110) - A commercially pure high conductivity copper of any origin which has been refined by electrolytic deposition, then melted, oxidized, and brought to tough pitch or controlled low oxygen content, and finally cast into cakes, billets, wire bars, etc., suitable for hot or cold working, or both.Ĥ) Fire Refined Copper (Copper Nos. 141) - A modified tough pitch copper containing substantial amounts of arsenic regardless of origin or treatment.Ģ) Cathode Copper - A commercially pure copper electrolytically refined in cathode form.ģ) Electrolytic Tough Pitch Copper (Copper No. Modified Copper - Metal for which the specified minimum copper content is less than 99.88% and not less than 99.3%, silver being counted as copper.ġ) Arsenical, Tough Pitch Copper (Copper No. Commercially Pure Copper - Metal for which the specified minimum copper content is not less than 99.88%, silver being counted as copper.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |