This specification covers the material and dimensional requirements applicable to lap joint flange pipe ends that are manufactured by a mechanical forming process, and are widely used for low-pressure systems in the marine, process piping, and similar industries. Materials having acceptable forming qualities to produce lap joint ends are copper, copper-nickel, titanium, carbon steel, and stainless steel. The lap joint flange pipe connections shall be produced in accordance with accepted shop practices, and shall be free from burrs and cracks that would affect their suitability for intended service.
Область применения1.1 This specification covers the pipe material and wall thickness applicable to lap joint flange pipe ends, manufactured by a mechanical forming process.
1.2 The lap joint flange connection has been widely used for low-pressure systems in the marine, process piping, and similar industries.
1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses are mathematical conversions to inch-pound units that are provided for information only and are not considered standard.
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.
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