Where did pipe sizes come from?

Posted by SFI Orbimax on

During the mid-1800’s, engineers needed more steam pressure meaning greater strength piping was required. Hence the thickness of the wall of pipes grew to suit the needs.The first requirements for pressurised pipes arose in the Steam Age in the late 1700’s. During this time, the only method of manufacturing pipe was with cast iron.

These pipes were still made of cast iron and were made to individual engineer’s spec’s meaning there was no conformity.

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