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Wholesale Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts

Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts
  • Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts
  • Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts
  • Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts
Carbon Steel Fasteners

Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts

Product Advantages: The basic structure of a hexagonal bolt consists of a carbon steel head (typically a hexagonal head) and an externally threaded shank. 1. Excellent mechanical properties and strength grades. 2. Extreme cost-effectiveness. 3. Excellent workability and ductility. 4. Wide versatility and usability. 5. Flexible and diverse surface treatment options.

Product Selling Points: 1. Comprehensive coverage of strength grades to meet all load requirements. From standard grade 4.8 to ultra-high-strength grade 12.9, we offer a full range of carbon steel bolts. 2. Competitive pricing to save you every penny. Carbon steel bolts are the lowest-cost solution for achieving comparable mechanical properties. 3. A variety of surface treatments to withstand harsh environments, from dry indoor environments to outdoor exposure to wind and rain, we have the right product to ensure long-term connection reliability. 4. Consistent quality. Our high-strength bolts (grade 8.8 and above) are clearly engraved with the performance grade marking on the head.

Product Applications: Carbon steel hexagonal bolts are used virtually everywhere. 1. Building steel structures: Beam-column connections in factories, stadiums, bridges, and skyscrapers.
2. Automotive Industry: Fastening of engines, chassis, wheels, and transmissions.
3. Furniture and Appliances: Assembly of steel furniture, internal fastening of washing machines, refrigerators, and air conditioners.
4. Electronics: Frame connections for server cabinets, large audio equipment, and equipment cases.
5. Electronics: Frame connections for server cabinets, large audio equipment, and equipment cases.
6. Infrastructure: Power towers, highway guardrails, railway infrastructure, and pipeline supports. Hot-dip galvanized bolts provide exceptionally long-life corrosion protection.
Product Advantages: Carbon steel hexagonal bolts are the bread and butter of industry. Their core value lies in providing reliable connection strength at the lowest cost. Their versatility, availability, and flexible corrosion protection options make them the preferred and default choice for most applications.

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  • Fully threaded bolts: Threads run the entire length of the shank. This facilitates installation and provides more even force distribution.
    Hexagonal head bolts: The most versatile and easy to apply force with a wrench.



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Jiaxing Lanyue Metal Technology Co., Ltd.

About Us

Jiaxing Lanyue Metal Technology Co., Ltd. is China Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts Factory, Manufacturers and Wholesale Carbon steel hexagon screws, extended screws, carbon steel hexagon bolts Company. It is a leading enterprise based in Jiaxing, Zhejiang, a core manufacturing region in the Yangtze River Delta. We specialize in the research, development, production, and sales of precision metal and engineering plastic products. Driven by innovation, we have established and implemented a comprehensive ISO 9001 quality management system, committed to providing diversified, high-quality component solutions to industrial customers worldwide.

Lanyue Metal Technology consistently adheres to the philosophy of "Striving for Excellence, Innovating for the Future," elevating manufacturing capabilities through technological innovation and earning customer trust with superior quality. We strive to become a leading supplier in the precision manufacturing of metals and plastics, working hand in hand with our partners to create shared value.

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    Quality Management System Certification
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    Certificate of Quality Management System Certification

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Industry knowledge

Industry Knowledge of Carbon Steel Hexagon Screws and Bolts

Carbon steel fasteners such as hexagon screws, extended screws, and hexagon bolts play a crucial role in modern mechanical engineering, industrial assembly, and structural applications. Their high tensile strength, cost-effectiveness, and broad adaptability make them essential components across manufacturing, automotive, construction, petrochemical, and machinery fields.

As a professional manufacturer in this field, Jiaxing Lanyue Metal Technology Co., Ltd. focuses on delivering precision, durability and consistency. Based in Jiaxing, Zhejiang, we operate in one of China’s strongest manufacturing regions, combining R&D capabilities, production technology, and strict ISO 9001 quality control to provide reliable metal fastener solutions to global customers.

What Are Carbon Steel Hexagon Screws and Bolts

Carbon steel hexagon fasteners are characterized by their six-sided head, enabling high torque application during installation. Extended screws, on the other hand, are designed with longer threaded structures, ideal for deeper assembly points and stronger holding power.

Key Advantages

  • High mechanical strength and tensile performance
  • Cost-effective compared to stainless steel
  • Good machinability and surface treatment compatibility
  • Wide availability in standard and customized sizes
  • Suitable for both industrial and structural applications

Main Applications in Modern Industries

Carbon steel hexagon screws and bolts are widely used due to their load-bearing capacity and installation convenience. Below are the primary application sectors:

  • Automotive components and chassis systems
  • Heavy machinery and equipment assembly
  • Metal structures and building engineering
  • Home appliances and industrial devices
  • Energy, petrochemical equipment and piping systems

Common Material Grades and Performance Comparison

Carbon steel screws and bolts are produced in different grades based on yield strength and hardness requirements. The table below provides a quick reference.

Material Grade Typical Tensile Strength Applications
Grade 4.8 400 MPa General machinery, light structural assembly
Grade 8.8 800 MPa Automotive parts, mechanical equipment
Grade 10.9 1000 MPa High-strength structural components
Grade 12.9 1200 MPa Heavy load and high-precision engineering

Why Choose Lanyue Metal Technology

With years of experience in precision metal fastener manufacturing, Jiaxing Lanyue Metal Technology Co., Ltd. integrates quality control, research innovation, and international service orientation. We adhere to the philosophy of "Striving for Excellence, Innovating for the Future," offering customized specifications and stable supply for global industrial clients.

Our Core Strengths

  • ISO 9001 certified manufacturing system
  • Advanced CNC machining and automated production lines
  • Customization of dimensions, materials, threads, and surface finishing
  • Strict quality inspection and testing procedures
  • Reliable global supply and fast delivery capability

Surface Treatment Options

Different environments require different protection levels. We provide a variety of treatments to improve corrosion resistance and durability.

Surface Treatment Characteristics
Zinc Plating Economical, basic corrosion resistance
Black Oxide Anti-rust, smooth appearance
Dacromet Strong corrosion resistance, eco-friendly
Hot Dip Galvanizing Excellent outdoor durability

Frequently Asked Questions (FAQ)

1. What is the difference between hexagon screws and hexagon bolts?

Hexagon screws typically have a partially or fully threaded shank, suitable for direct installation into threaded holes. Hexagon bolts usually pair with nuts, ideal for heavy-duty structural fastening.

2. Are carbon steel fasteners suitable for outdoor environments?

Yes, with appropriate surface treatment such as hot-dip galvanizing or Dacromet, carbon steel fasteners can perform well outdoors and in corrosive environments.

3. Can you produce customized extended screws?

Absolutely. We offer customized length, thread types, material grades, and finishing to meet specific needs of different industries.

4. Do you provide test reports?

Yes, we offer material certificates, tensile test reports, dimensional inspection results, and other documentation upon request.

Carbon Steel Hexagon Screws, Extended Screws, and Hexagon Bolts are indispensable components within industrial manufacturing and construction sectors. With advanced production technologies and strict quality management, Jiaxing Lanyue Metal Technology Co., Ltd. is committed to supplying stable, high-performance fastening solutions for global customers.

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