Dimensions butt welded Stub Ends schedule STD & XS ASME B16.9

Schedule STD

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

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.

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