BUTTWELD FITTINGS TYPES – LAP JOINT STUB ENDS STD

Standard Lap Joint Stub End
Pipe Size Outside Diameter O.D. Inside Diameter I.D. Wall and Lap Thickness T Lap Diameter G Fillet Radius R Overall Length F Pipe Schedule Number Approx. Weight in Pounds
1/2 0.840 0.622 0.109 1 3/8 1/8 3 40 0.30
3/4 1.050 0.824 0.113 1 11/16 1/8 3 40 0.40
1 1.315 1.049 0.133 2 1/8 4 40 0.75
1 1/4 1.660 1.380 0.140 2 1/2 3/16 4 40 1.10
1 1/2 1.900 1.610 0.145 2 7/8 1/4 4 40 1.25
2 2.375 2.067 0.154 3 5/8 5/16 6 40 2.25
2 1/2 2.875 2.469 0.203 4 1/8 5/16 6 40 3.50
3 3.500 3.068 0.216 5 3/8 6 40 4.75
3 1/2 4.000 3.548 0.226 5 1/2 3/8 6 40 6.00
4 4.500 4.026 0.237 6 3/16 7/16 6 40 7.25
5 5.563 5.047 0.258 7 5/16 7/16 8 40 12.00
6 6.625 6.065 0.280 8 1/2 1/2 8 40 16.00
8 8.625 7.981 0.322 10 5/8 1/2 8 40 23.00
10 10.750 10.020 0.365 12 3/4 1/2 10 40 36.00
12 12.750 12.000 0.375 15 1/2 10 * 47.00
14 14.000 13.250 0.375 16 1/4 1/2 12 30 60.00
16 16.000 15.250 0.375 18 1/2 1/2 12 30 73.00

1. Conforms to ASME B16.9 & ASTM SA-105
2. All dimensions are in inches.
3. All weights are in pounds and approximated or estimated
* This size thickness does not correspond to any pipe schedule number.