Products
Non-Standard Nut
Rhombic Nut
The diamond thin nut is a special fastener whose thickness is significantly lower than the standard nut. Its name comes from its unique "diamond" cross-section design, which can reduce the height while still providing sufficient load-bearing strength and thread engagement length.
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Non-Standard Red Copper Nuts
The copper flat head nut (total length 103mm, thread depth 17mm, 1/4-28 thread) is a non-standard fastener specially designed for special working conditions. Made of high-purity red copper, it has excellent electrical conductivity, thermal conductivity and corrosion resistance. It is especially suitable for sensitive environments such as electricity, explosion-proof, vacuum and anti-magnetic interference.
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Cylindrical Head Hexagon Socket Step Nut
Cylindrical head hexagonal nut, also known as stud or plug nut, is a multi-functional non-standard fastener with exquisite structure. It cleverly combines the functions of a cylindrical head hexagon socket screw and a nut into one. The lower end of the head is equipped with a precision-machined step structure, which can be accurately embedded in the installation hole and plays a key role in positioning, anti-rotation and enhancing shear resistance.
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Mop Adjustment Bolt
The mop adjustment bolt is an indispensable core adjustment component of a modern spin mop. It is usually located in the middle or top of the mop handle and plays the role of "command center". Through a simple rotation or pull operation, this bolt can precisely control the expansion, contraction and locking of the mop head.
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Quick-Connect External Thread Joint Bolts For Pneumatic Pipelines
Quick-plug external thread joint bolts for pneumatic pipelines are the core components for fast and reliable connection in pneumatic systems. One end is an external thread, which can be firmly screwed into the interface of the cylinder or valve body; the other end is an advanced quick-plug structure.
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Non-Standard Knurled Nuts
The through-hole injection molded knurled nut is a highly efficient internally threaded fastener designed specifically for plastic parts. The knurled tooth pattern on its outer wall can be firmly embedded in the plastic during injection molding, forming excellent anti-rotation and pull-off properties.
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Wenzhou Riyi: Leading Supplier of Cold Heading Non-Standard Parts and Non-Standard Carbon Steel Parts
2026-04-14In the industrial manufacturing sector, the demand for customized components is constantly growing, as standard parts can no longer meet the diverse and complex needs of modern equipment.
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The Indispensable Partner for Custom Fasteners: Wenzhou Riyi Standard Parts Co., Ltd.
2026-04-07In the intricate landscape of European industrial manufacturing, the demand for precision, reliability, and bespoke solutions is paramount.
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What Is a T Screw? Understanding Its Design and Applications
2026-04-05In the world of mechanical engineering and industrial assembly, T screws—also known as T-shaped screws or T-head bolts—play a crucial role in providing strong, adjustable, and reliable fastening solutions. But what exactly is a T screw, and why has it become such an essential component across various industries?
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The Growing Role of Non-Standard Screws in Modern Manufacturing
2026-04-02In today’s advanced manufacturing and industrial landscape, non-standard screws are becoming increasingly vital for applications that demand customized performance, precision, and durability. Unlike standard fasteners, non-standard screws are engineered to meet specific design requirements, ensuring that products perform reliably under unique conditions across diverse industries.
