Compare 392.0 Aluminum to Cast Lightly Alloyed Copper
EN CR004A (Cu-ETP) Electrolytic Tough Pitch CopperEN CR005A (Cu-FRHC) Fire-Refined High-Conductivity Copper
EN CR011A (CuAg0.04) Silver-Bearing Tough Pitch CopperEN CR012A (CuAg0.07) Silver-Bearing Tough Pitch Copper
EN CR017A (CuAg0.04(OF)) Silver-Bearing Oxygen-Free CopperEN CR018A (CuAg0.07(OF)) Silver-Bearing Oxygen-Free Copper