Fasteners 紧固件 Product grade F 产品等级F | DIN 267 Part 6 第6部分 | ||||||||||||||||||
Mechanische Verbindunglemente; technische Lieferbedingungen, Ausführungen und Ma genauigkeit für Produktklas F 产品等级F紧固件；发货技术条件；设计和尺寸精确度 In keeping with current practice in standards published by the International Organization for Standardization ISO, a comma has been ud throughout as the decimal marker. 为了与国际标准组织ISO的现行标准条例相符,使用逗号作十进制标记. Dimensions in mm 尺寸单位毫米 1 Scope and field of application 1 适用范围和领域 This standard specifies tolerances for product grade F screws, bolts and nuts with thread diameters from 1 to 3 mm. 本标准详细说明了产品等级F的螺纹直径为1-3毫米的螺丝、螺钉和螺母的公差. It is recommended that this standard should also be ud for non-standardized fasteners. 本标准同样适用于非标准化的紧固件. Product grade F generally refers to the quality of products for which stringent requirements are made with respect to tolerances . in precision mechanics. 产品等级F泛指根据产品质量所制定的严格公差要求如在精确的技工中. 2 Thread diameters 2 螺纹直径 Table 1 表1
3 Thread lengths 3 螺纹长度 P = pitch of thread P=螺距 4 Nominal lengths 4 公称长度 Continued on pages 2 to 5. 详见第2页到第5页. | |||||||||||||||||||
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