Api 570 study guide - Study guides, Class notes & Summaries

API 570 Study Guide (Full) with complete solution; Study guide for 2022 API 570 exams

Date of Issue: April 2018 Affected Publication: API 570, Piping Inspection Code: In-service Inspection, Rating, Repair, and Alteration of Piping Systems, Fourth Edition, February 2016 Errata 1 Page 40: Section 5.11.4, second paragraph, shall read: To minimize the risk of brittle fracture during a pressure test, the metal temperature should be maintained at least 30 °F (17 °C) above the MDMT for piping that is more than 2 in. (5 cm) thick, and 10 °F (6 °C) above the MDMT for piping th...

Pressure applied inside a pipe creates stress in the pipe wall. These stresses are highest on which weld orientation? longitudinal weld Per B31.3, how much RT is conducted on circumferential welds of a pipe in normal service? 10% for welded pipe, the normal thickness of under-tolerance is? .010 or 10 mils The corrosiveness of soils can be determined by measuring the soils: Resistivity when qualifying a weld procedure the essential variables must: be recorded on both the WPS & PQR In seve...

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