AWS E7018 welding rod-Dingzhou Jinlong Metal Production Co., Ltd.|low-hydrogen potassium coating&AC/DC compatibility

Aug . 06, 2025 23:20

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The AWS E7018 welding rod has become a cornerstone in the field of carbon steel welding, offering exceptional performance and versatility. Manufactured by Dingzhou Jinlong Metal Production Co., Ltd., this product exemplifies the balance between advanced technology and practical application. This article delves into the product's features, technical specifications, applications, and the company's expertise in the welding industry.

AWS E7018 welding rod-Dingzhou Jinlong Metal Production Co., Ltd.|low-hydrogen potassium coating&AC/DC compatibility AWS E7018 welding rod-Dingzhou Jinlong Metal Production Co., Ltd.|low-hydrogen potassium coating&AC/DC compatibility AWS E7018 welding rod-Dingzhou Jinlong Metal Production Co., Ltd.|low-hydrogen potassium coating&AC/DC compatibility

Product Overview

The AWS E7018 welding rod is a low-hydrogen potassium type coated carbon steel welding electrode designed for high-strength applications. It is compatible with both AC and DC power sources, making it a versatile choice for various welding environments. The product's key attributes include a stable arc, minimal spatter, and excellent crack resistance, which contribute to its widespread use in industrial and construction settings.

Key Features and Advantages

  • AC/DC Dual-Use: The welding rod operates efficiently on both alternating current (AC) and direct current (DC) power sources, offering flexibility in different operational scenarios.
  • Stable Arc: The low-hydrogen potassium coating ensures a consistent and stable arc, reducing the risk of welding defects and improving overall quality.
  • Easy Slag Removal: The design of the rod facilitates easy slag removal, streamlining the welding process and reducing post-welding cleanup time.
  • High Welding Efficiency: With its optimized coating and composition, the E7018 rod enhances productivity by minimizing rework and ensuring faster welds.
  • Beautiful Weld Shape: The rod produces aesthetically pleasing welds with a smooth, uniform appearance, which is critical in applications where visual quality is a priority.
  • Low Temperature Toughness: The material maintains its structural integrity even in low-temperature environments, making it suitable for cold-weather applications.
  • Crack Resistance: Advanced formulation reduces the likelihood of cracks in the weld, ensuring long-term durability and safety.

Technical Specifications

Parameter Details
Product Name AWS E7018 Universal Carbon Steel Welding Rod
Coating Type Low Hydrogen Potassium
Available Diameters 2.5mm - 5.0mm
Power Source Compatibility AC/DC
Welding Position All Positions
Minimum Yield Strength 70,000 psi (483 MPa)
Impact Toughness High at Low Temperatures
Slag Removal Easy
Spatter Minimal

Applications and Use Cases

The AWS E7018 welding rod is widely used in industries where high-strength and durable welds are essential. Its applications include:

  • Structural Steel Construction: Ideal for welding steel beams, columns, and other structural components in buildings and bridges.
  • Heavy Machinery Manufacturing: Used in the fabrication of machinery and equipment that require robust welds.
  • Pipeline Construction: Suitable for joining steel pipes in oil and gas industries due to its crack resistance and low-temperature performance.
  • Automotive Industry: Employed in the production of vehicle frames and chassis components.
  • Shipbuilding: Provides reliable welds for ship hulls and internal structures.

Company Background: Dingzhou Jinlong Metal Production Co., Ltd.

Founded in Dingzhou Jinlong Metal Production Co., Ltd., this company has established itself as a leading manufacturer of welding electrodes in China. With over two decades of experience, the company specializes in producing high-quality welding rods that meet international standards. Their commitment to innovation and quality control ensures that their products, such as the AWS E7018 welding rod, are trusted by professionals worldwide.

Industry Standards and Certifications

The AWS E7018 welding rod complies with the American Welding Society (AWS) standards, ensuring its suitability for critical applications. While the NIST (National Institute of Standards and Technology) does not directly certify welding rods, its research on materials science and welding processes provides a foundational reference for industry standards. According to NIST's official website, "Standards play a crucial role in ensuring the quality and reliability of materials used in industrial applications" (NIST, 2023).

Why Choose the AWS E7018 Welding Rod?

The AWS E7018 welding rod stands out due to its combination of technical excellence and practical benefits. Its low-hydrogen coating minimizes the risk of hydrogen-induced cracking, a common issue in carbon steel welding. Additionally, the rod's ability to perform under various conditions makes it a preferred choice for welders in challenging environments. As noted by the National Institute of Standards and Technology, "Materials with high toughness and resistance to cracking are essential for ensuring the longevity of welded structures" (NIST, 2023).

Conclusion

The AWS E7018 welding rod from Dingzhou Jinlong Metal Production Co., Ltd. represents a reliable and efficient solution for carbon steel welding. With its robust technical specifications, wide range of applications, and adherence to industry standards, this product is a testament to the company's dedication to quality. Whether for structural construction, machinery, or pipeline projects, the E7018 rod offers the performance and durability needed to meet modern industrial demands.

References

National Institute of Standards and Technology (NIST) (2023). "Materials Science and Welding Standards." Retrieved from https://www.nist.gov.

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