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 are available in 10.9 and 12.9 high strength grades with a black zinc plated finish, offering superior resistance to rust and salt spray. Manufactured from premium alloy steel with high tensile and yield strength, they are offered in both full-thread and half-thread designs. Covering the complete M4-M52 specification range, they are ideal for heavy-duty applications in automotive, machinery, steel structures, and new energy sectors, with custom options available.
8.8 Grade DIN 933/931 Black Oxide Hex Head Bolt
These 8.8 grade black oxide hex head bolts comply with DIN 933 full-thread and DIN 931 half-thread standards. Manufactured from premium carbon steel, they provide stable high tensile strength and excellent oxidation resistance. Featuring precise standard threads for easy installation, these durable fasteners are suitable for machinery, construction, automotive, and railway applications, 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.