ASTM B280 covers the requirements for seamless UNS C10200, C12000, or C12200 copper alloy tubes for connection, repair, or replacement of air conditioning or refrigeration units in the field. Material in the form of billets, bars, or tubes shall be used to produce uniform and consistent wrought structures by hot or cold working. Each tube shall be cold drawn to final size and wall thickness. Coils having a soft annealed condition shall be bright annealed after coiling, then dewatered and capped, plugged, crimped, or otherwise closed at both ends. Straight tubes having a hard drawn temper shall be cleaned and capped, plugged or otherwise closed at both ends. Grain size, tensile properties, eddy current and cleanliness test results shall conform to the values listed herein.

 

Top quality copper products

Copper UNS No. Copper Type

C10200 Oxygen-free, no residual deoxidizer

C12000 Phosphorus Deoxidizer, Low Residual Phosphorus

C12200 Phosphorus deoxidizer, high residual phosphorus

 

 

Highly reliable team

Established in 2008, the company has grown over the years to become a leading manufacturer and supplier of metal products serving a wide range of industries. The company continuously invests in research and development to improve the quality and durability of its products. The company places great emphasis on customer satisfaction and is known for providing high quality products and excellent customer service. Today, the company has a global presence and serves customers in countries all over the world.

 

http://www.chinacopperalloys.com/