Piping Material Specification

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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.

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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