FORGED SOCKET WELDING FITTINGS -
90
0
, 45
0
Elbows, Tees, Couplings and Half Couplings -
USAS B16.11
NOM.
PIPE
SIZE
SOCK.
BORE
DIAM.
B
DEPTH
OF
SOCK.
MIN
WALL THICKNESS
MINIMUM
BORE DIAMETER OF FITTIG
D
CENTER TO BOTTOM OF SOCKET
LAYING LENGTHS
APPROXIMATE WEIGHT IN POUNS
3000
SOCK.
C
6000
SOCK.
C
90
0
ELBOW, TEES, COROSSES
A
45
0
ELBOW
A
COUP-
INGS
HALF
COUP-
INGS
ELBOWS
TEES
COUPLINGS
HALF
COUPLINGS
3000
6000
3000
6000
3000
6000
E
F
90
0
3000
90
0
6000
45
0
3000
45
0
6000
3000
6000
3000
6000
3000
6000
1/8
.420
.430
3/8
.125
.135
.254
.284
.141
.171
7/16
7/16
5/16
5/16
1/4
5/8
.13
0.04
1/4
.690
.700
3/8
.130
.158
.349
.379
.235
.265
7/16
17/32
5/16
5/16
1/4
5/8
.13
.13
0.25
.13
0.05
3/8
.554
.565
3/8
.138
.172
.478
.508
.344
.374
17/32
5/8
7/16
7/16
1/4
11/16
.25
.19
0.31
.19
0.06
1/2
.855
.865
3/8
.161
.204
.607
.637
.451
.481
5/8
3/4
1/2
1/2
3/8
7/8
.50
9.4
.44
.88
0.69
1.38
.25
.38
0.09
0.12
3/4
1.065
1.075
1/2
.168
.238
.809
.839
.599
.629
3/4
7/8
9/16
9/16
3/8
15/16
.69
1.44
.50
1.31
0.88
2.00
.38
.56
0.13
0.20
1
1.330
1.340
1/2
.196
.273
1.034
1.064
.800
.830
7/8
1 1/16
11/16
11/16
1/2
1 1/8
1.31
2.25
.88
2.06
1.44
3.31
.75
1.00
0.2
0.23
1 1/4
1.675
1.685
1/2
.208
.273
1.365
1.395
1.145
1.175
1 1/16
1 1/4
13/16
13/16
1/2
1 3/16
1.63
3.19
1.31
2.50
2.13
3.75
1.13
1.44
0.24
0.31
1 1/2
1.915
1.925
1/2
.218
.307
1.595
1.625
1.323
1.353
1 1/4
1 1/2
1
1
1/2
1 1/4
2.13
5.25
1.75
4.31
2.44
6.50
1.31
2.00
0.32
0.52
2
2.406
2.416
5/8
.238
.374
2.052
2.082
1.674
1.704
1 1/2
1 5/8
1
1 1/8
3/4
1 5/8
3.56
6.69
2.88
4.81
4.44
7.88
2.00
3.88
0.52
0.86
2 1/2
2.906
2.921
5/8
.301
2.439
2.499
1 5/8
2 1/4
1 1/8
1 1/4
3/4
1 11/16
6.38
11.88
7.38
9.63
8.88
16.63
3.25
5.50
0.86
1.09
3
3.535
3.550
5/8
.327
3.038
3.098
2 1/4
1 1/4
3/4
1 3/4
10.88
19.25
10.50
14.25
13.69
23.50
4.56
6.63
1.09
2.09
Dimensional Tolerances
Forged Socket Welding Fittings USAS B16.11
NOMINAL
PIPE
SIZE
ALL FITTING
ELBOWS TEES
COUPLING
HALF COUPLINGS
INSIDE
DIAMETER
OF SOCKET
SOCKET WALL
THICKNESS
BORE DIAMETER OF FITTING
FITTING DIAMETER OF FITTING
CONCEN - TRIC OF FITTNG
COINCI - DENCE OF AXES
CENTER TO BOTTOM OF SOCKETS
BOTTOM TO BOTTOM OF SOCKETS
BOTTOM OF SOCKET TO OPPOSITE
1/8 - 1/4
+.010"
-.000"
NOT
LESS
THAN
125%
OF
NOMINAL
PIPE
THICKNESS
THAN 1/8"
±.0.15"
NOT LESS
THAN
NOMINAL
PIPE
WALL
THICKNESS
MAXIMUM
VARIATION
IN
ALIGNMENT
OF SOCKET
AND
FITTING
BORE FOR
1/6" IN 12"
±0.03"
±0.06"
±0.03"
3/8 - 3/4
+.010"
-.000"
±.0.15"
±0.06"
±0.06"
±0.06"
1 - 2
+.010
-.000"
±.0.15"
±0.08"
±0.08"
±0.08"
2 1/2 - 3
+.015"
-.000"
±.030"
±0.10"
±0.10"
±0.10"
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