HomeMy WebLinkAbout2451 Thoreau Dr - Special Inspections/Engineering - 01/01/2007 (3)�1UI P J I v L{ u L A V I I_ t:-- 1 U U W 6, VY" i UJ
Square -groove (B) weld (i)
1/32 to 1/8, no tolerance
Butt jointeinforcement
t (B
—+l �R Tt
Base
Groove preparation
metal thickness
Permitted
Effective
Welding
Joint
(U =unlimited)
Tolerances
welding
throat
T,
T2
As detailed
As fit up
process
designation
Root opening
positions
(E)
Notes
8-Pta
1/8
—
R = 0 to 1/16
+1/16,-0
±1/16
All
T,
B
SMAW
B-Plc
1/4 max
—
R = �1 min
+1/16,-0
t1/16
All
3T1
B
4
Square -groove weld (1)
3utt joint (B)
Reinforcement 1/32 to 1/3, no tolerance
i
�r
t
11 T,
It
J
R Reinforcement 1/32 1/8,
to no tolerance
Base
Groove preparation
metal thickness
Tolerances
Permitted
Effective
Welding
Joint
(U = unlimited)
Root
welding
throat
As detailed
As fit up
T,
T2
process
designation
opening
positions
(E)
Notes
+3/16
SMAW
B-Plb
max
—
R = 0 to 1/16
0
All
T,
C2
tingle-V-groove w 2)
iutt joint (B) a Reinforcement 11132 to 1/3,
a
:ornerjoin t ) no tolerance
%r/
S
Tt
i
BC-P2
T,
B-P2 t f
f BC-P2-GF
R
v B C-P 2-S
1► R
T2
8 ase
metal thickness
Root opening
Tolerances
Permitted
Effective
Welding
Joint
(U = unlimited)
Root face
welding
throat
As detailed
As fit up
T,
T2
process
designation
Groove angle
positions
(E)
Notes
R = 3/32 min
±l/16
±1/16
SMAW
B-P2
1/2 max
—
f = 0 to 1/8
t l/16
±1/16
All
T1
B, L
a = 60°
+100,-00
+100,-50
1/4 min
R = 0
±0
+1/16,-0
SMAW
BC-P2
(for bridges
U
f = 1/8 min
±1/16
±1/16
All
S
E, L
5/16 min)
a = 60°
+100,-00
+100,-5°
GMAW
1/4 min
R = 0
±0
+1/16,-0
FCAW
BC-P2-GF
(for bridges
U
f = 1/8 min
±1/16
±1/16
All
S
A, E, L
5/16 min)
a = 60°
+100,-0°
+10°,-50
R = 0 I
±0
+1/16,-0
SAW
BC-P2-S
7/19min
U
a = 1;n...:..
.1a
v
.1/Ia
c,..,
c
c ,
PREQUALIFIED WELDED JOINTS
Complete penetra roo welds
Single-V-groove weld (2)
Butt joint (B) M Tolerances
a
As detailed As fit up
jj
—L
T1 R = +1/16,-0 +1/4,-1/16
J a = +100,-0' +100,-50
R
i
Base
metal thickness
Groove preparation
[Permitted
Gas
shielding
Welding
Joint
(U = unlimited)
welding
for
Root
Groove
T,
T2
process
designation
opening
angle
positions
(FCAW)
Notes
R=1/4
a=45'
All
—
SMAW
B-U2a
U
—
R = 3/8
a = 30'F,OHR
= 1/2
a = 20'
F,OHR
JA
GMAW
= 3/16
a = 30'
F,V,OH
Required
B.U2a-GF
UFCAW
—
R = 3/8
a = 30'
F
Not red.
R = 1/4
a = 30°
V,OH
Not req.
A
SAW
B-L2a S
1/2 max
—
R--1/4
- = 30°
----
a
F
SAW
B"U2-S
U
—
R = 5/8
a = 20'
F
—
—
Single-V-groove weld (2) Tolerances
Corner joint (B) M
\
/ 1-- a As detailed As fit up
t r R=+1/16,-0 +1/4,-1/16
1
= +10°,-0° +10°,-5"
[T2�
R
Base
metal thickness
Groove preparation
Gas
Welding
Joint
U =unlimited
Permitted
shielding
Root
Groove
.process
designation
T1
T2
opening
angle
welding
positions
for
(FCAW)
Notes
SMAW
C-U2a
U
U
R = 1/4
a = 450
All
—
—
R = 3/8
a = 30°
F,OH
—
—
R = 1/2
a = 20°
F,OH
—
—
GMAW
FCAW
C.U2a-GF
U
U
R = 3/16
a = 30°
F,V,OH
Re uired
q
A
R = 3/8
a = 30°
F
Not req.
A
R = 1/4
a = 30°
V,OH
Not req.
A
SAW
C-1-2a-S
1/2 max
U
R = i14
a = 30°
F
-
-
SAW
C-U2-S
U
U
R = 5/8
a = 20°
F
-
-
See Notes on page preceding Prequalifled Weld Joint tables.