ASTM F 1139 - 88 (Reapproved 2004) Standard Specification for Steam Traps and Drains

American Society for Testing and Materials (ASTM). Originally approved in 1988. Current edition approved Nov. 1, 2004. Published November 2004. 5p. This specification provides the minimum requirements for the design, fabrication, pressure rating, marking, and testing of steam traps and drains.
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 and health practices and determine the applicability of regulatory limitations prior to use.