Copper & Copper alloy Quality Copper & Copper alloy with various shapes and grades available. Available Shape Solid Round Bar Sheet Flat Bar Copper-Nickel Tube Round Tube ARC Available Grade JIS H3100 C1100P, JIS H3250 C1100-Be1/2 Cu-OF-OK 99.99% JIS H3300 C1220T JIS H3300 C7150TS-O(70/30) C10700 CuCr CuCrZr