Sanwei:Your Professional Slotted Nuts Manufacturer!
Hebei Sanwei Fasteners Co., Ltd. is a high-tech enterprise specializing in the research, development, production, and sale of fasteners, located in Hebei Province, China. Since its establishment,wei has been committed to providing customers with high-quality, high-performance fastener solutions, which are widely used in various fields such as construction, machinery manufacturing, automobile, and power communication.
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![Slotted Hex Nut]()
Slotted Hex NutStandard: DIN935. Name: Slotted hexagon nuts. Material: carbon steel and alloy steel, etc.. Grade: Grade 4.8, 5.8, 8.8 -
![Slotted Round Nut]()
Slotted Round NutStandard: DIN546. Name: Slotted Circular Nuts. Material: carbon steel and alloy steel, etc.. Grade: Grade 4.8, 5.8, 8.8 -
![Slotted Bolt And Nut]()
Slotted Bolt And NutStandard: DIN84. Name: Slotted bolts and nuts. Material: carbon steel and alloy steel, etc.. Grade: Grade 4.8, 5.8, 8.8 -
![Slotted Lock Nut]()
Slotted Lock NutStandard: DIN981. Name: Slotted Lock Nuts. Material: carbon steel and alloy steel, etc.. Grade: Grade 4.8, 5.8, 8.8
Why Choose Us
OEM/ODM Service
Our customised fasteners are made to your special requirements. It can be fully threaded or partially threaded, and the thread, driving method, material, length, head shape, plating and all these can be specially designed according to your needs.
Good CNC machining technology
From material selection to finished products, Handan Sanwei provides you with comprehensive solutions when it comes to customised fasteners. The fasteners we make are high precision and strong. No matter what kind of precision you need, we can meet it and guarantee your satisfaction.
Strong engineering design team
Our company has an excellent and professional engineering team, and a number of technicians are elites in the industry. The staff always strives to explore new methods and technologies. From the selection of metals and special alloy materials to the finished fasteners, we can solve all aspects of the whole project engineering.
Professional Testing Laboratory
Quality assurance and testing is an important part of producing fasteners. Handan Sanwei has a specialised quality testing laboratory with spectrometers, hardness testers, tensile testers, salt spray test chambers and other equipment, where raw materials and final products are strictly tested. In addition, the company also has experienced testing experts who use professional methods to comprehensively test the fasteners and finally give you a detailed test report.
Digital Quality Control System
We rely on our self-developed full-process digital quality inspection system to strictly control every step from raw materials entering the factory to finished products being shipped. This system will always monitor the quality of the products to ensure that each batch of products meets the industry standards and complies with customer requirements. In addition, it collects and feeds back data in real time, giving you a clear understanding of product quality.
Advantages of Slotted Nuts
Enhanced Security
One of the primary advantages of slotted nuts is their enhanced security. The slotted design allows for the insertion of a cotter pin or safety wire, which prevents the nut from loosening due to vibrations or dynamic loads. This feature is particularly crucial in applications where safety is paramount, such as in automotive and aerospace components, where any failure could lead to catastrophic results.
Easy Installation and Maintenance
Slotted nuts are designed for ease of installation. Their unique shape allows for quick and straightforward assembly, making them a time-efficient choice for manufacturers and technicians. Additionally, the use of a cotter pin or safety wire not only secures the nut but also simplifies maintenance procedures. If adjustments or replacements are needed, the nut can be easily removed without damaging surrounding components.
Versatile Applications
These slotted nuts are incredibly versatile and can be used in a wide range of applications. From securing wheel hubs in vehicles to fastening components in machinery, slotted nuts provide a reliable fastening solution in various industries. Their adaptability makes them a valuable component in any engineer’s toolkit.
Durability and Strength
Made from high-quality materials, slotted nuts are designed to withstand significant loads and harsh environmental conditions. Their robust construction ensures that they maintain their integrity over time, reducing the risk of failure and increasing the longevity of the assembly. This durability is particularly important in heavy-duty applications where components are subjected to extreme stress.
Specification
|
Standard |
DIN |
|
Name |
Slotted Nuts |
|
Material |
Carbon steel and alloy steel, etc. |
|
Grade |
Grade 4.8, 5.8, 8.8 |
|
Nominal Diameter |
M2-M48 |
|
Pitch |
0.4-5 |
|
Surface treatment |
ZP,YZ,BLACK |
Automotive Industry: Used to secure components such as wheels, suspension systems, and engine parts, where the ability to adjust and lock components is critical.
Machinery: Employed in industrial machinery and equipment for securing parts and assemblies, especially where precise adjustment and secure fastening are needed.
Construction: Applied in construction projects to secure structural elements and machinery, ensuring stability and safety in large-scale projects.
Aerospace: Utilized in aircraft and spacecraft for fastening critical components, where precision and reliability are essential.
Railways: Used in railway infrastructure and rolling stock to maintain secure connections, helping to withstand vibrations and dynamic forces.
Marine: Applied in maritime applications for securing parts on ships and boats, where resistance to corrosion and vibration is crucial.
Oil and Gas: Employed in oil rigs and gas extraction equipment to ensure components remain securely fastened in harsh operational environments.
Electronics: Used in electronic devices and assemblies where secure and adjustable connections are needed, especially in sensitive or critical applications.
Agriculture: Utilized in agricultural machinery for reliable fastening and adjustment in various field conditions.
Defense and Military: Applied in military equipment and vehicles, where robustness and security under demanding conditions are essential.
The production process of slotted nuts involves multiple steps to ensure quality and precision. Here is an overview of the manufacturing process:
Material Selection: First, select the appropriate material based on the application requirements. Common materials for slotted nuts include carbon steel, stainless steel, brass, depending on factors such as dry strength, corrosion resistance and environmental conditions,
Cold Heading/Hot Forging: The hexagonal nut is first formed by cold heading or hot forging.
Slotting/Milling:
After the basic shape of the nut is formed, slots are cut on the side of the nut. There are various slotting methods, such as milling and cutting.
Heat Treatment (Optional)
Depending on the material and required characteristics of the nut, heat treatment can be performed to increase hardness, strength and load-bearing capacity.
Surface Treatment
Once the slots are cut and heat treatment is completed (if necessary), the nut may undergo surface treatment processes such as electroplating to enhance corrosion resistance, appearance and durability.
Common Pairings for Slotted Nuts
Slotted nuts are often paired with various fasteners to ensure secure and reliable connections:
Bolts
Used together with slotted nuts to provide strong fastening in automotive and construction applications.
Washers
Paired with flat or spring washers to distribute load and protect surfaces, enhancing reliability.
Threaded Rods
Used with slotted nuts in applications requiring adjustable lengths, providing flexibility and secure fastening.
Cotter Pins
Essential for securing slotted nuts, providing additional security in high-vibration environments.
Packaging and Shipping
FAQ
We're professional slotted nuts manufacturers and suppliers in China, specialized in providing high quality products and service. We warmly welcome you to wholesale customized slotted nuts made in China here from our factory. Contact us for quotation.
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