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ASTM F1139-88(2024)

Current Reaffirmation

Standard Specification for Steam Traps and Drains

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1.1 This specification2 provides the minimum requirements for the design, fabrication, pressure rating, marking, and testing of steam traps and drains.

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.3 The following safety hazards caveat pertains only to the test method portion of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.


This specification provides the minimum requirements for the design, fabrication, pressure rating, marking, and testing of steam traps and drains. Hydrostatic proof test, hydrostatic production shell test, steam production shell test, air production shell test, operational check steam test, and performance characteristics test shall be performed to meet the requirements prescribed.


SDO ASTM: ASTM International
Document Number F1139
Publication Date July 1, 2024
Language en - English
Page Count 5
Revision Level 88(2024)
Supercedes
Committee F25.11
Publish Date Document Id Type View
July 1, 2024 F1139-88R24 Reaffirmation
Dec. 1, 2019 F1139-88R19 Reaffirmation
May 1, 2015 F1139-88R15 Reaffirmation
March 1, 2010 F1139-88R10 Reaffirmation
Nov. 1, 2004 F1139-88R04 Reaffirmation
April 10, 1998 F1139-88R98 Reaffirmation