Technical Documents - Fastener Standards & Knowledge | Zhuhai Jiali Hardware

This article explains the core heat treatment process for high-strength fasteners, including principles, procedures and its effect on improving mechanical properties.

This article comprehensively analyzes the latest developments in global fastener technical standards in 2026, providing an in-depth comparison of technical requirements, test methods, and application scenarios for DIN, ISO, and GB standard systems, along with detailed selection guidelines and practical application cases to help engineers accurately understand and apply various fastener standards.

Screw loosening is a common problem. This article introduces several effective locking methods to improve connection reliability.

Leveraging its core advantages of pressure distribution, anti-loosening, and corrosion resistance, the I-beam square washer has become a key component in connection and fastening systems across multiple industrial fields. Below is a categorized introduction to its most representative application scenarios.

In the field of precision manufacturing, flush nut fasteners are key components that ensure the efficient operation of equipment. Their unique structural design enables complete fitting of the connection surface, effectively eliminating stress concentration. They play an irreplaceable role in fields with strict precision requirements such as aerospace, medical devices, and high-end instruments. Ma

In the precision world of industrial manufacturing, a small steel ball often plays a crucial role. With its outstanding performance, 440C steel balls have become an ideal choice in numerous fields. From mechanical transmission to high-end instruments, they interpret the industrial philosophy of "small components, great functions" through their stable quality and reliable performance.