Specifications:
The document outlines the specifications for Cu-rod, Oxygen Free, under the EK SPEC 600 standard. The dimensions available are 8.0, 12.4, 15.8, and 20.0 mm. The maximum oxygen content is 10 ppm, with a typical level of 2 ppm.

Form of Delivery:
The Cu-rods are delivered in loose laid coils with a vertical axis for uncoiling. The outside diameter is 1600 mm, and the inside diameter ranges from 850 to 1000 mm. The nominal weight is 4100 kg, with a maximum of 5 tons. Packaging includes plastic strips, underlying cardboard, and a loose plastic cover, placed on a wooden pallet measuring 1600x1500 mm with rounded corners and a height of 145 mm.

Requirements:
The document specifies the tolerance of diameter, elongation, and resistivity for each dimension:

• 8.0 mm: Tolerance ±0.4 mm, Elongation Min. 30%, Resistivity Max. 17.07 nWm
• 12.4 mm: Tolerance +0.2/-0.4 mm
• 15.8 mm: Tolerance +0.2/-0.4 mm
• 20.0 mm: Tolerance ±0.4 mm

References:
The document references EN 1977, which pertains to copper and copper alloys, specifically copper drawing stock (wire rod).

Miscellaneous:
The density of the Cu-rod is specified as 8.93 kg/dm³.