Premium Weld Screw Manufacturer, Supplier & Exporter

Weld Screws are specialized fasteners designed for secure attachment to metal surfaces through welding. Commonly used in automotive, construction, and manufacturing industries, they are available in carbon steel and stainless steel, conforming to DIN and ISO standards for durability and performance.
M4–M12
Diameter
10–50 mm
Length
DIN • ISO
Standards
Carbon Steel • Stainless Steel
Materials

Overview

About Weld Screw

The Weld Screw is a specialized fastener designed to provide secure and permanent attachment points on metal surfaces through welding. Engineered for industrial applications, the Weld Screw features a threaded shaft with a specially designed base that facilitates strong welds to steel or other metal substrates. Manufactured using high-grade carbon steel or stainless steel, the Weld Screw undergoes precision machining and heat treatment processes to ensure durability and resistance to wear and corrosion. Its design allows for easy integration into assembly lines where a reliable threaded stud is required without the need for additional nuts or inserts. The Weld Screw’s robust construction and consistent thread quality make it ideal for applications in automotive manufacturing, heavy machinery, and structural steel fabrication, where strong, vibration-resistant fastening is critical.

Performance-wise, the Weld Screw offers excellent load-bearing capacity and maintains thread integrity even under harsh environmental conditions. The welding base is optimized to create a uniform and strong bond with the metal surface, minimizing the risk of loosening or failure during operation. This fastener is commonly used in scenarios requiring permanent attachment points for panels, brackets, or components that must withstand dynamic stresses. The Weld Screw’s ability to be welded directly onto metal parts reduces assembly time and enhances structural stability. Its versatility and reliability make it a preferred choice in industries demanding high-strength fastening solutions, combining ease of installation with long-term performance benefits in demanding manufacturing environments.

Weld Screw Quick Specifications

Product Type Weld Screw
Head Style Hexagonal or Pan Head
Manufacturing Process Cold Forging and Thread Rolling
Thread Type Self-Tapping, Coarse Thread
Common Materials Carbon Steel, Stainless Steel
Available Sizes M4 to M12 Diameter, Lengths 10mm to 50mm
Strength Features High Shear Strength, Heat Resistant for Welding
Typical Applications Attaching Components to Metal Surfaces via Welding
Surface Finishes Plain, Zinc Plated, Black Oxide
Standards ISO 13918, DIN 7979
Customization Custom Sizes, Materials, Threads & Surface Finishes Available

Why Choose Weld Screw from a Trusted Manufacturer & Supplier

Choose our precision-engineered Weld Screw for dependable fastening in demanding fabrication and assembly applications. As a reliable manufacturer, supplier, exporter, and stockist of industrial fasteners, we ensure high quality, dimensional accuracy, corrosion resistance, custom sizes, bulk supply, strict quality control, and worldwide shipping.

Weldable Head Design

Engineered for optimal welding compatibility, ensuring strong and consistent attachment to metal substrates without compromising structural integrity.

Corrosion Resistance

Available in stainless steel and coated carbon steel options to withstand harsh environmental conditions and prevent rusting.

High Shear Strength

Manufactured to provide excellent resistance to shear forces, suitable for heavy-duty applications requiring durable fastening.

Versatile Applications

Ideal for automotive, construction, and industrial machinery where permanent fastening is essential without through-hole fasteners.

Precision Manufacturing

Produced using advanced cold forming and heat treatment techniques to ensure dimensional accuracy and mechanical performance.

Quick Installation

Designed for efficient welding processes, reducing assembly time and labor costs in production environments.

Available Material Options for Weld Screw Industrial Applications

Weld Screws are primarily made from carbon steel and stainless steel, providing a balance of strength, corrosion resistance, and weldability. Stainless steel variants offer enhanced resistance to oxidation and high temperatures, making them suitable for outdoor and high-stress environments. Carbon steel options are often coated for additional protection and are preferred for cost-effective applications requiring robust mechanical properties.

Engineering Standards & Quality Compliance Requirements for Weld Screw

Weld Screws conform to international standards such as DIN and ISO, ensuring consistent quality, dimensional accuracy, and mechanical performance. These standards guide manufacturing processes, material selection, and testing protocols to meet industry requirements for safety and reliability.

Weld Screw Technical Specifications, Sizes & Engineering Details

Weld Screw technical data covers dimensions, diameter and length ranges, thread styles, material grades, property classes, weld projections, surface finishes, and applicable manufacturing standards. This section helps engineers, contractors, procurement teams, fabricators, and designers evaluate fitment, welding compatibility, load performance, and installation requirements for accurate product selection.

Technical Specifications

Product TypeWeld Screw
Thread TypeMetric Coarse Thread
Diameter RangeM4 to M12
Length Range10 mm to 50 mm
Available MaterialsCarbon Steel, Stainless Steel
Manufacturing StandardsDIN 7337, ISO 13918
Surface FinishPlain, Zinc Plated, Passivated

Dimensions

Diameter (mm)Length (mm)Head Diameter (mm)Head Height (mm)
M410-307.53.2
M612-40104.0
M816-50135.3
M1020-50166.4

Engineering Applications of Weld Screw Manufacturer Supplier & Exporter in Fabrication

Weld Screw Manufacturer Supplier & Exporter provides fastening solutions for sheet metal assemblies, fabricated structures, automotive components, machinery frames, electrical enclosures, and industrial equipment. Weld screws are used where permanent, high-strength attachment points are required, offering reliable fastening, dimensional accuracy, and strong load-bearing capacity. Their precision engineering supports structural integrity, long service life, and consistent performance in manufacturing, construction, and heavy engineering applications.
In automotive manufacturing, Weld Screws are used to attach components such as brackets, panels, and trim directly to vehicle bodies, enabling strong, permanent joints without compromising structural integrity.
Weld Screws facilitate the assembly of steel frameworks, metal roofing, and structural supports by providing secure fastening points that withstand environmental stresses and heavy loads.
Fabricators use Weld Screws to join metal sheets and components efficiently, reducing assembly time and enhancing the strength of welded joints in machinery and equipment.
In heavy equipment manufacturing, Weld Screws ensure durable fastening of parts exposed to vibration and mechanical stress, improving overall equipment reliability and service life.

Why Choose Weld Screw from a Trusted Manufacturer & Supplier

Choose our precision-engineered Weld Screw for dependable fastening in demanding fabrication and assembly applications. As a reliable manufacturer, supplier, exporter, and stockist of industrial fasteners, we ensure high quality, dimensional accuracy, corrosion resistance, custom sizes, bulk supply, strict quality control, and worldwide shipping.

Looking for Premium Weld Screw?

Contact RealBolt for competitive pricing, expert technical assistance, stock availability, and custom manufacturing options tailored to your project needs. Our team is ready to support your fastening requirements with quality and reliability.

Weld Screw FAQs: Common Questions and Technical Guidance

Weld Screw FAQs answer common questions about materials, sizes, applications, standards, surface finishes, installation methods, performance factors, and product selection. This section provides practical product information and technical guidance to help engineers, buyers, and project teams understand key considerations for reliable fastening results.
Weld Screws are typically manufactured from carbon steel and stainless steel. Carbon steel variants may be coated for corrosion resistance, while stainless steel offers superior resistance to rust and high temperatures. Material selection depends on application requirements, environmental exposure, and mechanical strength needed for the fastening task.
Weld Screws conform to standards such as DIN 7337 and ISO 13918, which specify dimensions, mechanical properties, and manufacturing processes to ensure consistent quality and performance in welding applications across industries.
Weld Screws are widely used in automotive assembly, construction, metal fabrication, and heavy machinery manufacturing. They provide permanent fastening solutions where drilling holes is impractical, ensuring strong, reliable joints in metal components exposed to stress and environmental factors.
Selecting the correct Weld Screw size involves considering the thickness of the base metal, load requirements, and welding method. Diameter and length must be sufficient to provide mechanical strength without causing damage to the substrate. Consulting technical specifications and application guidelines ensures optimal performance.

Industrial Cities We Serve:

  • Ahmedabad
  • Aurangabad
  • Bengaluru
  • Chennai
  • Coimbatore
  • Faridabad
  • Gandhidham
  • Greater Noida
  • Gurugram
  • Hazira
  • Hosur
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  • Jamshedpur
  • Ludhiana
  • Mumbai
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  • Noida
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Countries We Export To:

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