Double End Studs Manufacturers

Double End Stud is a cylindrical fastener with threads at both ends. Widely used in electric power, chemical industry, oil refining, valves, railways, bridges, steel structures, auto and motorcycle parts, machinery, boiler steel structures, hanging towers, large-span steel structures and large buildings.
Bm=1d stud is generally used to connect two steel connected parts. Bm=1.25d and bm=1.5d studs are generally used for the connection between cast iron connected parts and steel connected parts; Bm=2d stud is generally used for the connection between aluminum alloy connected parts and steel connected parts.
We support customized and can also manufacture non-standard fasteners according to your drawings.


 GB897,GB898,GB899 and so on


 Dia M5 - M16 & Lengths 10mm - 140mm


 Metric Coarse & Fine


 Property Class 4.8, 8.8, 10.9, 12.9


 Q195, 35K, 10B21,40Cr, 35CrMo

Surface Treatment

 Plain, Zinc Plated & Zinc Yellow, Blackening, Ni Plated

Taizhou First Rivet Co.,Ltd.
As a famous China Double End Studs Suppliers and Double End Studs Manufacturers,Taizhou First Rivet Co.,Ltd. founded in 1991, is a specializes in researching, developing, producing and selling bolts and rivets manufacturers and factory. It covers an area of 13,834 square meters and has convenient transportation.

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Our main customers are domestic first-class and second-class OEM suppliers, and our automobile hollow rivets and other products are exported to
Europe, America,the Middle East, Africa, Southeast Asia and more than 20 countries.

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Industry Knowledge Extension

Advantages Of Double End Studs Compared To Single End Studs

Double end studs, also known as double-ended studs or threaded rods, are fasteners that have threaded ends on both sides, whereas single end studs have threads only on one end. Here are some advantages of double end studs compared to single end studs:

(1)Versatility: Double end studs are more versatile compared to single end studs because they can be used for a wider range of applications. With threaded ends on both sides, double end studs can be used to connect two different components or materials with threads on each end, providing more flexibility in assembly and installation.

(2)Adjustable Length: Double end studs allow for adjustable length, as they can be cut to the desired length to suit the specific application requirements. This makes them ideal for applications where the required length may vary, or where adjustability is necessary during assembly.

(3)Ease of Installation: Double end studs are generally easier to install compared to single end studs, as they can be screwed in from both ends, eliminating the need for additional nuts or fasteners to secure the threaded ends.

(4)Improved Load Distribution: Double end studs can provide improved load distribution in certain applications due to their threaded ends on both sides. This can result in more balanced and evenly distributed loads, reducing stress concentration on a single point or area.

The stud products we provide have a variety of models and support customization to meet your various needs.

How To Choose Studs With Different BM Values?

In engineering and construction, the term "BM" typically refers to "Bending Moment," which is a measure of the bending or flexural stress experienced by a structural component subjected to an applied load. The adaptation of studs with different BM (Bending Moment) values depends on the specific application and the design requirements. Here are some general considerations:

(1)Load Capacity: Studs with higher BM values are typically used for applications where higher loads or heavier loads are expected. Studs with lower BM values may be suitable for lighter loads or applications where the loads are not as significant.

(2)Material Properties: Studs with different BM values may be made from different materials, each with its own strength, stiffness, and durability characteristics. The material properties of the studs should be carefully considered to ensure that they can withstand the expected loads and provide the required structural integrity.

(3)Design Safety Factor: The design safety factor, which is typically determined by applicable industry standards or engineering codes, should be taken into account when selecting studs with different BM values. A higher safety factor may be required for applications with higher loads or more critical structural components.

(4)Connection Type: The type of connection used with the studs, such as welding, bolting, or other methods, should also be considered when adapting studs with different BM values. Different connection methods may have different load-carrying capacities and may require different stud configurations or sizes.

(5)Structural Design: The overall structural design and configuration of the components being connected by the studs should also be considered. Studs with different BM values may be suitable for different types of connections, such as shear connections, moment connections, or tension connections, Bm=1d stud is generally used to connect two steel-connected parts. Bm=1.25d and bm=1.5d studs are generally used for the connection between cast iron-connected parts and steel-connected parts; Bm=2d stud is generally used for the connection between aluminum alloy-connected parts and steel-connected parts.

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