标准摘要
[中文适用范围]： 规定了具有 ISO 261 螺纹和金属对金属密封的重型（S 系列）、轻型（L 系列）和超轻型（LL 系列）螺柱端部的尺寸、性能要求和测试程序。 它还指定了这些螺柱端部的名称。 [外文原描述]： Specifies dimensions, performance requirements and test procedures for heavy-duty (S series), light-duty (L series) and extra-light-duty (LL series) stud ends with ISO 261 threads and metal-to-metal sealing. It also specifies the designation of these stud ends.
英文名称Connections for general use and fluid power — Ports and stud ends with ISO 261 threads with elastomeric or metal-to-metal sealing — Part 3: Stud ends with metal-to-metal sealing (type B)