Bolt and Stud Bolt Dimensions for ANSI / ASME B16.5 Class 150 Flanges
Bolt & Stud Bolt Diameter and Length for ANSI / ASME B16.5 Class 150 Flanges
|
Nominal Pipe Size, NPS |
Diameter of Bolts, in. |
Length of Bolts, L | ||
| Stud Bolts | Machine Bolts | |||
| 2mm Raised Face | Ring Joint | 2mm Raised Face | ||
| 1/2 | 1/2 | 55 | ... | 50 |
| 3/4 | 1/2 | 65 | ... | 50 |
| 1 | 1/2 | 65 | 75 | 55 |
| 1 1/4 | 1/2 | 70 | 85 | 55 |
| 1 1/2 | 1/2 | 70 | 85 | 65 |
| 2 | 5/8 | 85 | 95 | 70 |
| 2 1/2 | 5/8 | 90 | 100 | 75 |
| 3 | 5/8 | 90 | 100 | 75 |
| 3 1/2 | 5/8 | 90 | 100 | 75 |
| 4 | 5/8 | 90 | 100 | 75 |
| 5 | 3/4 | 95 | 110 | 85 |
| 6 | 3/4 | 100 | 115 | 85 |
| 8 | 3/4 | 110 | 120 | 90 |
| 10 | 7/8 | 115 | 125 | 100 |
| 12 | 7/8 | 120 | 135 | 100 |
| 14 | 1 | 135 | 145 | 115 |
| 16 | 1 | 135 | 145 | 115 |
| 18 | 1 1/8 | 145 | 160 | 125 |
| 20 | 1 1/8 | 160 | 170 | 140 |
| 24 | 1 1/4 | 170 | 185 | 150 |
NOTES :
- Dimension of Table 7 are in Millimeters, except for diameters of bolts and bolts holes, which are in inch units.
- Length of stud bolts does not include the height of the points.
- Bolt lengths not shown in table may be determined in accordance with Annex D.
The Information contained in this data sheet is for reference purpose only and actual data may vary from product to product. Complete rely on these values for product design is not recommended. User will be solely responsible for any failure in intended construction.
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