Chrome steel pipe joints, such as those used in the power industry for high pressure, high strength pipework, need to be pre-heated for welding and also require a post weld heat treatment. Equally, ...

Having been manufacturing Tube and Pipe Weld Purging Systems since 1975 Huntingdon Fusion Techniques (HFT) said it has evolved the science of Weld Purging to new levels. Along with other recently ...

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(3) performing a low-pressure air test on a new pipeline before placing it into service; or testing a pipeline already in service for leaks. There are two pipe plug options to choose from. Mechanical ...

When welding tubes and pipes such as stainless, duplex, chrome etc., it is important to purge the internal bore with an inert gas to prevent oxidization, discoloration and to ensure a good internal ...