Add as `copper.OFHC` distinct from existing generic `copper` and `copper_pcb`. Use case: UHV vacuum enclosures, cryogenic, low-bg. Sourcing: ASTM B170, Aurubis datasheet.
Add as
copper.OFHCdistinct from existing genericcopperandcopper_pcb. Use case: UHV vacuum enclosures, cryogenic, low-bg. Sourcing: ASTM B170, Aurubis datasheet.