China high quality High Quality Carbon Steel Grade 8.8 U Bolts and Screws

Product Description

OEM Carbon Steel Ss Iron Plain Black HDG Bright L J U Anchor Bolt Foundation Bolt Welded Anchor Bolt Zinc Plate Fastener Wheel Bolt Hardware welded anchor bolt 

Product Description

We produces anchor bolts in different size and material. We use the material produced by well known big sized iron & steel plant for manufacture the studs. All products are checked and inspected according to concerned standard, such as GB1571-2002, ISO, ANSI/ASME (USA) as well as DIN (Germany).  please contact us for more detail information.The shear connectors is manufactured strictly according to concerned standard, which has obtained CE certificate (series No. AC/050 0571 ). It carries out other standards also, such as Japanese Industrial Standards cheese head studs (JIS B 1198-2011); USA Standard welding stud bolts (ANSI/AWSD 1.1); USA Standard stainless steel welding stud bolts (ANSI/AWSD 1.6). TENSION CONTROL BOLT is manufactured by strictly quality control from material to each process till the end product. Therefore, quality and each technical performance are well met concerned standard.


Diameter Bent Length Thread
6 100 100-800 100
8 100 100-1000 100
10 100 100-1200 100
12 100 100-1500 100
14 100 100-1800 100


popular size pcs per box/bag popular size pcs per box/bag popular size pcs per box/bag
16×500 50 16×600 25 32×800 5
18×600 50 18×800 25 33×1000 5
20×500 50 20×600 25 38×1000 5
24×600 50 24×800 25 42×1200 5
27×800 50 27×1200 25 48×1800 5
30×1000 50 30×1500 25 60×2000 5


Under siezed body, rolled thread (USB/RT) with detached hex nuts and SAE washers Meet ASTM 1554 Specifications, HDG meet A153, Class Specifications.

Customize all kinds of anchor bolts, embedded parts and all kinds of special-shaped parts.

Grade:  8.8 10.9 12.9
Size: M6–M160
Surface treament: Black,zinc plated,zinc(yellow)plated,H.D.G etc,Dacroment
Material: Carbon steel,alloy steel,stainless steel,ec
Packing: 25kgs per box,36 boxes per pallet,900kgs per pallet.


L type bolt-carbon steel-Q235-Plain-Grade4.8-M16

1.The price is base on FOB ZheJiang port.                    
2.Packing:carton with plastic inside,then pallet.                    
3.Delivery time:about 30 days after received the deposit.                    
4.More or Less Clause:+5 acceptable.                    
5:Payment:TT30% deposit +70% balance payment against copy of BL.  

Product details Product advantage

    Anchor bolts, alias hook anchor bolts, J-shaped  anchor bolts, L-shaped anchor bolts, anchor bolts,  anchor bolts, anchor screws and anchor wires. Buried in concrete foundation, used as the base for fixing various machines and equipment. J-type anchor  bolt is 1 of the commonly used anchor bolts. Generally made of Q235 steel, those with high strength are processed with Q345B or 16Mn material, and those with 8.8 grade strength are also processed with 40Cr material, and occasionally with secondary or tertiary threaded steel. Anchor bolts can be divided into wool, thick rod and thin rod. Wool, that is, raw material steel,  is directly processed from round steel or wire without restructuring; The thick rod is called A-type and the thin  rod is called B-type, all of which are made of steel and processed with the corresponding required rod diameter.


Reliable quality
The quality of raw materials in YEATION’s top 10 steel mills starts from the source.

All-round quality inspection
Smooth surface without burrs, strict factory inspection.

Support customization
Customization supports non-standard customization. The specifications of customized drawings and samples are complete.


L Bolt, J Bolt, Foundation Bolt,Anchor Bolt  Advantage: 

    1.OEM  L Bolt, J Bolt, Foundation Bolt accepted: We can mark your logo
    2.Good  L Bolt, J Bolt, Foundation Bolt service: We treat clients as friend and do our best to meet your demands.
    3.Good  L Bolt, J Bolt, Foundation Bolt quality: We have strict quality control system.Good reputation in market.
    4.Fast & cheap  L Bolt, J Bolt, Foundation Bolt delivery: We have big discount from forwarder(Long terms of contract)





L Bolt, J Bolt, Foundation Bolt,Anchor Bolt  Order Xihu (West Lake) Dis.:

    1.We take great pride in our work and in the wide variety of  L Bolt, J Bolt, Foundation Bolt that we offer.
    2.We are specializing in servicing the US market, European Market.
    3.Please be aware that our production lead time depend on specific terms and items quantities.
    4.Our success has been based on our understanding of the demands and nature of promotional and market deadlines.
    5.We ensure our order delivered on time.

Best Competitive Advantages:

1.OEM Accepted

2.Strict quality contral

3.Vary competitive price

4.The shortest delivery

5.Best service

6.Customer’s design and logo are welcome

Exquisite packaging



   HangZhou Chuyu Fastener Manufacturing Co., Ltd. is an export company integrating design, development, production, sales and service. It is a large-scale enterprise that produces washers and anchor bolts. It mainly produces Din125.Din127.9571.7 anchors. Surface treatment of anchor accessories. The length and thickness can be customized according to your needs. The company takes science and technology as the guide, continuously carries out technological innovation, and strictly follows the quality management system in production.
Our company will provide you with high-quality materials, perfect design, and thoughtful service.



Applicable field






1:The quality of your products?

Answer:The company has advanced production and testing equipment .Every products will be 100%
inspected by our qc department before shipment


2:How about your price?

Answer:High quality products with reasonable price.

Please give me a inquire, I will quoted you a price for you refer at once.


3:Could you provide free samples?

:Answer: We can provide free samples for standard fastener, But the clients will pay the Express charges.


4: What’s your Delivery Time?
Answer:Standard parts: 7-15days,Non-standard parts: 15-25days.We will make the delivery as soon as possible with the guarantee quality.




1.Fast  L Bolt, J Bolt, Foundation Bolt,
Anchor Bolt delivery
2.Top  L Bolt, J Bolt, Foundation Bolt ,Anchor Bolt quality control and professional class 
3.Reasonable  L Bolt, J Bolt, Foundation Bolt,Anchor Bolt price with high quality
4.Excellent  L Bolt, J Bolt, Foundation Bolt,Anchor Bolt service


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Material: Carbon Steel, High Strength Steel, Stainless Steel
Type: Round Head
Connection: Common Bolt
Head Style: U-Type J-Type Eye-Type
Standard: DIN, ANSI, GB, JIS, BSW
Grade: 4.8/6.8/8.8/10.9/12.9


eye bolt screw

Can eye bolt screws be customized for specific load capacities or applications?

Yes, eye bolt screws can be customized to meet specific load capacities or applications. Customization allows for the adaptation of eye bolt screws to suit the unique requirements of different industries, environments, and lifting or rigging operations. Here’s a detailed explanation:

Load Capacity Customization:

Eye bolt screws can be customized to accommodate specific load capacities by adjusting their design and material properties. The load capacity of an eye bolt screw is influenced by factors such as the diameter, thread pitch, material strength, and the mode of loading (tension, shear, or bending). By considering these factors, engineers can tailor the design and specifications of the eye bolt screws to achieve the desired load capacity.

Load capacity customization may involve:

  • Choosing Appropriate Materials: Eye bolt screws can be manufactured from a variety of materials, including steel, stainless steel, alloys, or non-metallic composites. The selection of materials with higher tensile strength or specific load-bearing properties can enhance the load capacity of the eye bolt screws.
  • Modifying Dimensions: By adjusting the diameter, thread size, or shank length of the eye bolt screws, engineers can optimize their load-carrying capabilities. Increasing the cross-sectional area or altering the thread profile can enhance the strength and load capacity of the screws.
  • Consideration of Thread Engagement: The length and depth of engagement between the eye bolt screw and the receiving component can impact the load capacity. Customization may involve ensuring adequate thread engagement to maximize the load-carrying capability and prevent thread stripping or failure.

Application-Specific Customization:

Eye bolt screws can also be customized to suit specific applications or operational requirements. Different industries and applications may have unique needs that require customized eye bolt screws. Some examples of application-specific customization include:

  • Coatings and Surface Treatments: Eye bolt screws can be customized with coatings or surface treatments to enhance their performance in specific environments. For instance, coatings like zinc plating, galvanizing, or epoxy coatings can provide corrosion resistance, chemical resistance, or improve friction characteristics.
  • Specialized Threads: Certain applications may require specialized thread forms or configurations, such as fine threads, coarse threads, or special thread profiles. Customizing the threading of eye bolt screws can ensure compatibility with specific components or facilitate easier installation or removal.
  • Special Features: Eye bolt screws can be customized with special features to meet unique application requirements. This may include the addition of swiveling mechanisms, locking mechanisms, or other attachment points to enhance functionality or ease of use.

By customizing eye bolt screws for specific load capacities or applications, engineers can optimize their performance, safety, and reliability. It is important to work with experienced manufacturers or suppliers who can provide guidance and expertise in customizing eye bolt screws based on the specific requirements of the intended application.

eye bolt screw

What safety guidelines should be followed when using eye bolt screws in lifting applications?

When using eye bolt screws in lifting applications, it is crucial to follow specific safety guidelines to ensure the safety of personnel, prevent accidents, and maintain the integrity of the lifting operation. Here are some important safety guidelines to consider:

  1. Proper Selection: Choose eye bolt screws that are appropriate for the intended lifting application. Consider factors such as load capacity, material strength, corrosion resistance, and compliance with relevant standards to ensure the selected eye bolt screws can safely handle the expected loads and environmental conditions.
  2. Inspect Regularly: Regularly inspect eye bolt screws for any signs of damage, wear, or deformation. Inspections should be carried out before each use and periodically during the service life of the eye bolt screws. If any defects or issues are identified, the eye bolt screws should be replaced or repaired before further use.
  3. Proper Installation: Follow the manufacturer’s instructions for the proper installation of eye bolt screws. Ensure that the eye bolt screws are securely and correctly installed in a compatible structure or support system. Pay attention to the recommended torque values and installation techniques to achieve proper engagement and load distribution.
  4. Load Calculation: Determine the load requirements and calculate the appropriate load capacity for the eye bolt screws. Avoid overloading the eye bolt screws beyond their rated capacity, as this can lead to failure and unsafe lifting conditions. Consider dynamic loads, shock loads, and any other relevant factors in the load calculation.
  5. Use Proper Hardware: Select and use appropriate hardware, such as shackles, hooks, or connectors, that are compatible with the eye bolt screws and the lifting equipment being used. Make sure the hardware is in good condition, properly rated for the loads involved, and securely attached to the eye bolt screws.
  6. Avoid Side Loading: Eye bolt screws should be used in a manner that avoids side loading. Side loading, which occurs when the load is applied at an angle to the axis of the eye bolt screw, can significantly reduce its load capacity and lead to failure. Ensure that the load is applied in line with the axis of the eye bolt screws.
  7. Regular Maintenance: Implement a routine maintenance program to ensure the ongoing safety and reliability of the eye bolt screws. This may include lubrication, cleaning, and periodic inspections to identify any signs of wear, corrosion, or other issues that could compromise the integrity of the eye bolt screws.
  8. Training and Awareness: Provide proper training and awareness to personnel involved in the lifting operation. Ensure that they understand the safe and proper use of eye bolt screws, including the importance of load limits, inspection procedures, and adherence to safety guidelines. Promote a culture of safety and encourage reporting of any concerns or incidents.
  9. Compliance with Standards: Familiarize yourself with relevant industry standards, regulations, and guidelines pertaining to lifting operations and eye bolt screws. Ensure that the selected eye bolt screws and the lifting operation comply with these standards to maintain safety and legal compliance.

By following these safety guidelines, you can minimize the risk of accidents, prevent equipment failures, and ensure the safe and efficient use of eye bolt screws in lifting applications.

eye bolt screw

What is an eye bolt screw, and how is it used in various applications?

An eye bolt screw is a type of fastener that features a looped or circular end, commonly referred to as an “eye,” which allows for the attachment of cables, ropes, or other hardware. It is designed to provide a secure and reliable point for lifting, hanging, or securing objects in various applications. Here’s an overview of eye bolt screws and their uses in different settings:

An eye bolt screw typically consists of three main components: a threaded shank, a looped eyelet, and a shoulder or collar that provides stability and prevents the bolt from pulling through the attachment point. The threaded shank allows for easy installation by screwing the bolt into a pre-drilled hole or threaded receptacle.

Eye bolt screws find applications across multiple industries and settings, including:

  1. Lifting and Rigging: One of the primary uses of eye bolt screws is in lifting and rigging operations. They provide a secure anchor point for attaching slings, chains, or cables to lift heavy objects, such as machinery, equipment, or structural components. Eye bolt screws used in lifting applications must be rated for the intended load capacity and comply with applicable safety standards.
  2. Marine and Boating: Eye bolt screws are commonly used in marine and boating applications. They serve as attachment points for ropes, lines, or cables used in securing sails, rigging, or mooring. Eye bolt screws made from corrosion-resistant materials, such as stainless steel or galvanized steel, are preferred to withstand the harsh marine environment.
  3. Outdoor and Recreational Activities: Eye bolt screws are utilized in various outdoor and recreational activities. They can be used to create anchor points for hanging swings, hammocks, or zip lines, providing a safe and stable attachment for users. Eye bolt screws are also employed in camping, hiking, and adventure sports for setting up shelters, securing equipment, or establishing temporary structures.
  4. Construction and Building: In the construction industry, eye bolt screws are used for various purposes. They can be installed in concrete, wood, or steel structures to provide attachment points for hoisting or securing materials during construction or renovation projects. Eye bolt screws are also employed in scaffolding systems, safety harnesses, or fall protection equipment.
  5. Industrial and Manufacturing: Eye bolt screws find applications in industrial and manufacturing settings. They can be used for hanging fixtures, overhead conveyors, or jigs and fixtures. Eye bolt screws facilitate the safe and efficient movement of materials, components, or workpieces within production lines or assembly processes.
  6. Transportation and Automotive: Eye bolt screws are utilized in the transportation and automotive industries. They can be used as anchor points for securing cargo, tying down loads in trucks or trailers, or attaching accessories like bike racks or roof boxes. Eye bolt screws designed for automotive applications often feature additional provisions for mounting brackets or hardware.

It is important to choose eye bolt screws that are appropriate for the intended application and meet the necessary load capacity and safety requirements. The installation of eye bolt screws should follow recommended guidelines, including proper torque values, thread engagement, and inspection for any signs of wear or damage over time. Regular maintenance and inspections are necessary to ensure the continued safety and reliability of eye bolt screw installations.

China high quality High Quality Carbon Steel Grade 8.8 U Bolts and Screws  China high quality High Quality Carbon Steel Grade 8.8 U Bolts and Screws
editor by CX 2024-04-10