Calculating Branch Connections: ASME B31.3 Para. 304.3.2 – Whenever a branch is added to the main pipe run (header) an opening is created by the removal of a predetermined amount of metal. We use Branch Connections: ASME B31.3 Para. 304.3.2 to consider the design. The header pipe is weakened as the metal removed is no longer there to resist the …
What is stress? Introduction In the most simplistic term, stress is simply a force divided by area. The most common unit we see in pressure equipment codes and standards is pounds per square inch (psi) for those that like imperial (and let’s face it, not many do). Or if you like to use SI units (metric) then we will often …
What is fitness for service? Fitness For Service (FFS) assessments are a set of methods that use quantitative data to determine if a degraded component is fit for continued service at the current operating parameters and to establish the useful remaining life of the component. Some case examples are found in this research paper. It is an analysis that …
Corrosion Basics Part 1 Salt is bad for your health! – Corrosion basics Definition: Corrosion is the degradation of a metal by its environment–it literally means to “eat-away”. Most metals do not naturally occur as a pure metal. In their natural state, they exist in the form of oxides. These metal oxides (or other metal compounds) must be refined to …
Allowable Stress – What’s it all about? Find out here. The tensile test is used to establish the tensile strength of steel. If a tensile force is applied to a steel bar it will have some extension. Up to the yield point, stress and strain will remain proportional, signified by the straight line in Fig. 1. Not all steels have …
ASME PCC 2 Pressure Equipment Repair Appreciation Training Course. – Try the Quiz Repairs to Pressure Equipment: ASME PCC 2 Pressure Equipment Repair and In-Service Repair Codes. In the real world of plant operation, pressure equipment items commonly suffer corrosion, erosion, or mechanical damage and have to be repaired. For equipment built to a pressure equipment code (ASME, …
Success – It’s yours for the taking. A SUCCESS STORY FROM WILKINSON COUTTS ONWARDS AND UPWARDS: Inspection surveyor to refinery in-service inspector We all like to hear success stories from people in the Integrity Industry. We hear from many of our delegates who have made the move to sunnier climes like Australia and Trinidad and Tobago having completed API training. …
Codes Standards and Recommended Practices. What’s the difference? First, it’s all about standardisation The idea of published technical documents in the integrity industry, in general, is that they should encourage standardisation of technical approach to things. This infers that multiple parties are involved, all adding their viewpoint, with some system of balloting and adjudication to reach a consensus. Many …
Four Types of API Exam Questions API Certification Exam Questions have a specific style to them. The style is common in the USA and some other places but follows different logic to that seen in many other countries. Here are four types encountered: Verbatim code content questions: These are about some verbatim statement that is made in a code. …