New Products

Non-Standard Parts

Stainless Steel Double-Ended Bolt

This product is a typical non-standard part. Its structural feature is that both ends of the rod are processed with standard threads, and the middle is a polished rod.

Read More Send Inquiry

Corrosion Resistant Precision Machined Special Shaped Bolts

This plum blossom pan head composite groove bolt belongs to non-standard fasteners and special-shaped fasteners, and is also a typical non-standard screw.

Read More Send Inquiry

CNC Machined Purple Copper Components

This customized T2 copper fastener is a special-shaped fastener and a professionally processed non-standard fastener. It is also classified as a special-shaped copper fastener and a copper screw.

Read More Send Inquiry

Mushroom-Shaped Cross-Hole Positioning Pin

Mushroom head transverse hole positioning pins are typical special-shaped stainless steel parts. Its structural features are: the head adopts a mushroom-shaped handle design.

Read More Send Inquiry

Stainless Steel Hexagon Head Bolt with Nuts and Washers

A hexagonal bolt is a metal fastener with a hexagonal head that facilitates high-torque installation with a wrench. It can be used with a nut or screwed directly into a threaded hole.

Read More Send Inquiry

Non-Standard Parts

Non-standard parts (referred to as "non-standard parts") refer to parts that do not comply with national standards (such as GB, DIN, ISO, etc.) and need to be customized and processed according to specific equipment, project or process requirements.

Read More Send Inquiry

Latest News

Two Practical Hardware Parts in Mechanical Assembly
2026-08-25
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
2026-08-12
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
2026-08-03
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
2026-07-27
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.