Economiser, some FAQs

Guide for better economiser design Is it essential to pre heat feed water? How one preheats they boiler feed water? We have two options, Via economiser, mounted on exhaust of boiler, and heating incoming feed water by absorbing lost heat in flue gases Via Deareator tank, adding steam to deareator and heating the water temperature.

Orbital Welding for Sanitary Piping

Orbital Welding for Sanitary Piping Orbital welding in Sanitary application is extension to tungsten inert gas (TIG/TGAW) welding. This type of welding is default in piping, which the application demands Sanitary or super clean application, where cleaning is done with CIP/SIP. The pharmaceutical industry currently uses orbital GTAW/TIG welding almost exclusively. This produces welds of

Non Destructive Testing of Welding

So, we have covered Destructive testing in my last post, now something on Non-destructive testing. There are Numerous Non-Destructive tests used to evaluate the base metal to be joined as well as completed welds. However these all NDT shares several common elements, these essential elements are summarized below: o A Source of Probing energy or

Testing of Weldments!

I’ve covered, welding and weld defect in past posts, what I missed completely is the testing of Weldments. One of the purpose of effective quality control program is to determine the suitability of a given base metal or a weld to perform its intended service. When It comes to testing, we have two type of

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