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Normas ASTM – AENOR
ASTM F721-81(2014)

ASTM F721-81(2014)

Standard Specification for Gage Piping Assemblies

Fecha:
2018-05-07 /Historical
Superseeded by:
Abstract:

This specification covers details of gage piping assemblies for pressure gages with optional provisions for additional gages, pressure switches, transmitters, and so forth, for use with steam, steam drains, feed water, condensate, fresh water, salt water, compressed air, fuel oil, and lubricating oil systems. A siphon shall be used as shown in all gage applications for steam systems to maintain a protective water seal between the gage and the steam supply.

Scope:

1.1 This specification covers details of gage piping assemblies for pressure gages with optional provisions for additional gages, pressure switches, transmitters, and so forth, for use with steam, steam drains, feed water, condensate, fresh water, salt water, compressed air, fuel oil, and lubricating oil systems.

1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

45,14
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