This specification covers zinc and zinc alloy jumbo and block ingots meeting dimensional requirements. Zinc jumbo and block ingot specifications shall include dimension definition and limits in dimension. Jumbo or block ingots, or both, shall be reasonably free from dross, cracks, adhering foreign matter, undue surface oxide, and any "flash" that would interfere with handling and use.

1.1 This specification covers zinc and zinc alloy jumbo, block, half block, and slab ingot meeting dimensional requirements.

1.2 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 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 become familiar with all hazards including those identified in the appropriate Safety Data Sheet (SDS) for this product/material as provided by the manufacturer, to establish appropriate safety, health, and environmental practices, and determine the applicability of regulatory limitations prior to use.

1.4 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.