Products
Explore our fastener catalog built for industrial reliability and project efficiency.
Hot-Dip Galvanized Arc Tunnel Segment Bolt
Specially designed for tunnel and subway shield engineering, this arc segment bolt features dual hot-dip galvanized and Dacromet anti-corrosion coating. Made of premium steel with precise curved structure, it ensures tight segment splicing and stable force bearing. Complete with matched accessories for quick installation, ideal for underground municipal projects with custom support.
Hot Dip Galvanized Expansion Anchor Bolt
These hot-dip galvanized expansion screws are high-performance anchoring fasteners made of premium carbon steel and manufactured per GB/T standards. Featuring uniform anti-corrosion galvanized coating and strong expansion gripping force, they deliver stable, slip-proof fixing. Available in full M8-M24 sizes, suitable for home decoration, industrial construction, medical equipment and ship fitting installation.
HDG Hot-Dip Galvanized Round Head Guardrail Splicing Bolt
These HDG round head guardrail bolts with matched nuts are tailor-made for fence and steel structure splicing. Made of premium carbon steel with hot-dip galvanized finish, they offer great outdoor rust resistance and stable tensile strength. Burr-free round head ensures safe installation. Multiple sizes and strength grades are available with custom services for various municipal and traffic projects.
Hot Dip Galvanized DIN603 Carriage Bolt
Compliant with DIN603 standards, these HDG carriage bolts are made of premium carbon steel in 4.8 and 6.8 grades. Featuring round head and square neck for anti-rotation locking, they ensure tight, stable connections. The hot-dip galvanized coating delivers excellent outdoor anti-corrosion performance. Suitable for construction, machinery, vehicle and agricultural machinery fastening with full size options and custom support.
DIN 912 12.9 Grade Hex Socket Head Cap Screws
Manufactured per DIN 912 standards, these 12.9-grade hex socket head cap screws are heat-treated from premium carbon steel for extreme hardness and strong vibration resistance. Featuring black oxide finish for upgraded wear and anti-rust performance, they fit high-precision, heavy-duty scenarios. Full M6-M36 size options and diverse surface treatments support custom industrial and engineering applications.
12.9 Grade Black Zinc Plated Hex Head Bolts (DIN931 & DIN933)
These DIN931/DIN933 hex bolts come in 10.9 and 12.9 high strength grades with black zinc plated finish for superior rust and salt spray resistance. Made of premium alloy steel with high tensile and yield strength, they support full-thread and half-thread designs. Covering complete M4-M52 specifications, they are ideal for automotive, machinery, steel structure and new energy heavy-duty applications with custom options available.
8.8 Grade GBDIN933/GB5783 Black Oxide Hex Head Bolt
Made of premium carbon steel, they deliver stable high tensile strength and excellent oxidation resistance. Featuring precise standard threads for effortless installation, these durable fasteners fit machinery, construction, automotive and railway projects, with custom packaging and logos available.
Hot Dip Galvanized Flat Washers Supplier for Outdoor Fastening
Hot dip galvanized flat washers for bolts, nuts, anchor bolts, threaded rods, steel structures, solar mounting systems, guardrails and outdoor construction projects. Custom sizes, standards and export packaging available.
Hot Dip Galvanized Threaded Rods Supplier for Outdoor Projects
Hot dip galvanized threaded rods and all thread rods for steel structures, pipe supports, solar mounting systems, anchor assemblies and outdoor construction. Custom lengths, standards and export packaging available.