DIN EN ISO 8442-5-2005 与食品接触的材料和制品.刀具和凹形餐具.第5部分:刀具的锋利性和刃口保持试验规范
Materials and articles in contact with foodstuffs - Cutlery and table holloware - Part 5: Specification for sharpness and edge retention test of cutlery (ISO 8442-5:2004); German version EN ISO 8442-5:2004
This European Standard specifies the sharpness and edge retention of knives which are produced for professional and domestic use in the preparation of food of all kinds, specifically thoses knives intended for hand use. Powered blade instruments of any kind are excluded. Generally these types of knives are manufactured with blades of either plain edge design or with edges incorporating particular features to enhance or to optimize aspects of cutting ability.#,,#