Fundamentals: Types of Copper and Properties
Types of Copper and Properties. The copper most commonly used for sheet and strip applications complies with ASTM B370. It consists of percent copper, and is available in six tempers designated by ASTM B370 as: 060 (soft), H00 (cold rolled), H01 (cold rolled, high yield), H02 (half hard), H03 (three quarter hard), and H04 (hard).