Resources

Short answer: In most of Australia, a pressure vessel such as an air receiver can need two kinds of registration: design registration for hazard levels A to D and item registration for hazard levels A … read more

Short answer: Set pressure is the gauge pressure at which a safety relief valve starts to open and vent. It matters because the set pressure must never be higher than the design pressure of the vessel … 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: Compressed air can push air through broken skin or a body opening, blow grit into eyes, damage hearing and throw fine dust back into the air you breathe. Clothing gives little protection … read more