ASTM B 694:2025

1.1 This specification establishes the requirements for copper, copper alloy, copper-clad bronze (CCB), copper-clad stainless steel (CCS), and copper-clad alloy steel (CAS) materials, sheet, and strip, in various thicknesses, for use as electrostatic or electromagnetic shielding for insulated power, control, instrumentation, and communication cables. Note 1: See Specification B736 , for related standards for aluminum-based shielding materials. 1.2 The products covered are the following: Copper or Copper Alloy UNS No. Type of Products C11000 copper C19400 copper-iron alloy C22000 copper-zinc alloy (commercial bronze) C23000 copper-zinc alloy (red brass) C66400 copper-zinc-iron-cobalt alloy C66410 copper-zinc-iron alloy C66430 copper-zinc-iron-tin alloy C71000 cupro-nickel 20 % ... copper-clad bronze (CCB) ... copper-clad stainless steel (CCS) ... copper-clad alloy steel (CAS) 1.3 Units- The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.3.1 The only exception is grain size, which is reported in SI (mm) units. 1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

77.150.30