-strength and high-toughness steel for wind power bolts |
CN112359278B (en) * | 2020-10-19 | 2021-08-24 | 中天钢铁集团有限公司 | Preparation method of steel for engineering machinery gear and preparation method of forge piece of steel |
CN112522492B (en) * | 2020-10-28 | 2022-11-01 | 浙江自紧王机械有限公司 | Heat treatment process for self-tightening nut and self-tightening gasket |
CN113025878B (en) * | 2021-01-29 | 2022-07-29 | 江阴兴澄特种钢铁有限公司 | Quenching and tempering round steel for oil-well low-alloy well completion tool and manufacturing method thereof |
CN113025873A (en) * | 2021-03-02 | 2021-06-25 | 青岛特殊钢铁有限公司 | Method for improving hardenability and tempering stability of 35MnBH round steel |
CN113234991B (en) * | 2021-03-23 | 2023-01-06 | 江阴兴澄特种钢铁有限公司 | Steel for screw rod of recirculating ball type steering gear and manufacturing method thereof |
CN113265578B (en) * | 2021-04-29 | 2022-05-10 | 武钢集团昆明钢铁股份有限公司 | Integrated control method for reducing delayed fracture of steel for prestressed reinforced concrete and application thereof |
CN114134402A (en) * | 2021-05-18 | 2022-03-04 | 江阴兴澄特种钢铁有限公司 | Large-specification high-strength wind power fastener steel for offshore and rock and manufacturing method thereof |
CN113528961B (en) * | 2021-07-15 | 2022-06-17 | 承德建龙特殊钢有限公司 | Continuous casting round billet for wind power yaw bearing and preparation method thereof |
CN113737094A (en) * | 2021-08-30 | 2021-12-03 | 山西风雷钻具有限公司 | Machining process of high-performance adapter for drill string |
CN115896607A (en) * | 2021-09-24 | 2023-04-04 | 宝山钢铁股份有限公司 | High-hardenability wind power bolt steel, bar and manufacturing method thereof |
CN113798351B (en) * | 2021-10-08 | 2024-06-14 | 内蒙古北方重工业集团有限公司 | Thermal correction method for large-scale frame thin-wall parts |
CN114058947B (en) * | 2021-10-15 | 2022-10-21 | 首钢集团有限公司 | Multi-element composite high-carbon low-alloy tool steel and preparation method and application thereof |
CN114182181A (en) * | 2021-11-22 | 2022-03-15 | 伊莱特能源装备股份有限公司 | Steel ball rolled by using high-carbon steel as raw material and rolling process |
CN116179936A (en) * | 2021-11-26 | 2023-05-30 | 江苏新华合金有限公司 | Novel plate and production process thereof |
CN114411047B (en) * | 2022-01-25 | 2022-11-15 | 中天钢铁集团有限公司 | Production process of alloy structural steel for automobile steering system |
CN114774774A (en) * | 2022-03-15 | 2022-07-22 | 江阴兴澄特种钢铁有限公司 | Round steel for large-diameter low-segregation oil cylinder piston rod and manufacturing method thereof |
CN114657468B (en) * | 2022-03-23 | 2022-11-11 | 承德建龙特殊钢有限公司 | Steel for wind power fastener and preparation method thereof |
CN115044823B (en) * | 2022-06-28 | 2023-05-30 | 江苏永钢集团有限公司 | Production process of ultra-supercritical high-pressure boiler steel P92 continuous casting large round billet |
CN115216695B (en) * | 2022-07-22 | 2023-08-08 | 上海大学 | Ultra-high strength alloy steel, 16.8-grade threaded fastener and preparation method thereof |
CN115354138B (en) * | 2022-08-19 | 2023-11-21 | 河南中原特钢装备制造有限公司 | Heat treatment process for improving hardness uniformity of whole cross section of 20CrNiMo calender roll |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2546380A1 (en) * | 2010-03-11 | 2013-01-16 | Nippon Steel Corporation | High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
EP2546379A1 (en) * | 2010-03-11 | 2013-01-16 | Nippon Steel Corporation | High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
CN104975235A (en) * | 2015-07-20 | 2015-10-14 | 江阴兴澄特种钢铁有限公司 | High-toughness medium-carbon quenched and tempered round steel of grade 120 KSI and manufacturing method thereof |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH064889B2 (en) * | 1983-01-14 | 1994-01-19 | 新日本製鐵株式会社 | Method for manufacturing thick ultra high strength steel |
JP3763573B2 (en) * | 2002-11-21 | 2006-04-05 | 三菱製鋼株式会社 | Spring steel with improved hardenability and pitting corrosion resistance |
CN100540706C (en) * | 2005-07-05 | 2009-09-16 | 杰富意钢铁株式会社 | The steel for mechanical structure of intensity, ductility and good-toughness and manufacture method thereof |
CN101717890B (en) * | 2009-11-26 | 2012-09-05 | 三一重工股份有限公司 | Cast low alloy steel for grader blade and preparation method |
CN101792889B (en) * | 2010-03-30 | 2011-07-20 | 莱芜钢铁集团有限公司 | Medium-carbon multi-alloying wear-resistant hot rolling round steel and production method thereof |
JP5777090B2 (en) * | 2011-04-21 | 2015-09-09 | 山陽特殊製鋼株式会社 | Steel for machine structural use with excellent surface fatigue strength |
JP5811282B2 (en) * | 2012-08-20 | 2015-11-11 | 新日鐵住金株式会社 | Round steel for cold forging |
CN103160729B (en) * | 2013-04-08 | 2015-06-03 | 内蒙古包钢钢联股份有限公司 | Medium-carbon microalloyed steel for engineering machinery caterpillar chain piece and production process thereof |
JP6267618B2 (en) * | 2014-09-30 | 2018-01-24 | 株式会社神戸製鋼所 | Bolt steel and bolts |
CA2967283C (en) * | 2014-11-18 | 2019-08-20 | Nippon Steel & Sumitomo Metal Corporation | Rolled steel bar or rolled wire rod for cold-forged component |
CN104911486A (en) * | 2015-06-16 | 2015-09-16 | 武汉钢铁(集团)公司 | Non-quenched and tempered steel for automobile fastener screws and production method thereof |
CN106521316B (en) * | 2016-11-15 | 2018-08-07 | 江阴兴澄特种钢铁有限公司 | Carbon and low-alloy round steel and its manufacturing method in a kind of fastener high-hardenability |
-
2016
- 2016-11-15 CN CN201611003436.1A patent/CN106521316B/en active Active
-
2017
- 2017-08-10 EP EP17871507.4A patent/EP3505652A4/en active Pending
- 2017-08-10 WO PCT/CN2017/096705 patent/WO2018090682A1/en unknown
- 2017-08-10 US US16/349,969 patent/US20190284654A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2546380A1 (en) * | 2010-03-11 | 2013-01-16 | Nippon Steel Corporation | High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
EP2546379A1 (en) * | 2010-03-11 | 2013-01-16 | Nippon Steel Corporation | High-strength steel and high-strength bolt with excellent resistance to delayed fracture, and manufacturing method therefor |
CN104975235A (en) * | 2015-07-20 | 2015-10-14 | 江阴兴澄特种钢铁有限公司 | High-toughness medium-carbon quenched and tempered round steel of grade 120 KSI and manufacturing method thereof |
Non-Patent Citations (1)
Title |
---|
See also references of WO2018090682A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN106521316A (en) | 2017-03-22 |
WO2018090682A1 (en) | 2018-05-24 |
US20190284654A1 (en) | 2019-09-19 |
EP3505652A1 (en) | 2019-07-03 |
CN106521316B (en) | 2018-08-07 |
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