LAP JOINT STUB ENDS
Carbon Steel
ASA B16.9 ASTM A234 WPB


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|
STANDARD
NOMINAL PIPE SIZE |
DIMENSIONS COMMON TO FITTINGS & PIPE |
LAP JOINT STUD ENDS |
PIPE SCHED. NO. |
OUTSIDE DIA. O.D. |
INSIDE DIA. I.D. |
WALL THICK NESS T |
DIA. OF LAP G |
RADIUS R |
LENGTH F |
| ASA-A |
MSS-A |
| 1/2 |
40 |
.840 |
.622 |
.109 |
1 3/8 |
1/8 |
3 |
2 |
| 3/4 |
40 |
1.050 |
.824 |
.113 |
1 11/16 |
1/8 |
3 |
2 |
| 1 |
40 |
1.315 |
1.049 |
.133 |
2 |
1/8 |
4 |
2 |
| 1 1/4 |
40 |
1.660 |
1.380 |
.140 |
2 1/2 |
3/16 |
4 |
2 |
| 1 1/2 |
40 |
1.900 |
1.610 |
.145 |
2 7/8 |
1/4 |
4 |
2 |
| 2 |
40 |
2.375 |
2.067 |
.154 |
3 5/8 |
5/16 |
6 |
2 1/2 |
| 2 1/2 |
40 |
2.875 |
2.469 |
.203 |
4 1/8 |
5/16 |
6 |
2 1/2 |
| 3 |
40 |
3.500 |
3.068 |
.216 |
5 |
3/8 |
6 |
2 1/2 |
| 3 1/2 |
40 |
4.000 |
3.548 |
.226 |
5 1/2 |
3/8 |
6 |
3 |
| 4 |
40 |
4.500 |
4.026 |
.237 |
6 3/16 |
7/16 |
6 |
3 |
| 5 |
40 |
5.563 |
5.047 |
.258 |
7 5/16 |
7/16 |
8 |
3 |
| 6 |
40 |
6.625 |
6.065 |
.280 |
8 1/2 |
1/2 |
8 |
3 1/2 |
| 8 |
40 |
8.625 |
7.981 |
.322 |
10 5/8 |
1/2 |
8 |
4 |
| 10 |
40 |
10.750 |
10.020 |
.365 |
12 3/4 |
1/2 |
10 |
5 |
| 12 |
* |
12.750 |
12.000 |
.375 |
15 |
1/2 |
10 |
6 |
| 14 |
30 |
14.000 |
13.250 |
.375 |
16 1/4 |
1/2 |
12 |
6 |
| 16 |
30 |
16.000 |
15.250 |
.375 |
18 1/2 |
1/2 |
12 |
6 |
| 18 |
* |
18.000 |
17.250 |
.375 |
21 |
1/2 |
12 |
6 |
| 20 |
20 |
20.000 |
19.250 |
.375 |
23 |
1/2 |
12 |
6 |
| 24 |
20 |
24.000 |
23.250 |
.375 |
27 1/4 |
1/2 |
12 |
6 |
EXTRA HEAVY
NOMINAL PIPE SIZE |
DIMENSIONS COMMON TO FITTINGS & PIPE |
LAP JOINT STUD ENDS |
PIPE SCHED. NO. |
OUTSIDE DIA. O.D. |
INSIDE DIA. I.D. |
WALL THICK NESS T |
DIA. OF LAP G |
RADIUS R |
LENGTH F |
| ASA-A |
MSS-A |
| 1/2 |
80 |
.840 |
.546 |
.147 |
1 3/8 |
1/8 |
3 |
2 |
| 3/4 |
80 |
1.050 |
.742 |
.154 |
1 11/16 |
1/8 |
3 |
2 |
| 1 |
80 |
1.315 |
.957 |
.179 |
2 |
1/8 |
4 |
2 |
| 1 1/4 |
80 |
1.660 |
1.278 |
.191 |
2 1/2 |
3/16 |
4 |
2 |
| 1 1/2 |
80 |
1.900 |
1.500 |
.200 |
2 7/8 |
1/4 |
4 |
2 |
| 2 |
80 |
2.375 |
1.939 |
.218 |
3 5/8 |
5/16 |
6 |
2 1/2 |
| 2 1/2 |
80 |
2.875 |
2.323 |
.276 |
4 1/8 |
5/16 |
6 |
2 1/2 |
| 3 |
80 |
3.500 |
2.900 |
.300 |
5 |
3/8 |
6 |
2 1/2 |
| 3 1/2 |
80 |
4.000 |
3.364 |
.318 |
5 1/2 |
3/8 |
6 |
3 |
| 4 |
80 |
4.500 |
3.826 |
.337 |
6 3/16 |
7/16 |
6 |
3 |
| 5 |
80 |
5.563 |
4.813 |
.375 |
7 5/16 |
7/16 |
8 |
3 |
| 6 |
80 |
6.625 |
5.761 |
.432 |
8 1/2 |
1/2 |
8 |
3 1/2 |
| 8 |
80 |
8.625 |
7.625 |
.500 |
10 5/8 |
1/2 |
8 |
4 |
| 10 |
60 |
10.750 |
9.750 |
.500 |
12 3/4 |
1/2 |
10 |
5 |
| 12 |
* |
12.750 |
11.750 |
.500 |
15 |
1/2 |
10 |
6 |
| 14 |
* |
14.000 |
13.000 |
.500 |
16 1/4 |
1/2 |
12 |
6 |
| 16 |
40 |
16.000 |
15.000 |
.500 |
18 1/2 |
1/2 |
12 |
6 |
| 18 |
* |
18.000 |
17.000 |
.500 |
21 |
1/2 |
12 |
6 |
| 20 |
30 |
20.000 |
19.000 |
.500 |
23 |
1/2 |
12 |
6 |
| 24 |
* |
24.000 |
23.000 |
.500 |
27 1/4 |
1/2 |
12 |
6 |
|