Copper Capillary Tube in Annealed Form has outside diameter less than 4 mm and wall thickness less than 1 mm. Copper Capillary Tube in Annealed Form is manufactured by Mandev Tubes which is an ISO 9001 - 2000 accredited company. Mandev Tubes also manufactures various types of copper capillary tubes, copper system tubes and fittings. The Copper Capillary Tube in Annealed Form is usually supplied in coils. This Capillary Tube is made of 99.90% and above copper with 0.015 - 0.040 % phosphorous. This Capillary Tube has tensile strength of 21 Kg / mm2.