China Custom SS316 Stainless Steel DIN825 M3-M64 Eye Screw for Factory

Product Description

Company Information

TaiZhou FengYe Meatal Products Co.,Ltd is located in the “Stainless Stee Town” which is specialized in metal products for over 20 years with the CE, SGS, ISO certificate.
Our activity is based on the analysis of market requirement, study of new products, research and control of the raw materials, development of production, according to the certified quality system ISO9001,CPR.
-offers an unrivaled package for you and your customers.
-OEM & ODM orders are welcomed.
-All the products in this catalog can be converted to the customers.
-Our daily goals are quality, service, expertise, support and satisfaction of our customers.
-More than 200 customers from over 50 countries in the world appreciate.
-The leading exporter for hardware in China
Main Products
Stainless Steel Screw, Stainless Steel Self Tapping Screw, Stainless Steel Self Drilling Screw, Stainless Steel Bolt, Stainless Steel Nut, Hose Clamp, Undercut Anchor, Aluminium Alloy Brackets, Chemical Anchor Bolt, Sleeve Anchor Bolt, Expansion Bolt, Stamping Parts, Glass Spider, Blind Rivet, Glass Routel, Glass Clamp, Back Bolt, Aluminum Curtain Wall Profile, Anchor Bolt, Stamping Parts, Standard parts which are produced by No.305-2011-EU-CPR.

Product Categories

Bolts & Nuts

With the features of durable,high hardness,environmental and anti-corrosion,widely used in decoration,industry,equipment.

Undercut Anchor

Stainless steel undercut anchor is new type anchor bolt,according to the different thickness and hardness of the stone and ceramic plate,choosing the suitable one.

Expansion Bolt

With stainless steel material,widely used in the metal structure,profiles,bearing plate,brackets,beams.

Curtain Wall Fittings

With strong capacity and high corrossion resistance,widely used in stone cladding and glass fixing system.

Product Standard

Thread specification
M8 M10 M12 M16 M20 M24 M30 M36 M42
P Thread pitch 1.25 1.5 1.75 2 2.5 3 3.5 4 4.5
d1 Max 9.1 11.1 13.1 15.2 17.4 21.4 25.7 30 34.4
Min 7.6 9.6 11.6 13.6 15.6 19.6 23.5 27.5 31.2
D1 Nominal 20 24 28 34 40 48 56 67 80
Min 19 23 27 32.9 38.8 46.8 54.6 65.5 78.1
Max 20.4 24.4 28.4 34.5 40.6 48.6 56.6 67.7 80.9
d2 Max 21.1 25.1 29.1 35.2 41.4 49.4 57.7 69 82.4
Min 19.6 23.6 27.6 33.6 39.6 47.6 55.5 66.5 79.2
h1 Max 7 9 11 13 15.1 19.1 23.2 27.4 31.7
Min 5.6 7.6 9.6 11.6 13.5 17.5 21.4 25.4 29.2
L Nominal 16 20 22 28 35 40 45 55 65
Min 15.1 18.95 20.95 26.95 33.75 38.75 43.75 53.5 63.5
Max 16.9 21.05 23.05 29.05 36.25 41.25 46.25 56.5 66.5
d4 Reference 36 44 52 62 72 88 104 123 144
h 18 22 26 31 36 44 53 63 74
r1 4 4 6 6 8 12 15 18 20
r Min 1 1 1 1 1 2 2 3 3
a1 Max 3.75 4.5 5.25 6 7.5 9 10.5 12 13.5
d3 Max=Nominal 6 7.7 9.4 13 16.4 19.6 25 30.8 35.6
Min 5.82 7.48 9.18 12.73 16.13 19.27 24.67 29.91 35.21
a Max 2.5 3 3.5 4 5 6 7 8 9
b 10 12 14 16 19 24 28 32 38

Detail Introduction

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Material: Stainless Steel
Type: Eye Screw
Connection: Common Screw
US$ 0.1/Piece
1 Piece(Min.Order)


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Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

eye bolt screw

How do environmental factors impact the choice of materials for eye bolt screws?

Environmental factors play a crucial role in determining the appropriate choice of materials for eye bolt screws. Different environments can subject eye bolt screws to various conditions that can affect their performance, durability, and resistance to corrosion. Here’s a detailed explanation of how environmental factors impact the selection of materials for eye bolt screws:

  • Corrosion Resistance: One of the primary considerations when selecting materials for eye bolt screws is their resistance to corrosion. Environmental factors such as moisture, humidity, saltwater, chemicals, and exposure to corrosive gases can accelerate the corrosion process. In corrosive environments, materials like stainless steel, galvanized steel, or other corrosion-resistant alloys are commonly chosen to ensure the long-term integrity and reliability of the eye bolt screws.
  • Temperature Extremes: Extreme temperatures can impact the mechanical properties of materials used in eye bolt screws. High temperatures can cause thermal expansion, which may affect the dimensional stability and load-bearing capacity of the screws. Conversely, low temperatures can make certain materials brittle and prone to fracture. Therefore, eye bolt screws intended for use in extreme temperature environments may require materials with high-temperature resistance, low-temperature toughness, or thermal stability.
  • UV Exposure: Eye bolt screws used in outdoor applications are often exposed to ultraviolet (UV) radiation from sunlight. Prolonged UV exposure can degrade the mechanical properties and surface finish of certain materials. To mitigate the effects of UV radiation, materials with UV-resistant coatings or additives may be chosen. Additionally, materials like stainless steel or non-metallic composites that have inherent UV resistance can be used to ensure the longevity and performance of the eye bolt screws.
  • Chemical Exposure: Environments with chemical exposure, such as industrial facilities or laboratories, require eye bolt screws that can withstand the specific chemicals present. Certain chemicals can cause corrosion, degradation, or chemical reactions with certain materials. In such cases, materials with high chemical resistance, such as specific grades of stainless steel or other alloys, may be selected to ensure the eye bolt screws can withstand the chemical environment without compromising their integrity.
  • Outdoor and Marine Environments: Eye bolt screws used in outdoor or marine environments are exposed to a combination of factors, including moisture, humidity, temperature variations, UV radiation, and saltwater exposure. These environments are particularly challenging due to the increased risk of corrosion. Eye bolt screws for outdoor or marine applications often require materials designed to withstand these harsh conditions, such as marine-grade stainless steel, galvanized steel, or other corrosion-resistant alloys.
  • Electrical Conductivity: In some applications, electrical conductivity or non-conductivity of eye bolt screws may be a critical consideration. Certain environments require non-conductive materials to prevent electrical currents from flowing through the screws, reducing the risk of electrical hazards. Conversely, in electrical grounding or bonding applications, conductive materials like brass or certain steel alloys may be preferred to ensure proper electrical continuity.

By carefully considering the environmental factors, engineers and designers can choose materials for eye bolt screws that possess the necessary properties to withstand the specific conditions they will encounter. This ensures the longevity, performance, and safety of the eye bolt screws in their intended environments.

eye bolt screw

Can eye bolt screws be used for both temporary and permanent installations?

Yes, eye bolt screws can be used for both temporary and permanent installations, depending on the specific application and requirements. Let’s explore the use of eye bolt screws in both scenarios:

Temporary Installations:

Eye bolt screws are commonly employed in temporary installations where a temporary attachment point is needed for lifting or securing loads. Some examples of temporary installations include:

  • Construction and Rigging: Eye bolt screws can be used during construction or rigging projects to provide temporary attachment points for lifting equipment, securing temporary structures, or supporting temporary loads. They offer a quick and convenient solution for temporary lifting operations and can be easily installed and removed as needed.
  • Events and Exhibitions: Eye bolt screws are often used in event setups, such as stage installations, exhibition displays, or hanging decorations. They provide a temporary attachment point for suspending lighting, audio equipment, banners, or other temporary fixtures. Once the event or exhibition is over, the eye bolt screws can be removed without causing permanent damage to the venue.
  • Temporary Storage and Transport: Eye bolt screws can be used in temporary storage or transport applications to secure loads during transit or storage. They provide a reliable attachment point for securing items with ropes, cables, or straps, ensuring that they remain stable and protected during temporary storage or transportation.

Permanent Installations:

Eye bolt screws are also suitable for permanent installations that require a long-term or permanent attachment point. Some examples of permanent installations include:

  • Industrial and Manufacturing: Eye bolt screws are commonly used in industrial and manufacturing settings to create permanent attachment points for lifting heavy machinery, equipment, or structural components. These installations are designed to be long-lasting and provide a reliable and secure connection for ongoing lifting operations.
  • Marine and Boating: Eye bolt screws with corrosion-resistant materials, such as stainless steel, are frequently used in marine and boating applications. They serve as permanent attachment points for securing ropes, cables, or chains on boats, docks, or other marine structures, ensuring safe and reliable mooring or towing operations.
  • Building and Infrastructure: Eye bolt screws are utilized in building and infrastructure projects for permanent installations. They are often embedded into concrete or other structural materials to create permanent attachment points for lifting, suspension, or anchoring purposes. These installations are designed to withstand long-term loads and provide a durable and dependable attachment solution.

It is important to note that regardless of whether eye bolt screws are used for temporary or permanent installations, proper installation techniques, load calculations, and adherence to safety guidelines are essential to ensure the effectiveness, reliability, and safety of the installations.

eye bolt screw

What are the specific features and components of an eye bolt screw?

An eye bolt screw consists of several specific features and components that contribute to its functionality and versatility. Understanding these features can help in selecting the appropriate eye bolt screw for a given application. Here are the key components and features of an eye bolt screw:

  1. Shank: The shank is the cylindrical portion of the eye bolt screw that extends from the head to the threaded end. It provides the main body of the screw and determines its overall length and diameter. The shank can be straight or tapered, depending on the design and intended use of the eye bolt screw.
  2. Threaded End: The threaded end of the eye bolt screw features external threads that allow for easy installation by screwing it into a pre-drilled hole or threaded receptacle. The thread design and pitch may vary depending on the specific eye bolt screw type and intended application.
  3. Head: The head is the top portion of the eye bolt screw and is typically larger in diameter than the shank. It provides a surface for tightening or loosening the screw using a wrench, socket, or other appropriate tools. The head can have different shapes, such as hexagonal, square, or round, depending on the design of the eye bolt screw.
  4. Eye: The eye is the looped or circular component at the opposite end of the head. It provides the attachment point for ropes, cables, chains, or other hardware. The eye can be circular or oval-shaped, depending on the design of the eye bolt screw. It should have a smooth surface without any sharp edges to prevent damage to the attached hardware.
  5. Shoulder or Collar: Some eye bolt screws feature a shoulder or collar between the shank and the eye. The shoulder provides additional support and prevents the bolt from pulling through the attachment point. The presence of a shoulder enhances the load-bearing capacity and stability of the eye bolt screw, making it suitable for heavy-duty applications.
  6. Material: Eye bolt screws are available in various materials, including steel, stainless steel, or other alloys. The choice of material depends on factors such as load requirements, environmental conditions, and corrosion resistance. High-strength materials like stainless steel or alloy steel are commonly used to enhance the strength and durability of the eye bolt screw.
  7. Coating or Finish: Eye bolt screws may have a coating or finish to provide additional protection against corrosion or enhance their aesthetic appearance. Common coatings include zinc plating, galvanization, or various types of paint. These coatings help to prolong the lifespan of the eye bolt screw and maintain its performance in challenging environments.

These specific features and components collectively determine the functionality, strength, and durability of an eye bolt screw. When selecting an eye bolt screw, it is important to consider factors such as load capacity, material strength, corrosion resistance, and compatibility with the intended application. This ensures that the eye bolt screw will provide a reliable and secure attachment point for the desired use.

China Custom SS316 Stainless Steel DIN825 M3-M64 Eye Screw for Factory  China Custom SS316 Stainless Steel DIN825 M3-M64 Eye Screw for Factory
editor by Dream 2024-04-23