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Screw

Stainless Steel Round Head Cross Step Screws

Round head cross step screws are non-standard screws and special-shaped screws, supporting the development of various non-standard customized screws.

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Dacromet T-Type Combination Bolt

High-strength Dacromet T-shaped combination bolts are customized special-shaped fasteners with a T-shaped head that can precisely match the T-shaped slot of the machine tool to achieve rapid positioning and stable clamping of the workpiece.

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Special-Shaped Screw

Special shape screws refer to screw fasteners whose heads, stems, threads or overall geometry are specially designed to match specific assembly requirements or working conditions. The design and functions of such products exceed the conventional shape categories specified by national standards (GB, ISO, DIN, etc.) and are typical customized non-standard screws.

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Titanium Alloy Twelve-Joint Flange Bolt

This product is a special material part, made of TC4 titanium alloy, with a density of only 57% of steel, a tensile strength of ≥1100MPa, seawater corrosion resistance and completely non-magnetic. The twelve-corner head and flange gasket are integrated into the design, and the driving torque is 30% higher than that of the internal hexagon.

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Titanium Alloy Hexagon Socket Bolts

This product is made of TC4 titanium alloy, which is a typical special material part. Its density is only 57% of steel, its tensile strength can reach more than 1100MPa, it is resistant to seawater corrosion and completely non-magnetic.

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Stainless Steel CNC Flat Head Rivets

Stainless steel CNC flat head rivets are riveting fasteners manufactured through precision CNC turning or cold heading processes. The head is a flat head (or countersunk head/flat top). After riveting, it is flush with the surface of the workpiece, beautiful and does not interfere with other components.

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Latest News

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Machine manufacturing and equipment assembly all rely on standard hardware parts. They make industrial equipment more stable and better positioned.
Fastener Types and Application Advantages in Industrial Manufacturing
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In modern machinery, automotive and hardware processing industries, customized standard and non-standard fasteners are essential to guarantee assembly stability, structural durability and long-term anti-corrosion performance.
Diversified Industrial Fastener Solutions Boost Global Manufacturing Upgrade in 2026
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As global manufacturing accelerates intelligent upgrading and lightweight transformation in 2026, high-performance industrial fasteners have become core basic components supporting equipment stability and operational safety.
Cold Heading Processing: Reliable Cold Heading Parts from Wenzhou Riyi Standard Parts
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Cold heading processing is an efficient metal cold forming technology conducted at room temperature. Compared with traditional cutting machining, this process makes metal materials plastically deform under high pressure without removing raw materials.