Posted on 12/19/2022
Classification of copper knowledge
1. Pure copper: commonly known as ‘red copper’ in China and ‘red copper’ in Japan and Taiwan
a.Common grades: T1, T2, T3, TU1, TU2
b. Features: For conductivity
c. Common uses: electrical switches, motor coils, electronic parts, air-conditioning pipelines, soft welding gun heads
2. Brass: containing zinc
a. Common grades: H59, H62, H65, H68, HPb59-1 (free-cutting br...