Copper No. 142 is an arsenical copper deoxidized with phosphorus. Its capacity is excellent for hot forming or cold working and it has excellent joinability characteristics for soldering, brazing and gas-shielded arc welding. Its leading use is tubing for condensers and heat exchangers. This datasheet provides information on composition, physical properties, microstructure, hardness, elasticity, tensile properties, and shear strength. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Cu-284. Producer or source: Copper and copper alloy mills.