Practical articles on bolt torquing, flange joint integrity, pipe cold cutting, hydrotesting and nitrogen purging for plants and projects in Saudi Arabia.
A one-page checklist for flange bolting on a turnaround, from planning months ahead to the leak checks at start-up.
Read article about Shutdown Bolting Checklist for Jubail and Yanbu TurnaroundsTorque charts are useful, but only if you know the assumptions behind them. This guide shows a worked chart for B7 studs and explains how to adjust it for your joint.
Read article about Flange Bolt Torque Chart: How the Values Are Worked OutSplit-frame clamshell lathes cut and bevel a pipe in one go, without heat. Here is how they work and which weld bevels they can produce.
Read article about How Clamshell Pipe Cutting Works (with Weld Bevel Types)Hiring a bolting crew is more than renting a wrench. Here is what a good hydraulic torque wrench service brings to site, and how to prepare so the work runs smoothly.
Read article about Hydraulic Torque Wrench Services: What a Bolting Crew Brings to SiteCutting into process pipe on a running plant is one of the riskier jobs on site. These are the steps that keep it safe.
Read article about Cutting Pipes in Hazardous Areas Safely: Permits and StepsFor very large or awkward cuts, a diamond wire saw can do what a clamshell cannot. Here is how the two methods compare.
Read article about Diamond Wire vs Clamshell Cutting: Which for Large-Bore Pipe?A damaged flange face does not always mean cutting out the flange. This guide compares machining in place with replacement, so you can choose the faster, safer option.
Read article about On-Site Flange Facing vs Replacing the Flange: Cost and DowntimeRing-type joints seal metal to metal, so the groove has to be near perfect. Here is how to tell when an RTJ groove needs machining, and how it is done.
Read article about RTJ Groove Repair: When Ring-Type Joints Need MachiningHeat exchanger joints are large, hot and often the first to leak after a shutdown. Here is how their sealing faces are repaired on site.
Read article about Heat Exchanger Flange Repair in Saudi PlantsOur services
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