Resources

Short answer: Hot tapping is a way of making a new branch connection on a pipe or vessel while it stays in service and under pressure. It avoids a shutdown and the need to drain or vent the line, but … read more

Short answer: Strut channel is a cold-formed steel C-section with inturned lips that forms a bolt-together framework for supporting pipes, cable trays and equipment. It matters because well-chosen, we … read more

Short answer: A hose tail is a fitting with a barbed or ribbed spigot that pushes inside a hose and is held there by a clamp or crimped ferrule, with a thread, coupling or flange on the other end. It … read more

Short answer: A claw coupling is a twist-to-connect hose coupling with two hooked lugs that lock under the lugs of a matching head, common on compressor, breaker and mining air hoses. Because the twis … read more

Short answer: An auto drain is a small valve in or under the bowl of a compressed air filter that empties the water and oil the filter collects, without anyone opening a tap. Without one, liquid build … read more