News and Events

Technical guide to DIN 934 hex nuts. Learn specifications, grade matching, coatings, and assembly troubleshooting to prevent joint failure.

A technical guide to ASME B18.2.2 inch hex nuts. Learn about critical dimensions, SAE material grades, coating tolerances, and RFQ sourcing.

This news focuses on our factory’s recent upgrade of fastener surface treatment technology. With years of manufacturing experience, strict process control and compliance with international environmental standards, we have greatly improved the anti‑corrosion and salt‑spray resistance of bolts, nuts and other fasteners, making them more suitable for marine, coastal and petrochemical harsh‑environment projects, and providing higher‑quality products and solutions for global customers.

An engineering guide to ISO 4032 hex nuts. Learn differences from DIN 934, property classes, coatings, and procurement tips to avoid assembly failures.

Standard export moisture‑proof and rust‑proof carton + pallet packaging, neutral packaging and customer customized logo packaging fully adapt to cross‑border e‑commerce and bulk engineering procurement delivery requirements. Good packaging is the last barrier of product quality before arriving at buyers’ warehouses. Choosing suppliers with complete export packaging services helps global importers reduce logistics risks and achieve stable long‑term cooperation.