QB/T 1418-2017 in English

This standard establishes specifications for the interchangeability of dimensions related to bearing housings and couplings used in roll paper rollers. It provides detailed requirements for the dimensional tolerances and mating dimensions to ensure compatibility between different components. The standard outlines the necessary measurements and acceptable variations to facilitate the assembly and replacement of these parts. It also defines the testing methods and inspection criteria to verify compliance with the specified dimensions. The document is structured to guide manufacturers and users in achieving consistent quality and performance across various applications. The content includes definitions, technical specifications, and reference standards to support the implementation of the specified dimensional requirements.