本文件规定了易开口端和剥离端的分类和关键尺寸。 本文件适用于由厚度不超过0.49？的锡、镀铬钢板或铝合金板等金属板制成的食品和饮料的易开口端和易剥离端的制造和销售毫米。

This document specifies classification and the key dimensions of easy-open ends and peel-off ends. This document is applicable to the manufacture and sale of easy-open ends and peel-off ends for food and beverages made of metal plates such as tin, chromium coated steel plates or aluminium alloy plates with a thickness of no more than 0,49？mm.