Piping Material Specification (Example)

Line Blinds NPS 1/2 - NPS 24

Notes..

• Nominal size and class shall be stamped as indicated on plate
• Edges of test blancs shall be free from rough burn finish and burrs

Line Blinds NPS 26 - NPS 60

Notes..

• Nominal size and class shall be stamped as indicated on plate
• Edges of test blancs shall be free from rough burn finish and burrs

Spectacle Blinds NPS 1/2 - NPS 24

ASME B16.48 was used as the basis for calculating the blind thicknesses listed in this table.
Common ASTM Materials of Construction.. Carbon Steel - A515 Gr. 70, 65 and 60; A516 Gr. 70, 65 and 60. Stainless Steel - A240 Gr. 316, 316L, 304 and 304L.Reference Table 1A in ASME B16.5 for a list of other acceptable plate material specifications for each different material group.

Other Pages

1. Table of contents
2. Scope, codes, standards and references
3. General and specific requirements
4. Abbreviations for piping specifications
5. Valve tag numbering
6. Standard installation detail - Utility Station
7. Special fabricated larger diameter reducers
8. Four weld 90° LR Miter elbow
9. Two weld 45° LR Miter elbow
10. Perforated temporary conical strainers
11. T-Type strainers
12. Drip ring
13. Product sampler cooler
14. Tolerances for pipe fabrication
15. Line Blinds NPS 1/2 - NPS 60