November/December 1996 Inspectioneering Journal
Date November/December 1996
Volume  2
Issue 6
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November/December 1996 Inspectioneering Journal Article Index

  • November/December 1996 Inspectioneering Journal
    By Shaun W. Lawson at Mechatronic Systems and Robotics Research Group, University of Surrey

    The basic approach to the inspection and repair procedure for welding has barely altered for three decades. The normal practice has continued to be to inspect a weld only after the welding programme is complete. Thus by the time a defect is detected, considerable time and money has been spent on completing the welding of a rejectable component. Furthermore, a large number of additional weld runs will generally have been deposited over the defect, thus increasing the cost of repair and decreasing the quality of the component.

  • November/December 1996 Inspectioneering Journal
    By Michael Twomey at CONAM Inspection Inc.

    Corrosion under insulation (CUI) is a real threat to the onstream reliability of many of today's plants. This type of corrosion can cause failures in areas that are not normally of a primary concern to an inspection program. The failures are often the result of localized corrosion and not general wasting over a large area. These failures can be catastrophic in nature, or at least, have an adverse economic effect in terms of downtime and repairs.

  • November/December 1996 Inspectioneering Journal
    By Lynne Kaley at Trinity Bridge LLC / Trinity Bridge Digital, Eivind Johnsen at DNV Inc., and Andy Tallin at DNV Inc.

    Petroleum coke production is an important source of revenue for many refineries. While coking units were initially constructed to deal with a waste product, these units are now of significant economic value.

  • November/December 1996 Inspectioneering Journal
    By John Reynolds at Intertek

    Three levels of risk based inspection have been developed by the API sponsor group. Level 1: Qualitative RBI which utilizes a step-by-step workbook to rank entire process units or process systems into a 5 x 5 risk matrix...

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