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G2420.1.1 (409.1.1) Valve Approval
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TABLE G2420.1.1 (409.1.1)
MANUAL GAS VALVE STANDARDS
Shutoff valves shall be of an approved type; shall be constructed of materials compatible with the piping; and shall comply with the standard that is applicable for the pressure and application, in accordance with Table G2420.1.1.
TABLE G2420.1.1 (409.1.1)
| VALVE STANDARDS | APPLIANCE SHUTOFF VALVE APPLICATION UP TO 1/2 psig PRESSURE | OTHER VALVE APPLICATIONS | |||
| UP TO 1/2 psig PRESSURE | UP TO 2 psig PRESSURE | UP TO 5 psig PRESSURE | UP TO 125 psig PRESSURE | ||
| ANSI Z21.15/CSA 9.1 | X | — | — | — | — |
| ASME B16.44 | X | X | Xa | Xb | — |
| ASME B16.33 | X | X | X | X | X |
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