OEM Knurled Hub Bolts And Nuts

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33 Years R&D And Manufacturing Experience In Fastener Field

Established in 1985, the company is located in Haiyan, Zhejiang Province. Zhejiang Huasa Furniture Technology Co., Ltd. is a China Steel Hub Bolts & Nuts Suppliers and Wholesale Knurled Hub Bolts And Nuts Factory. It’s next to the northern junction of Hangzhou Bay Bridge, with a convenient geographical location, only one hour to Shanghai, Ningbo and Hangzhou. The company covers an area of 110,000 m', specializing in the design, production and sales of various types of fasteners, covering the fields of auto, wind power, nuclear power and subsea oilfield, etc.
Zhejiang Dingsheng Automotive Fasteners Co., Ltd. belongs to Zhejiang New Oriental Auto-parts Co., Ltd., specializing in the production of passenger car fasteners and container floor nails. Equipped with domestic and foreign exquisite production and testing equipment, we have a one-stop production chain of material reforming, molding, machining, tempering and surface treatment, etc. We have built an integrated packaging and storage system which is in the forefront of the industry. We have passed ISO/TS16949 and IS09001 quality management system certification, and obtained IS017025 international standard laboratory certification. Ltd. is gradually growing into one of the most powerful fastener manufacturers in China.
Professional Industry Certification

A commitment to reliable quality

  • Certificate
    ISO14001 Environmental Management System Certificate
  • Certificate
    ISO45001 Occupational Health and Safety Management System
  • Certificate
    SGS-IATF16949
  • Certificate
    Laboratory 17025 Certificate
  • Certificate
    New Oriental IATF16949
  • Certificate
    Measurement Management System 10012 Certificate
  • Certificate
    Zhejiang Manufacturing Certificate

Industry knowledge

What Types of Vehicles or Equipment Use Knurled Hub Bolts and Nuts?

Knurled hub bolts and nuts are typically used in applications where a strong and secure connection is needed, and where manual or tool-less assembly and disassembly may be required. Here are some types of vehicles and equipment where you might find knurled hub bolts and nuts:
Automotive Industry: Knurled hub bolts and nuts are often used in various automotive applications, including wheel hubs, engine components, and suspension systems. They can provide a secure connection while allowing for easy removal and installation during maintenance or repairs.
Bicycles: Knurled hub bolts and nuts can be found in bicycle hubs, where they are used to secure the wheel to the frame. They allow for quick and tool-less removal of the wheels for maintenance or transportation.
Aerospace: Some aerospace applications use knurled hub bolts and nuts for securing components in aircraft and spacecraft. The knurled design can help ensure a reliable connection in high-stress environments.
Agricultural Machinery: Farm equipment, such as tractors and combines, may use knurled hub bolts and nuts in various components, including wheels and drivetrain connections. This facilitates maintenance and reduces downtime.
Industrial Machinery: Knurled hub bolts and nuts can be found in various industrial equipment, such as conveyors, manufacturing machinery, and material handling systems. They offer a quick and secure way to attach and detach components.
Marine Equipment: In the marine industry, knurled hub bolts and nuts are used in boat trailers, outboard motors, and other components that require a reliable and easily serviceable connection.
Recreational Vehicles (RVs): RVs and campers often use knurled hub bolts and nuts in their wheel assemblies, allowing for easy removal of wheels for maintenance or tire changes.
Power Tools: Some power tools, especially those designed for easy maintenance, may use knurled hub bolts and nuts in their construction to facilitate quick disassembly and reassembly.
Medical Equipment: Certain types of medical devices and equipment may use knurled hub bolts and nuts for component attachment, making it easier for technicians and medical professionals to service and maintain the equipment.
Outdoor Equipment: Knurled hub bolts and nuts can also be found in outdoor equipment like lawnmowers, snow blowers, and chainsaws, where they enable easy removal and replacement of components.

What Are the Torque Specifications for Steel Hub Bolts & Nuts?

The torque specifications for steel hub bolts and nuts can vary depending on several factors, including the size of the bolts and nuts, the grade or strength of the steel, and the specific application or use. 
Lug Nuts for Automotive Wheels: For standard passenger vehicles, torque specifications for lug nuts typically range from 80 to 100 foot-pounds (108 to 135 Newton-meters). For larger vehicles like trucks or SUVs, it may be higher, often in the range of 100 to 140 foot-pounds (135 to 190 Newton-meters). Always check the vehicle's owner's manual or manufacturer recommendations for the specific torque value.
Bolts for Machinery and Equipment: The torque specifications for bolts used in machinery and equipment will vary widely based on the size and intended use. It's common to refer to engineering specifications or guidelines provided by the manufacturer or industry standards for specific torque values.
Foundation Bolts: Foundation bolts used in construction may have torque specifications determined by structural engineers and will depend on factors such as the size of the bolts, the load they need to support, and local building codes.
Structural Bolts: For structural steel connections, torque specifications are typically specified by engineering standards such as the American Institute of Steel Construction (AISC) or other applicable codes. These values depend on factors like bolt size, grade, and the specific connection design.
High-Strength Bolts: Bolts with high strength or made from high-strength steel alloys may have different torque specifications. These values should be provided by the manufacturer or specified by a structural engineer.
Flange Bolts: Torque specifications for flange bolts can vary based on the size of the bolts and the pressure and temperature requirements of the flanged joint. Refer to manufacturer guidelines or engineering standards.
Wheel Studs for Heavy Vehicles and Equipment: For heavy-duty applications like commercial trucks and construction equipment, torque specifications for wheel studs can be significantly higher than those for passenger vehicles. Consult the manufacturer's recommendations or industry guidelines.