بواسطة epkr | ديسمبر 24، 2025 | الوثائق الفنية والمراجع
Introduction to GB/T 9145-2003 Standard This standard specifies limit dimensions for general-purpose metric screw threads of medium accuracy in the preferred series, ensuring interchangeability and performance in mechanical assemblies. It covers coarse and fine pitch... بواسطة epkr | ديسمبر 24، 2025 | الوثائق الفنية والمراجع
Introduction to GB/T 196 Standard GB/T 196-2003 establishes the basic dimensions for general purpose metric threads, as referenced in GB/T 192-2003 and GB/T 193-2003. This standard is crucial for mechanical fastening connections where threads do not provide sealing... بواسطة epkr | ديسمبر 24، 2025 | الوثائق الفنية والمراجع
Introduction to the Standard GB/T 197-2018 specifies tolerances for general purpose metric screw threads, ensuring interchangeability and performance in mechanical applications. This standard defines fundamental deviations, diameter tolerances, engagement lengths, and... بواسطة epkr | ديسمبر 24، 2025 | الوثائق الفنية والمراجع
Introduction to the Standard GB/T 5280-2002 specifies the thread dimensions and end types for self-tapping screws (sheet metal screws) with thread sizes ranging from ST1.5 to ST9.5. This standard ensures uniformity in manufacturing, facilitating reliable fastening in... بواسطة epkr | ديسمبر 24، 2025 | الوثائق الفنية والمراجع
Article Outline This article provides a detailed exploration of GB/T 1804-2000, equivalent to ISO 2768-1:1989, focusing on tolerances for unspecified linear and angular dimensions. The structure includes: Introduction to the Standard Table 1: Linear Dimensions...
