EP4039382A4 - Pipe member manufacturing method - Google Patents

Pipe member manufacturing method Download PDF

Info

Publication number
EP4039382A4
EP4039382A4 EP21777922.2A EP21777922A EP4039382A4 EP 4039382 A4 EP4039382 A4 EP 4039382A4 EP 21777922 A EP21777922 A EP 21777922A EP 4039382 A4 EP4039382 A4 EP 4039382A4
Authority
EP
European Patent Office
Prior art keywords
pipe member
member manufacturing
manufacturing
pipe
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.)
Granted
Application number
EP21777922.2A
Other languages
German (de)
French (fr)
Other versions
EP4039382B1 (en
EP4039382A1 (en
Inventor
Yuichiro Tsuchida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maruyoshi Kogyo Co Ltd
Original Assignee
Maruyoshi Kogyo Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Maruyoshi Kogyo Co Ltd filed Critical Maruyoshi Kogyo Co Ltd
Publication of EP4039382A4 publication Critical patent/EP4039382A4/en
Publication of EP4039382A1 publication Critical patent/EP4039382A1/en
Application granted granted Critical
Publication of EP4039382B1 publication Critical patent/EP4039382B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/001—Extruding metal; Impact extrusion to improve the material properties, e.g. lateral extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/002—Extruding materials of special alloys so far as the composition of the alloy requires or permits special extruding methods of sequences
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/01—Extruding metal; Impact extrusion starting from material of particular form or shape, e.g. mechanically pre-treated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/085—Making tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C29/00—Cooling or heating work or parts of the extrusion press; Gas treatment of work
    • B21C29/003—Cooling or heating of work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/10—Piercing billets
    • 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
    • C21D1/26—Methods of annealing
    • C21D1/32—Soft annealing, e.g. spheroidising
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • 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
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies 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
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
EP21777922.2A 2020-12-08 2021-01-15 Pipe member manufacturing method Active EP4039382B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020203105A JP7010441B1 (en) 2020-12-08 2020-12-08 Manufacturing method of pipe material
PCT/JP2021/001208 WO2022123798A1 (en) 2020-12-08 2021-01-15 Pipe member manufacturing method

Publications (3)

Publication Number Publication Date
EP4039382A4 true EP4039382A4 (en) 2022-08-10
EP4039382A1 EP4039382A1 (en) 2022-08-10
EP4039382B1 EP4039382B1 (en) 2023-08-09

Family

ID=78617365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21777922.2A Active EP4039382B1 (en) 2020-12-08 2021-01-15 Pipe member manufacturing method

Country Status (4)

Country Link
EP (1) EP4039382B1 (en)
JP (1) JP7010441B1 (en)
CN (1) CN114916223A (en)
WO (1) WO2022123798A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR786940A (en) * 1934-04-13 1935-09-14 Schloemann Ag Manufacturing process of steel alloy tubes using drawing presses
DE1247118B (en) * 1958-10-06 1967-08-10 Ind De Prec Martii I P M S A Process and device for cold punching and cold extrusion of high-alloy steel
US20120325364A1 (en) * 2010-03-04 2012-12-27 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.) Seamless steel pipe for high-strength hollow spring
JP5629598B2 (en) * 2011-02-15 2014-11-19 株式会社神戸製鋼所 Manufacturing method for seamless steel pipe for high strength hollow spring
CN106694768B (en) * 2015-11-15 2018-05-08 内蒙古北方重工业集团有限公司 A kind of manufacture method of H13 hollow core rods

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1186139C (en) * 2001-12-11 2005-01-26 中国科学院金属研究所 Heat-insulating hot extruding method
JP2004076034A (en) 2002-08-12 2004-03-11 Jfe Steel Kk Method for producing high strength, high toughness and high workability seamless steel pipe for air bag
JP4974331B2 (en) * 2006-02-28 2012-07-11 株式会社神戸製鋼所 Steel high-strength processed product excellent in impact resistance and strength-ductility balance and manufacturing method thereof, and fuel injection pipe for diesel engine and common rail manufacturing method excellent in high strength, impact resistance and internal pressure fatigue characteristics

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR786940A (en) * 1934-04-13 1935-09-14 Schloemann Ag Manufacturing process of steel alloy tubes using drawing presses
DE1247118B (en) * 1958-10-06 1967-08-10 Ind De Prec Martii I P M S A Process and device for cold punching and cold extrusion of high-alloy steel
US20120325364A1 (en) * 2010-03-04 2012-12-27 Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.) Seamless steel pipe for high-strength hollow spring
JP5629598B2 (en) * 2011-02-15 2014-11-19 株式会社神戸製鋼所 Manufacturing method for seamless steel pipe for high strength hollow spring
CN106694768B (en) * 2015-11-15 2018-05-08 内蒙古北方重工业集团有限公司 A kind of manufacture method of H13 hollow core rods

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022123798A1 *

Also Published As

Publication number Publication date
EP4039382B1 (en) 2023-08-09
WO2022123798A1 (en) 2022-06-16
JP7010441B1 (en) 2022-01-26
EP4039382A1 (en) 2022-08-10
CN114916223A (en) 2022-08-16
JP2022090676A (en) 2022-06-20

Similar Documents

Publication Publication Date Title
EP3915706A4 (en) Method for manufacturing heterometallic assembly and heterometallic assembly
EP3603880A4 (en) Method for manufacturing clad steel pipe
EP4137243A4 (en) Alloy pipe and method for manufacturing same
EP4095280A4 (en) Electroseamed steel pipe, and method for manufacturing same
EP4137253A4 (en) Additive manufacturing method
EP3930155A4 (en) Coil joint, and manufacturing method for coil joint
EP3819731A4 (en) Production line and manufacturing method for production line
EP4109493A4 (en) Bacteriostatic method
EP4092309A4 (en) Pipe and manufacturing method therefor
AU2022298331A9 (en) Methods
EP4039382A4 (en) Pipe member manufacturing method
EP4119257A4 (en) Method for manufacturing hot-forged member
EP3981754A4 (en) Method for manufacturing 1-halo-2-fluoroethylene
EP4180221A4 (en) Method for manufacturing laminate
EP4000906A4 (en) Method for manufacturing welded molding, welded molding, and pipe
EP3950034A4 (en) Method for manufacturing catheter and catheter manufactured by said method
EP4108970A4 (en) Threaded coupling for pipe and method for manufacturing threaded coupling for pipe
EP3932576A4 (en) Metal tube and manufacturing method for metal tube
EP3930154A4 (en) Coil joint, and manufacturing method for coil joint
EP4029674B8 (en) Additive manufacturing method
AU2022379387A1 (en) Method
AU2021900739A0 (en) Method
AU2020901794A0 (en) Method
AU2020900337A0 (en) Method
EP4099365A4 (en) Etching method

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

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: 20211007

A4 Supplementary search report drawn up and despatched

Effective date: 20220519

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

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

RIC1 Information provided on ipc code assigned before grant

Ipc: C21D 7/00 20060101ALI20230215BHEP

Ipc: B21J 5/10 20060101ALI20230215BHEP

Ipc: B21C 29/00 20060101ALI20230215BHEP

Ipc: B21C 23/08 20060101ALI20230215BHEP

Ipc: B21C 23/00 20060101ALI20230215BHEP

Ipc: B21C 23/01 20060101AFI20230215BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
INTG Intention to grant announced

Effective date: 20230301

RIN1 Information on inventor provided before grant (corrected)

Inventor name: TSUCHIDA, YUICHIRO

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

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

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602021004195

Country of ref document: DE

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20230809

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1596898

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230809

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231110

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231209

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231211

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231109

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231209

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20231110

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230809