Zhejiang Senlong Hardware Products Co., Ltd.'s Riveting Parts utilizes "Self-Piercing Riveting" rivetless connection technology, coupled with automated feeding "Riveting Equipment," to complete Punching, flanging, and interlocking on 1–3 mm aluminum plates in a single pass, eliminating the need for pre-punching or additional rivets. Widely used in automotive body-in-white, battery trays, and photovoltaic brackets, it supports non-standard sizes and multi-material combinations for customization.

Zhejiang Senlong Hardware products Co., Ltd.

Stainless steel, carbon steel, aluminum, copper and other materials Fasteners!

Only focus can be professional

Zhejiang Senlong to provide you with quality products

Quality assurance, service first!

Welcome new and old customers to order!

Add: Building G, Ante Industrial Park, Wenxi Town, Qingtian County, Lishui City, Zhejiang Province

Contact: Mr. Huang  +86-13867772880

Tel: +86-578-6078777

Website: www.zisklo.com

Email: sklo@sklnut.com

Address: Room 11-2, 1st Floor, Shangjiang Building, 5125 Airport Avenue, Longwan District, Wenzhou City, Zhejiang Province

Nestled amidst the verdant mountains and clear waters of southern Zhejiang lies a hardware manufacturing base renowned for its craftsmanship. Here, a company specializing in riveting fasteners—Zhejiang Senlong Hardware Products Co., Ltd.—has been nurtured. From its humble beginnings as a small processing plant to its current status as a comprehensive entity integrating development and design, precision manufacturing, and global sales, Senlong has consistently focused on meticulous craftsmanship in the world of riveting components, weaving invisible bonds connecting modern industry with rolls of metal wire.

StepPing into Senlong's production workshop, one is greeted by neatly arranged cold-forging equipment. These giant machines precisely and rhythmically forge stainless steel, carbon steel, aluminum, and copper alloy raw materials into riveting components of various shapes. The company's product line is like a rich arsenal, among which the most eye-catching is the rivet nut series, affectionately known in the industry as Rivet Nuts or pull nuts. These hollow, threaded metal sleeves, though seemingly ordinary in appearance, embody ingenious solutions to industrial problems. When inserted into pre-drilled holes in thin plates and subjected to axial tension by a rivet gun, their tails bloom and deform like flowers, tightly gripping the back of the plate, instantly creating a strong and reusable internal thread on the originally fragile single-layer metal. Whether it's a flat-head type with a smooth surface, a countersunk type that needs to be embedded within the material, or a semi-hexagonal or full hexagonal shape to prevent rotation, Senlong offers complete solutions from through holes to blind holes, from standard to customized.

Besides its flagship rivet nuts, Senlong has also made significant achievements in the field of welding nuts. These nuts, specifically designed for spot welding or projection welding processes, have pre-drilled welding protrusions or special welding lips on the end face, allowing them to fuse with the plate instantly upon the passage of current, forming a permanent, high-strength connection. Compared to riveting, welding is better suited for thick metal substrates. Senlong, with its deep understanding of the welding characteristics of different materials, ensures that every welded nut achieves stable and reliable welding quality on automated production lines, making it widely used in automotive chassis, electrical cabinets, and heavy machinery structures.

In material selection, Senlong demonstrates full respect for the diversity of application environments. In humid and corrosive marine environments or chemical plants, stainless steel riveting components, with their natural passivation film, safeguard the connection for eternity. In the manufacture of electronics housings, where lightweight and conductivity are paramount, aluminum and copper alloy products are favored for their lightness and excellent heat dissipation. In the cost-sensitive and moderately strength-required general machinery sector, carbon steel parts with surface galvanizing or phosphating treatments offer an economical solution. Behind each material selection lies the support of countless salt spray tests, tensile tests, and hardness tests. The company's professional Testing Equipment acts like a rigorous examiner, ensuring that every batch of products can withstand subsequent vibration, impact, and temperature changes.

Senlong's reach extends to every corner of modern industry. In the interior assembly of rail transit vehicles, riveted components ensure the sturdiness and aesthetics of the carriage walls; in architectural decoration, they bear the crucial responsibility of connecting the frame and the finish; on the assembly line of household appliances, rivet nuts enable a perfect bond between plastic parts and thin metal sheets; and in the manufacturing of outdoor furniture and shelving, these fasteners must withstand wind, sun, and repeated disassembly and assembly. Even more commendable is that Senlong is not content with mass production of standard parts. Its R&D team maintains close communication with customers, and can collaboratively develop non-standard products to address special space constraints or load requirements. They participate in the entire process, from mold design to process verification, providing customized solutions to connection problems that conventional products cannot solve.

From the rigorous screening of raw materials upon entry into the warehouse to the establishment of quality control points during the production process, and the full visual inspection of finished products before packaging, Senlong has established a complete quality flow system. This emphasis on reputation and credibility permeates every detail of production. When these riveted parts are finally shipped to manufacturing plants around the world, they may be hidden deep inside fan casings, embedded in the inner lining of ovens, or silently bearing loads in critical parts of railway vehicles. In these unseen corners, Senlong's products, with their stable quality and reliable performance, interpret the Chinese hardware manufacturing industry's understanding of craftsmanship—that is, to inject a persistent pursuit of perfection into tiny parts, making every connection a promise of safety and durability.