A193-B7/A194-2H Black Stud Bolts - Handan Yanzhao Fasteners | High Tensile Strength&Corrosion Resistance

Sep . 29, 2025 00:00 Back to list

A193-B7/A194-2H Black Stud Bolts - Handan Yanzhao Fasteners | High Tensile Strength&Corrosion Resistance


The A193-B7/A194-2H Black Stud Bolts are high-performance fasteners designed for demanding industrial applications. Manufactured by Handan Yanzhao Fasteners Manufactory Co., Ltd., these bolts combine durability, precision, and corrosion resistance to meet the needs of modern construction and engineering projects. This article explores their key features, technical specifications, and real-world applications, while highlighting the company’s commitment to quality and innovation.

Product Overview

Black stud bolts, such as the A193-B7/A194-2H, are full-threaded fasteners that are widely used in construction, manufacturing, and infrastructure projects. Unlike standard bolts, these studs feature continuous threading along their entire length, eliminating the need for separate nuts or washers in many applications. Their design allows for easy assembly and disassembly, making them ideal for scenarios requiring frequent maintenance or adjustments.

A193-B7/A194-2H Black Stud Bolts - Handan Yanzhao Fasteners | High Tensile Strength&Corrosion Resistance

Image: China Double Head Stud Bolt

The A193-B7/A194-2H model is specifically engineered for high-strength applications. It is available in various materials, including stainless steel, alloy steel, and carbon steel, ensuring resistance to corrosion and wear. The black oxide coating further enhances its durability, providing mild corrosion resistance in dry environments and improved performance in challenging conditions.

A193-B7/A194-2H Black Stud Bolts - Handan Yanzhao Fasteners | High Tensile Strength&Corrosion Resistance

Image: Double Stud Bolt

Key Features and Advantages

1. High Tensile Strength: The A193-B7/A194-2H bolts are manufactured to meet rigorous mechanical standards, offering exceptional tensile strength. This makes them suitable for critical applications where structural integrity is paramount, such as in heavy machinery and industrial equipment.

2. Corrosion Resistance: Available in stainless steel and zinc-plated variants, these bolts resist rust and degradation in both dry and wet environments. The black oxide finish provides an additional layer of protection, ensuring longevity even in harsh conditions.

3. Versatile Thread Options: The bolts come with coarse, fine, and closely-pitched threads, allowing for customization based on specific project requirements. Coarse threads are ideal for general-purpose use, while fine threads offer enhanced resistance to vibration and loosening.

4. Ease of Installation: With no head to interfere, these studs can be easily inserted into pre-drilled holes and secured with two nuts. This design simplifies assembly and reduces the risk of misalignment during installation.

5. Cost-Effective Solution: By eliminating the need for separate nuts and washers, the A193-B7/A194-2H reduces material costs and labor time. Their durability also minimizes the need for frequent replacements, offering long-term value.

A193-B7/A194-2H Black Stud Bolts - Handan Yanzhao Fasteners | High Tensile Strength&Corrosion Resistance

Image: China Stud Bolt

Technical Specifications

Thread Size (d) Coarse Thread Pitch (P) Closely-Pitched Thread Pitch (P) Weight (1,000 Pieces, Steel) kg
M2 0.4 / 18.7
M2.5 0.45 / 30
M3 0.5 / 44
M3.5 0.6 / 60
M4 0.7 / 78
M5 0.8 / 124
M6 1 / 177
M8 1.25 1 319
M10 1.5 1.25 500
M12 1.75 1.5 725
M14 2 1.5 970
M16 2 1.5 1330
M18 2.5 1.5 1650
M20 2.5 1.5 2080
M22 2.5 1.5 2540
M24 3 2 3000
M27 3 2 3850
M30 3.5 2 4750
M33 3.5 2 5900
M36 4 3 6900
M39 4 3 8200
M42 4.5 3 9400
M45 4.5 3 11000
M48 5 3 12400
M52 5 / 14700

Applications in Industry

The A193-B7/A194-2H Black Stud Bolts are widely used in various sectors, including:

  • Construction: Ideal for connecting structural components, such as beams and columns, in buildings and bridges.
  • Manufacturing: Used in machinery and equipment where high-strength fasteners are required.
  • Energy: Employed in power plants and wind turbines for securing critical parts.
  • Automotive: Suitable for assembling vehicle frames and engine components.
  • Marine: Resistant to corrosion, making them ideal for boats and offshore structures.

Company Background

Handan Yanzhao Fasteners Manufactory Co., Ltd. is a leading manufacturer of high-quality fasteners, with a focus on innovation and customer satisfaction. Based in Hebei Province, China, the company has established itself as a reliable supplier of wire bolts, zinc-plated self-drilling screws, and other industrial fasteners. Their commitment to quality is reflected in their adherence to international standards and continuous investment in advanced manufacturing technologies.

With a team of experienced engineers and a state-of-the-art production facility, Handan Yanzhao ensures that every product meets the highest standards of performance and reliability. Their wire bolts exporters and manufacturers serve a global clientele, providing tailored solutions for diverse industrial needs.

Why Choose Handan Yanzhao Fasteners?

1. Quality Assurance: The company follows rigorous quality control processes to ensure consistency and durability in every product.

2. Customization: Offers flexible solutions to meet specific client requirements, including custom thread sizes and finishes.

3. Global Reach: With a strong network of suppliers and exporters, the company delivers products worldwide efficiently.

4. Sustainability: Committed to environmentally friendly practices, including energy-efficient manufacturing and waste reduction.

References and Authoritative Citations

As noted by the National Institute of Standards and Technology (NIST), precision and reliability in fastener manufacturing are critical for ensuring structural integrity and safety in industrial applications. NIST’s research on material standards and measurement technologies underscores the importance of adhering to strict quality benchmarks, which Handan Yanzhao Fasteners Manufactory Co., Ltd. consistently upholds.

Source: https://www.nist.gov/

Conclusion

The A193-B7/A194-2H Black Stud Bolts from Handan Yanzhao Fasteners Manufactory Co., Ltd. are a testament to the company’s dedication to excellence in fastener technology. With their robust design, corrosion resistance, and versatility, these bolts are an essential component in modern engineering and construction projects. Whether you’re working on a large-scale infrastructure project or a specialized industrial application, the A193-B7/A194-2H offers a reliable and cost-effective solution.

For more information or to place an order, visit the Handan Yanzhao Fasteners website today.

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