标准摘要
[中文适用范围]: 对公称螺纹直径从 5 毫米到 39 毫米(含 39 毫米)的螺母上各种类型的表面不连续性建立了限制。 还适用于符合 ISO 898-2 和 ISO 898-6 的所有机械性能等级。 [外文原描述]: Establishes limits for various types of surface discontinuities on nuts with nominal thread diameters from 5 mm up to and including 39 mm. Applies also for all mechanical property classes according to ISO 898-2 and ISO 898-6.
英文名称Fasteners — Surface discontinuities — Part 2: Nuts