Work Item
ASTM WK67615

New Specification for Copper Clad Aluminum Wire for Electrical Power Distribution and Grounding Applications

1. Scope

To develop a clear and concise standard for bimetallic components in building wire applications. Emphasis will be placed on a quality product with low defects to ensure consumer safety.


aluminum wire; copper-clad aluminum wire; copper-clad electrical conductors; bimetallic building wire; copper-clad aluminum building wire.; copper wire; NMB; THHN; king; branch; MC cable; building wire; Aluminum; wire; copper; clad; copper-clad; conductor; bimetallic


Due to a necessity for safety and understanding in the building wire industry and an increase in market interest, it is requested to provide a standard for bimetallic components utilized in all building wire applications. This will ensure the components are manufactured with the end customers safety as a top priority as well as maintaining a quality bimetallic component. Distributors, builders, and contractors will specify compliance with this standard when purchasing bimetallic building wire to ensure proper manufacturing methods and protocol were followed.

The title and scope are in draft form and are under development within this ASTM Committee.


Developed by Subcommittee: B01.06

Committee: B01

Staff Manager: Nora Nimmerichter

Work Item Status

Date Initiated: 03-29-2019

Technical Contact: Dustin Fox

Item: 001

Ballot: B01.06 (22-01)

Status: Will Reballot Item

Item: 001

Ballot: B01.06 (22-02)

Status: Will Reballot Item

Item: 001

Ballot: B01.06 (24-01)

Status: Negative Votes Need Resolution