FR2458328A1 - Procede pour fabriquer des coudes de tuyauterie en acier inoxydable moule - Google Patents

Procede pour fabriquer des coudes de tuyauterie en acier inoxydable moule Download PDF

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Publication number
FR2458328A1
FR2458328A1 FR8012462A FR8012462A FR2458328A1 FR 2458328 A1 FR2458328 A1 FR 2458328A1 FR 8012462 A FR8012462 A FR 8012462A FR 8012462 A FR8012462 A FR 8012462A FR 2458328 A1 FR2458328 A1 FR 2458328A1
Authority
FR
France
Prior art keywords
tube
straight tubular
molded
elbow
specified
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
FR8012462A
Other languages
English (en)
French (fr)
Other versions
FR2458328B1 (enExample
Inventor
Shinichi Murakami
Hisakatsu Nishihara
Arata Yoshimitsu
Sueyoshi Noji
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Publication of FR2458328A1 publication Critical patent/FR2458328A1/fr
Application granted granted Critical
Publication of FR2458328B1 publication Critical patent/FR2458328B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/29—Making branched pieces, e.g. T-pieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
FR8012462A 1979-06-05 1980-06-04 Procede pour fabriquer des coudes de tuyauterie en acier inoxydable moule Granted FR2458328A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54070843A JPS5844127B2 (ja) 1979-06-05 1979-06-05 端部の直管部組織を微細化したステンレス鋳鋼製エルボ類の製造法

Publications (2)

Publication Number Publication Date
FR2458328A1 true FR2458328A1 (fr) 1981-01-02
FR2458328B1 FR2458328B1 (enExample) 1984-01-13

Family

ID=13443243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8012462A Granted FR2458328A1 (fr) 1979-06-05 1980-06-04 Procede pour fabriquer des coudes de tuyauterie en acier inoxydable moule

Country Status (5)

Country Link
US (1) US4314861A (enExample)
JP (1) JPS5844127B2 (enExample)
DE (1) DE3021223C2 (enExample)
FR (1) FR2458328A1 (enExample)
GB (1) GB2054415B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT383065B (de) * 1981-10-08 1987-05-11 Ver Edelstahlwerke Ag Verfahren zur herstellung von nahtlosen rohren
US4437900A (en) 1981-12-28 1984-03-20 Exxon Research And Engineering Co. Thermal mechanical treatment for enhancing high temperature properties of cast austenitic steel structures
JPS59150067A (ja) * 1983-02-15 1984-08-28 Jgc Corp 耐食性に優れた極低温用ステンレス鋳鋼
JPS61207513A (ja) * 1985-03-11 1986-09-13 Mitsubishi Heavy Ind Ltd 超音波探傷性に優れた鋳鋼品の製造法
JPS62278230A (ja) * 1986-05-26 1987-12-03 Nippon Steel Corp オーステナイト系ステンレス電縫鋼管の製造方法
US20050252160A1 (en) * 2004-05-12 2005-11-17 Jerry Miller Method of forming joints of non-cylindrical tubing
US8074420B2 (en) * 2004-05-12 2011-12-13 Quick Fab Products Ltd. Method of forming joints of non-cylindrical tubing
US9476531B2 (en) * 2007-07-27 2016-10-25 Dieterich Standard, Inc. Elliptical flow conditioning pipe elbow
TWM435288U (en) * 2012-04-18 2012-08-11 Wei-Jing Xu Integrally made golf club
CN110835669B (zh) * 2018-08-16 2021-11-05 中国石化工程建设有限公司 一种标准型双相钢弯头成型热处理方法
TWI673129B (zh) * 2018-10-11 2019-10-01 宏瑞制程工業股份有限公司 能沿圓周向自動焊接組合不銹鋼彎管接頭的設備及工法
CN115673254A (zh) * 2022-12-14 2023-02-03 江苏志得管业有限公司 一种管件中螺纹管件结构的热锻成型加工工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979231A (en) * 1974-02-04 1976-09-07 Nippon Steel Corporation Method for producing large diameter steel pipes
FR2336486A1 (fr) * 1975-12-22 1977-07-22 Grotnes Machine Works Inc Procede de traitement d'un tube d'acier realise par formage et soudage d'une tole

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3979231A (en) * 1974-02-04 1976-09-07 Nippon Steel Corporation Method for producing large diameter steel pipes
FR2336486A1 (fr) * 1975-12-22 1977-07-22 Grotnes Machine Works Inc Procede de traitement d'un tube d'acier realise par formage et soudage d'une tole

Also Published As

Publication number Publication date
JPS55161026A (en) 1980-12-15
DE3021223C2 (de) 1984-08-09
GB2054415A (en) 1981-02-18
DE3021223A1 (de) 1980-12-18
US4314861A (en) 1982-02-09
FR2458328B1 (enExample) 1984-01-13
JPS5844127B2 (ja) 1983-10-01
GB2054415B (en) 1982-12-01

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