IT7820987A0 - Procedimento per evitare difetti iniziali nella saldatura a cordone longitudinale di tubi mediante fili-elettrodi multipli. - Google Patents
Procedimento per evitare difetti iniziali nella saldatura a cordone longitudinale di tubi mediante fili-elettrodi multipli.Info
- Publication number
- IT7820987A0 IT7820987A0 IT7820987A IT2098778A IT7820987A0 IT 7820987 A0 IT7820987 A0 IT 7820987A0 IT 7820987 A IT7820987 A IT 7820987A IT 2098778 A IT2098778 A IT 2098778A IT 7820987 A0 IT7820987 A0 IT 7820987A0
- Authority
- IT
- Italy
- Prior art keywords
- electrodes
- procedure
- pipe
- multiple wire
- bead welding
- Prior art date
Links
- 239000011324 bead Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 238000003466 welding Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/025—Seam welding; Backing means; Inserts for rectilinear seams
- B23K9/0253—Seam welding; Backing means; Inserts for rectilinear seams for the longitudinal seam of tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/0203—Inserts
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2710713A DE2710713C3 (de) | 1977-03-09 | 1977-03-09 | Verfahren zur Vermeidung von Anfangsfehlern beim Mehrdraht-Längsnahtschweißen von Rohren |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7820987A0 true IT7820987A0 (it) | 1978-03-09 |
IT1093200B IT1093200B (it) | 1985-07-19 |
Family
ID=6003407
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20987/78A IT1093200B (it) | 1977-03-09 | 1978-03-09 | Procedimento per evitare difetti iniziali nella saldatura a cordone longitudinale di tubi mediante fili-elettrodi multipli |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS53110950A (it) |
DE (1) | DE2710713C3 (it) |
FR (1) | FR2382969A1 (it) |
GB (1) | GB1597042A (it) |
IT (1) | IT1093200B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62230478A (ja) * | 1986-03-31 | 1987-10-09 | Sumitomo Metal Ind Ltd | タブ板自動溶接装置 |
US6568077B1 (en) * | 2000-05-11 | 2003-05-27 | General Electric Company | Blisk weld repair |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2564396A (en) * | 1949-11-01 | 1951-08-14 | Republic Steel Corp | Seam welding procedure for pipe manufacture |
DE2609201C3 (de) * | 1976-03-05 | 1979-07-19 | Kobe Steel Ltd., Kobe, Hyogo (Japan) | Verfahren zum Verhüten von Endkraterrissen beim Lichtbogenschweißen von Stumpfnähten durch Vorschweißbleche |
-
1977
- 1977-03-09 DE DE2710713A patent/DE2710713C3/de not_active Expired
-
1978
- 1978-02-06 JP JP1224778A patent/JPS53110950A/ja active Pending
- 1978-02-21 GB GB6894/78A patent/GB1597042A/en not_active Expired
- 1978-03-09 IT IT20987/78A patent/IT1093200B/it active
- 1978-03-09 FR FR7806767A patent/FR2382969A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1093200B (it) | 1985-07-19 |
JPS53110950A (en) | 1978-09-28 |
FR2382969A1 (fr) | 1978-10-06 |
FR2382969B1 (it) | 1982-02-19 |
DE2710713B2 (de) | 1980-03-13 |
DE2710713A1 (de) | 1978-09-14 |
DE2710713C3 (de) | 1980-12-04 |
GB1597042A (en) | 1981-09-03 |
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