JPS55100877A - Gas shielded metal arc welding method - Google Patents

Gas shielded metal arc welding method

Info

Publication number
JPS55100877A
JPS55100877A JP607779A JP607779A JPS55100877A JP S55100877 A JPS55100877 A JP S55100877A JP 607779 A JP607779 A JP 607779A JP 607779 A JP607779 A JP 607779A JP S55100877 A JPS55100877 A JP S55100877A
Authority
JP
Japan
Prior art keywords
groove
gas
shielding
size
cover
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
Application number
JP607779A
Other languages
Japanese (ja)
Inventor
Takeshi Wada
Bunichi Kawamura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP607779A priority Critical patent/JPS55100877A/en
Publication of JPS55100877A publication Critical patent/JPS55100877A/en
Pending legal-status Critical Current

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  • Arc Welding In General (AREA)

Abstract

PURPOSE: To prevent changing of cover and perform good welding by using the gas shielding cover of the specific size.
CONSTITUTION: The width of the box part 2 of the gas shielding cover is made about the same as groove width so that even when the groove depth becomes shallow the gas shielding conditions similar to those of the case where the groove depth is deep may be obtained. The l1 size is set larger than the l2 size so that in the case of welding the weld line of the final layer the uppermoment step of the shielding gas injection part of a shielding nozzle 1, serving also as an electrode comes within the box part 2. As a result of this, the box part 2 provides the similar effect as the extension of the groove. Further, a skirt part 3 is installed to prevent dissipation of shielding gas owing to the fluctuations in the groove width. The above eliminate the need for changing the gas shielding cover depending upon the depth of the groove, resulting in unneeded interruption of work and improved working efficiency.
COPYRIGHT: (C)1980,JPO&Japio
JP607779A 1979-01-24 1979-01-24 Gas shielded metal arc welding method Pending JPS55100877A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP607779A JPS55100877A (en) 1979-01-24 1979-01-24 Gas shielded metal arc welding method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP607779A JPS55100877A (en) 1979-01-24 1979-01-24 Gas shielded metal arc welding method

Publications (1)

Publication Number Publication Date
JPS55100877A true JPS55100877A (en) 1980-08-01

Family

ID=11628497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP607779A Pending JPS55100877A (en) 1979-01-24 1979-01-24 Gas shielded metal arc welding method

Country Status (1)

Country Link
JP (1) JPS55100877A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495401A (en) * 1980-11-28 1985-01-22 Nauchno-Proizvodstvennoe Obiedinenie Po Tekhnologii Mashinostroenia (Npo Tsniitmash) Torch for gas-shield arc welding in deep narrow groove
CN100379516C (en) * 2005-09-27 2008-04-09 西北稀有金属材料研究院 Opening welding method for niobium and tantalum
US9731385B2 (en) 2013-11-12 2017-08-15 Lincoln Global, Inc. Orbital welder with wire height adjustment assembly
US9770775B2 (en) 2013-11-11 2017-09-26 Lincoln Global, Inc. Orbital welding torch systems and methods with lead/lag angle stop
US9969025B2 (en) 2011-11-18 2018-05-15 Lincoln Global, Inc. System for mounting a tractor unit on a guide track

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4495401A (en) * 1980-11-28 1985-01-22 Nauchno-Proizvodstvennoe Obiedinenie Po Tekhnologii Mashinostroenia (Npo Tsniitmash) Torch for gas-shield arc welding in deep narrow groove
CN100379516C (en) * 2005-09-27 2008-04-09 西北稀有金属材料研究院 Opening welding method for niobium and tantalum
US9969025B2 (en) 2011-11-18 2018-05-15 Lincoln Global, Inc. System for mounting a tractor unit on a guide track
US9770775B2 (en) 2013-11-11 2017-09-26 Lincoln Global, Inc. Orbital welding torch systems and methods with lead/lag angle stop
US9731385B2 (en) 2013-11-12 2017-08-15 Lincoln Global, Inc. Orbital welder with wire height adjustment assembly

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