HFT


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Weld Purging: Replace Foam with Film for High Quality Welds

The use of home made sponge foam purge dams for pipe weld purging is still very familiar throughout the welding industry. However, operators are unaware as to how the use of sponge foam can adversely influence the metallurgical strength of a joint. When sponge foam starts to warm up from the heat ...

Michaela Reay


Posted 17 days agoPress > weld purgingweld purge filmhuntingdon +3

Weld Purging: Replace Paper, Foam and other unsuitable Materials with Argweld® Weld Purge Dams

Weld Purging is essential when welding tubes and pipes made of reactive metals such as stainless steels, titanium and zirconium. Usually weld zones are confined with purge dams so that the use of argon purge gas is limited and waiting times are reduced. Homemade dams fabricated from paper, sponge ...

Michaela Reay


Posted 2 months agoPress > huntingdonhuntingdon fusionHFT +2

Chemical Resistant Inflatable Stoppers for blocking pipes containing hydrocarbon liquids and gases

During petrochemical operations, where hydrocarbons are present in liquid or gas form, inflatable stoppers are often used for various applications such as debris stopping, leak testing, low-pressure hydrostatic tests, blocking the release of hydrocarbon gases and a variety of plumbing operations. ...

Michaela Reay


Posted 8 months agoPress > pipe stoppingpipe blockinghuntingdon fusion +1

Welding of Vacuum Tubing and Piping

Welds in tubing and pipework for vacuum systems should have many important characteristics. They ideally need to be manufactured from stainless steel, leak tight, the joints should have full penetration with excellent sidewall fusion, there should be no porosity and the finish should be free from ox ...

Michaela Reay


Posted 2 years agoPress > huntingdon fusionhuntingdon fusion techniquesHFT +4