Chapter 13 Applied Welding
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Transcript of Chapter 13 Applied Welding
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8/9/2019 Chapter 13 Applied Welding
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O I N T A N D TH E I R
N
ap oints, whenthinmetalsareused, re uire
placingofthemembersprevious
eav iermetalsre uirespec ialedge
tefusion.
sof oints, namely , (1)butt oint,
nt, (4)c orner oint, and(5)edge oint.
chfollowsintheorderof f re uency
ig. 28)isthemostc ommon ointand
ythic ness. Whenusedw ithmaterials
e ointisfullyc losed. Withmetalf rom
membersarespac edapartf rom1/8
in t
tt o i nt ( i nc l ud e d an g le 6 0 )
dmoreinthic nessre uiresbeveled
tivewelding.Themostcommon
dges30 sothattheV , orc omplete
lbe60 ( ig. 29). Theeasiestand
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ofbevelingsteelplateistheo y-
ormaterialsuchasc astiron, brass,
heedgescanbebeveledbyeither
o in t
reinthic ness, theUtypeof
ig. 30). inc eitre uiresaspec ial
tpractic alforthesmallshop. nthe
mofe uipment,heavymaterialcan
oformadoublebutt oint( ig. 31).
t o in t
2)re uiresnospec ialpreparation. tis
onditionsbutisnot asstrongas
oiningedgesarelappedandwelded.
sformedbyavertic almemberresting
tanangleof90 .
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this ointdependsuponthethic -
eriallessthan1/2in.usuallyreceives
aterialis heavier,however,thevertical
ononeor bothsides.Thestrongest
dif theverticalmemberiswelded
4). Thethic nessof theweldshould
of thelightermember.
oint(forheavymetal)
iartotheT oint onemember, how-
beyondtheother( ig. 35). tseldom
t io n .
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dwhenthead oiningmembersare
teachother( ig.36).Probably
uentlyusedforweldingthinmetal,the
withoutweldingrod.Theedge oint
oadconditions.
i g. 36 . d ge o in t
oholdinplac ememberswhose
enfitted,beforethepermanentweld
d( ig. 37)isatemporary intermittent
epass, regardlessof ointsize.
' ^ L O N C ^ ^ ^
T
weldsusuallyarespac edabout6to
willdependuponthe typeand
ntheshapeof theob ec tbeingwelded
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disappro imately1/2to1in. inlength.
Ttype, itisadv isablethatthetac sbe
estopreventmisalignmentafter
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