JPS61182692U - - Google Patents

Info

Publication number

JPS61182692U

JPS61182692U JP6345585U JP6345585U JPS61182692U JP S61182692 U JPS61182692 U JP S61182692U JP 6345585 U JP6345585 U JP 6345585U JP 6345585 U JP6345585 U JP 6345585U JP S61182692 U JPS61182692 U JP S61182692U

Authority

JP

Japan

Prior art keywords

groove

backing material

forming

welding

back bead

Prior art date

1985-04-27

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

Links

• Espacenet
• Global Dossier
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• 239000000463 material Substances 0.000 claims description 5
• 239000011324 bead Substances 0.000 claims description 3
• 238000010926 purge Methods 0.000 claims description 3
• 238000003466 welding Methods 0.000 claims 2
• 239000007789 gas Substances 0.000 description 5
• XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
• 229910052782 aluminium Inorganic materials 0.000 description 2
• 239000000919 ceramic Substances 0.000 description 2
• 239000011888 foil Substances 0.000 description 2
• 229910052786 argon Inorganic materials 0.000 description 1
• 239000001307 helium Substances 0.000 description 1
• 229910052734 helium Inorganic materials 0.000 description 1
• SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1