Weld Nut Door Fasteners

Weld Nut Door Fasteners are our core mass-produced stamping hardware fastener products, developed specifically for door assembly scenarios. They feature an integrated design of weld nuts and door mounting brackets, fundamentally solving the industry pain points of easy nut offset, poor welding positioning and insufficient connection strength during traditional door installation. Our Weld Nut Door Fasteners are made of high-quality cold-rolled steel base material, integrally formed through high-precision continuous stamping and resistance welding processes. They have both high shear strength and excellent vibration resistance. During installation, they can be quickly mated with corresponding bolts without additional welding processes, greatly improving the efficiency and consistency of door assembly. As a source factory with 18 years of experience in non-standard hardware production, this product has been supplied in bulk to many door industry brands in Europe and America, and has won long-term repurchase recognition for its stable quality.

 

We can flexibly adjust the overall size, number of welding points, nut specifications and surface treatment methods of the products according to customer parameters such as door body thickness, mounting hole positions and design load. We support multiple anti-corrosion processes such as electro-galvanizing, hot-dip galvanizing and plastic spraying, adapting to the weather resistance requirements of different indoor and outdoor use environments. Each Weld Nut Door Fastener undergoes strict dimensional verification and tensile testing before leaving the factory to ensure no false welding or cracks at the welds, qualified nut thread accuracy, and resistance to long-term door opening and closing vibration impacts without loosening. For overseas purchasers and brand customers, we also support customized packaging and exclusive logo printing to meet the terminal display and warehouse management needs of brands. 

• Frame assembly of various steel entry doors, fire doors and industrial doors
• Fixed connection of cabinet doors, electrical cabinet door panels and equipment protective covers
• Installation and fastening of building curtain walls and steel structure attached doors
• Hardware connection of automobile door interior panels and compartment door panels

We have 2 production bases in Hangzhou and 1 cold heading factory in Ningbo, with a total production area of 3,000 square meters, 80 skilled production workers, and a monthly production capacity of 60 tons of various hardware parts. As the foreign trade export platform under Boming Hardware, we have focused on the R&D and production of non-standard metal parts for 18 years. Our export sales have maintained a steady growth of 38% for consecutive years, and our products are exported to dozens of countries and regions around the world such as Europe, the United States and Australia. Among them, stamping fastener products have long been recognized by German industrial customers.

We support full-process OEM and ODM customization services, and can customize products of corresponding specifications according to customer-provided technical drawings, physical samples or specific parameter requirements. The minimum order quantity for non-standard orders is as low as 100 pieces. The custom sample development cycle is 30-45 days, samples are provided free of charge, and customers only need to bear the international express freight. Our exclusive R&D team can provide structure optimization solutions for different door structures and installation working conditions, helping customers reduce the overall procurement cost while ensuring performance.

We have established a full-process quality control system, and all products undergo 100% full inspection before packaging, covering four core detection dimensions: dimensional accuracy, welding strength, thread go-no-go, and surface appearance. We accept inspection services from the world's mainstream third-party institutions. All products come with a 1-3 year warranty period. If there is transportation damage or quality problems when the goods arrive, we will provide reissue and replacement services for customers at the first time, fully guaranteeing customers' zero-risk procurement.

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