tough pitch copper

tough pitch copper

[′təf ′pich ‚käp·ər]
(metallurgy)
Copper refined in a reverberatory furnace to adjust the oxygen content to 0.2-0.5%.
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References in periodicals archive ?
According to him, other rod manufacturers in the region produce electrolytic tough pitch copper rods where the oxygen content is 300 to 55 ppm while Nuhas Oman's copper purity is 99.
5Mm Thickness To Is-2501-95 In Annealed -O- Condition And Material Conforming To Grade Etp Of Is:191 Part-V-1980 That Is Electrolytic Tough Pitch Copper Tube .