Section XV — Base metals and articles of base metal
Subheading
740313
Billets
Common commodities
Round extrusion copper billetsCopper log for pipe manufacturingCylindrical cast copper billetIndustrial copper extrusion logsHeavy duty copper extrusion billetPrecision machined copper extrusion logCopper billets for tubing productionHigh conductivity copper extrusion logsCopper logs for pipe and rod extrusionRound cast bars for copper tube manufacturing