Stub Ends (ASME B16.9)

Dimensions butt welded Stub Ends schedule STD & XS ASME B16.9
2500
SCHEDULE STD
NPS
OD
T
G
F
R
kg
1/2
21.3
2.77
34.9
76.2
3.18
0.16
3/4
26.7
2.87
42.9
76.2
3.18
0.23
1
33.4
3.38
50.8
101.6
3.18
0.29
42.2
3.56
63.5
101.6
4.76
0.45
48.3
3.68
73
101.6
6.35
0.54
2
60.3
3.91
92.1
152.4
7.94
1
73
5.16
104.8
152.4
7.94
1.5
3
88.9
5.49
127
152.4
9.53
2.1
101.6
5.74
139.7
152.4
9.53
2.5
NPS OD T G F R kg
4
114.3
6.02
157.2
152.4
11.11
3
5
141.3
6.55
185.7
203.2
11.11
5.4
6
168.3
7.11
215.9
203.2
12.70
7.3
8
219.1
8.18
269.9
203.2
12.70
11.6
10
273.1
9.27
323.9
254
12.70
18
12
323.9
9.53
381
254
12.70
21
14
355.6
9.53
412.8
304.8
12.70
28
16
406.4
9.53
469.9
304.8
12.70
34
18
457.2
9.53
533.4
304.8
12.70
39
20
508
9.53
584.2
304.8
12.70
44
24
609.6
9.53
692.2
304.8
12.70
57
NPS
OD
T
G
F
R
kg

Dimensions are in millimeters unless otherwise indicated. Weights are in kilograms and approximately given.

2500
SCHEDULE XS
NPS
OD
T
G
F
R
kg
1/2
21.3
3.73
34.9
76.2
3.18
0.2
3/4
26.7
3.91
42.9
76.2
3.18
0.3
1
33.4
4.55
50.8
101.6
3.18
0.4
42.2
4.85
63.5
101.6
4.76
0.6
48.3
5.08
73
101.6
6.35
0.7
2
60.3
5.54
92.1
152.4
7.94
1.4
73
7.01
104.8
152.4
7.94
2
3
88.9
7.62
127
152.4
9.53
2.9
101.6
8.08
139.7
152.4
9.53
3.4
NPS OD T G F R kg
4
114.3
8.56
157.2
152.4
11.11
4.1
5
141.3
9.53
185.7
203.2
11.11
7.5
6
168.3
10.97
215.9
203.2
12.70
10
8
219.1
12.70
269.9
203.2
12.70
16
10
273.1
12.70
323.9
254
12.70
24
12
323.9
12.70
381
254
12.70
29
14
355.6
12.70
412.8
304.8
12.70
38
16
406.4
12.70
469.9
304.8
12.70
43
18
457.2
12.70
533.4
304.8
12.70
49
20
508
12.70
584.2
304.8
12.70
63
24
609.6
12.70
692.2
304.8
12.70
76
NPS
OD
T
G
F
R
kg

Dimensions are in millimeters unless otherwise indicated. Weights are in kilograms and approximately given.

DIMENSIONAL TOLERANCES OF STUB ENDS MSS SP-43
20 to 24
DIMENSIONAL TOLERANCES OF STUB ENDS ASME B16.9
Nominal Pipe Size
1/2 up to 2½
3 to 3½
4
5 to 8
10 to 18
20 to 24
Outside Diameter at Welding End (OD)
+ 1.6
– 0.8
1.6
1.6
+ 2.29
– 1.6
+ 4.06
– 3.05
+ 6.35
– 4.83
Overall Length (F)
1.6
1.6
1.6
1.6
2
2
Outside Diameter of Lap (G)
+ 0
– 0.76
+ 0
– 0.76
+ 0
– 0.76
+ 0
– 0.76
+ 0
– 1.6
+ 0
– 1.6
Thickness of Lap (T)
+ 1.52
– 0
+ 1.52
– 0
+ 1.52
– 0
+ 1.52
– 0
+ 1.52
– 0
+ 1.52
– 0
Fillet Radius of Lap (R)
+ 0
– 0.76
+ 0
– 0.76
+ 0
– 1.6
+ 0
– 1.6
+ 0
– 1.6
+ 0
– 1.6
Wall Thickness (t)
Not less than 87.5% of Nominal Wall Thickness
Dimensional tolerances are in millimeters unless otherwise indicated.