AS/NZS 1571:1995 pdf free.Copper - Seamless tubes for airconditioning and refrigeration. AS/NZS 1571: specifies requirements for round, seamless copper tubes manufactured from phosphorus-deoxidized copper containing high residual phosphorus (UNS alloy C12200) intended for use in airconditioning and refrigeration. NOTE: Advice and recommendations on information to be supplied by the purchaser at the time of enquiry and order are contained in...