This standard applies to newly produced manually operated shut-off valves for gas piping systems and constructed of entir ely new, unused parts and materials which: (
Constructional provisions for spring loaded type manually operated gas shut-off valves are covered in Part 2 "Spring Loaded Type Valves-Construction." Performance provisions for spring loaded type manually operated gas shut-off valves are covered in Part 3 "Spring Loaded Type Valves-Performance." Constructional provisions for solid bottom type manually operated gas shut-off valves are covered in Part 4 "Solid Bottom Type Valves-Construction." Performance provisions for solid bottom type manually operated gas shut-off valves are covered in Part 5 "Solid Bottom Type Valves-Performance.
Room temperature, when specified in this standard, shall be considered at 77 ± 10°F (25 ± 5.6°C).
This standard contains SI (Metric) equivalents to the y ard/pound quantities, the purpose being to allow the standard to be used in SI (Metric) units. If a value for a measurement as given in this standard is followed by an equivalent value in other u nits, the first stated is to be regarded as the requirement. The given equivalent may be approximate. If a value for a measurement and an equivalent value in other units are both specified as a quoted marking requirement, the first stated unit, or both units shall be provided.
| SDO | CSA: Canadian Standards Association |
| Document Number | |
| Publication Date | Jan. 1, 1988 |
| Language | en - English |
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| Revision Level | |
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| Committee |