Example of balancing a huge fan with much more vibration than first one. Result after repair: Vibration went from 3.1 mm/s to 0,2mm/s. Total 1,6kg was needed to get it perfect 🤩 #vibrationanalysis #vibrationtesting #balancing Continue reading Vibration test example
If you don’t know how API 570 Certification scheme, See API 570 Certification Instruction IMPACT TESTINGThe inspector should be able to:a) Determine the minimum metal temperature of a material (MDMT), which is exempt from impact testing (ASME B31.3, Section 323.2.2, Figure … Continue reading API 570 Quiz (ASME 31.3 – MDMT and Impact Test)
If you don’t know how API 570 Certification scheme, See API 570 Certification Instruction PRESSURE TESTINGThe inspector should be able to:a) Demonstrate knowledge concerning hydrostatic leak testing (ASME B31.3 Section 345.4)b) Demonstrate knowledge concerning pneumatic leak testing (ASME B31.3 Section 345.5)c) … Continue reading API 570 Quiz (ASME 31.3 – Pressure Testing)
In this topic (most difficult part in EXAM), we will try one by one of the Open/Close questions on Module ASME 31.3 – Design pipe thickness as a part of in-the-exam API 570 Body of knowledge (BOK) If you don’t know how API 570 … Continue reading API 570 Quiz (ASME 31.3 – Design pipe thickness)
Ocean freight is by far the most sustainable shipping alternative. However, there are still things we can do to make it even cleaner and greener. The International Maritime Organization (IMO) has implemented a new global Sulphur limitation on fuel used … Continue reading IMO Sulphur Regulation
In this very first and priority topic, we will try one by one of the Open/Close questions on Module ASME 31.3 – Quality Factor as a part of in-the-exam API 570 Body of knowledge (BOK) If you don’t know how API 570 Certification scheme, … Continue reading API 570 Quiz (ASME 31.3 – Quality Factor of Weld-joint and Casting)
Certified API 570 Pressure Vessel inspectors (Salary rate 350-500usd/day) must have a broad knowledge base relating to maintenance, inspection, repair, and alteration of pressure vessels. The API 570 examination is designed to determine if individuals have such knowledge. To help you … Continue reading API 570 Certification Instructions
The Factors to consider when selecting a gasket Operating temperature and pressure, pipe size, temperature cycle, cost, chemical composition of fluid, fire resistance, radiation, etc In general of application, please use Pressure – Temperature chart as below for understanding the capability of each type of gasket. Sheet Gasket (Rubber gasket, Non-asbestos gasket, PTFE gasket, flexible graphite gasket) Rubber gasket is common with black color, but it is different. Compressed Synthetic Fiber Gasket (e.g. non asbestos or asbestos free) PTFE (Poly Tetra Flour Ethylene) Gasket Type: Virgin(Pure), Filled (Compressed Synthetic), Micro-cellular (Closed or Expanded), with thin metal reinforcement. Flexible Graphite Gasket … Continue reading Guide for selecting Gasket type
1. What is HDPE? High Density Polyethylene Synthetic resin prepared by polymerizing ethylene One of the general-purpose plastics used a lot in everyday life 2. Features and Application 1) Features: excellent weather resistance, environmental stress cracking resistance, water pressure resistance and workability. 2) Use: General sewer pipe (firefighters in domestic apartments, etc.-screw-in, plant UG-Heat Fusion) ※ Weather resistance: Withstands various climates. Difficulty rusting. ※ Environmental Stress Cracking Resistance 3. Heat Fusion Construction: Fusion Weld Machine = HDPE Welding Machine-Electrofusion Machine, etc. Each company has a different name but the principle is similar. If the machine is installed according to the procedure, it will … Continue reading HDPE Piping (Theory, Features, Heat Fusion, etc.)
