1.1''This specification covers welded strainers in services above 150 psig or 150''F (1 MPa and 65''C). For welded strainers in services at or below these ratings and cast strainers, see Specification F1199.

1.2''This specification provides the minimum requirements for the design fabrication, rating, marking, and testing of welded pipe line strainers for services above 150 psig or 150''F (1 MPa and 65''C).

1.3''Strainers manufactured to this specification are acceptable for use in the marine environment.

1.4''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.

1.5''The following safety hazards caveat pertains only to the test methods portion, Section 8, 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.

1.6''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.