scope:

This specification covers round section uncoated (plain) carbon-graphite electrodes for arc-welding, round, half-round and rectangular section copper-coated carbon-graphite electrodes for air carbon-are cutting, and round section jointed copper-coated carbon-graphite electrodes for air carbon-arc cutting.

The electrodes shall be furnished in the types and sizes shown in table I, as specified (see 6.2.1). TABLE I. Types and sizes.

Nominal size (inches) ---------------------------------------------- Cross- Type Description Diameter section Length ------------------------------------------------------------------------------- MIL-C Round carbon-graphite 1/81 5/32, 3/16, 1/4 Circular 12 (plain-uncoated) 5/16 14 3/8 15 1/2, 5/8, 3/4, 1 17 MIL-CuC-A Round copper-coated 1/8, 5/32, 3/16, 1/4 Circular 12 carbon-graphite 5/16 14 3/8 15 1/2, 5/8, 3/4, 1 17

Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Commander, Naval Sea Systems Command, SEA 55Z3, Department of the Navy, Washington, DC 2036Z by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. TABLE I. Types and sizes. - Continued

Nominal size (inches) ---------------------------------------------- Cross- Type Description Diameter section Length ------------------------------------------------------------------------------- MIL-CuC-B Half-round copper-coated 3/8, 1/2, 5/8 Semi- 18 carbon-graphite circular MIL-CuC-C Round copper-coated- 5/16, 3/8- Circular 12 carbon-graphite with 1/2 14 machined lock-joint ends 5/8 15 3/4, 1 17 MIL-CuC-D Rectangular copper-coated --- 5/32×3/8 12 carbon-graphite 3/16×5/8

intended Use: