Piping Material Specification
Standard No.... Doc. No....
Issue Date.. Dec, 201912 of 15
Dimensions Bleed Rings
| NPS | ID | OD by Pressure Class | ||||
| 150 | 300 | 600 | 900 | 1500 | ||
| 1 | 28.6 | 63.5 | 69.9 | 69.9 | 76.2 | 76.2 |
| 1.1/2 | 41.3 | 82.6 | 92.1 | 92.1 | 95.3 | 95.3 |
| 2 | 54 | 101.6 | 108 | 108 | 139.7 | 139.7 |
| 2.1/2 | 63.5 | 120.7 | 127 | 127 | 161.9 | 161.9 |
| 3 | 79.4 | 133.4 | 146.1 | 146.1 | 165.1 | 171.5 |
| 4 | 104.8 | 171.5 | 177.8 | 190.5 | 203.2 | 206.4 |
| 6 | 155.6 | 219.1 | 247.7 | 263.5 | 285.8 | 279.4 |
| 8 | 203.2 | 276.2 | 304.8 | 317.5 | 355.6 | 349.3 |
| 10 | 257.2 | 336.6 | 358.8 | 396.9 | 431.8 | 431.8 |
| 12 | 304.8 | 406.4 | 419.1 | 450.9 | 492.1 | 514.4 |
Notes..
- Dimensions are in millimeters unless otherwise indicated.
- C - 1/2 inch or 3/4 inch threaded or socket weld taps are standard. Multiple taps can be provided but must be orientated by customer. Thickness of ring may be affected if larger taps are required.
- X - Depending on the inside diameter of pipe or fitting.
- Standard finish of gasket surface shall be machined to 125-250 Serrated finish. Other surface finish must be specified by customer.
Other Pages
- Table of contents
- Scope, codes, standards and references
- General and specific requirements
- Abbreviations for piping specifications
- Valve tag numbering
- Standard installation detail - Utility Station
- Special fabricated larger diameter reducers
- Four weld 90° LR Miter elbow
- Two weld 45° LR Miter elbow
- Perforated temporary conical strainers
- T-Type strainers
- Drip ring
- Product sampler cooler
- Tolerances for pipe fabrication
- Line Blinds NPS 1/2 - NPS 60
