Product Description
Product Description
China Wholesale Eyebolts/Closed Anchor Ring with Grade SS304, SS316 Stainless Steel or Carbon Steel Materials
Advantages:
1. The screw surface is smooth, with no metal burrs on the surface.
2. The thread pitch is uniform, the pattern is clear, the force is uniform, and the strength is higher and stronger
3. High quality surface treatment, environmentally friendly and safe plating. Surface customized: H.D.G hot dip galvanized, zinc plated(blue, yellow,etc.), black oxide, chrome, etc.
4. Standard circular hole, more convenient to use, easy to install and tighten by hand.
5. M6-M20 screw dimensions optional
6. Material Optional: Stainless Steel/Carbon Steel/Alloy Steel/High Strength Steel, etc.
7. Standard: ASTM/ANSI, DIN, GB, AS, JIS
Product Parameters
Screw Size Chart:
| Standard | Size | Model | Head Thickness | Opposite Diameter Min | Diagonal Diameter |
| GB6170 | M6 | A | 3.85-4.15 | 9.78 | 11.05 |
| M6 | B | 3.76-4.24 | 9.64 | 10.89 | |
| M8 | A | 5.15-5.45 | 12.73 | 14.38 | |
| M8 | B | 5.06-5.54 | 12.57 | 14.2 | |
| M10 | A | 6.22-6.58 | 15.73 | 17.77 | |
| M10 | B | 6.11-6.69 | 15.57 | 17.59 | |
| M12 | A | 7.32-7.68 | 17.73 | 20.03 | |
| M12 | B | 7.21-7.29 | 17.57 | 19.85 | |
| M16 | A | 9.82-10.18 | 23.67 | 26.75 | |
| M16 | B | 9.71-10.29 | 23.16 | 26.17 | |
| M20 | A | 12.28-12.71 | 29.67 | 33.53 | |
| M20 | B | 12.15-12.85 | 29.16 | 32.95 | |
| DIN931-1/933 | M6 | A | 3.85-4.15 | 9.78 | 11.05 |
| M8 | A | 5.15-5.45 | 12.73 | 14.38 | |
| M10 | A | 6.22-6.58 | 15.73 | 17.77 | |
| M12 | A | 7.32-7.68 | 17.73 | 20.03 | |
| M16 | A | 9.82-10.18 | 23.67 | 26.75 | |
| M20 | A | 12.28-12.71 | 29.67 | 33.53 | |
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Company Profile
HangZhou Ningsheng Hardware & Electrical Appliance Co., Ltd. is a professional hardware manufacturing company specializing in wedge anchor bolts and other fastener parts. The company covers an area of 15,000 square CHINAMFG and is located in Xihu (West Lake) Dis.qiao Town, HangZhou Economic Development Zone, ZheJiang Province.
Since its establishment in 2000, the company now has more than 12 mature automatic production and assembly lines, with an annual output of more than 7000 tons of hardware accessories. The company’s main products include: various types of wedge anchor bolts(GB/DIN/ANSI), the hex bolts, the screw, the washers and other products.
Cooperation
Our factory has always been based on good faith management, product quality as the core, customer demand as the guidance, to provide customers with cost-effective products. At present, it has provided high quality products and services for many retailers and many CHINAMFG elevator manufacturers in China so far.
Our logistics and packaging are reliable and trustworthy!
Certifications
The company has a group of high-quality technical personnel, sophisticated equipment, perfect monitoring facilities. We also have GB/T19001-2008/ ISO9001:2008 international quality system certification.
FAQ
Q1: Are you trading company or manufacturer ?
A: We are manufacturer .
Q2: How long is your delivery time?
A: Generally it is 7-15 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to specific item and quantity.
Shortest Delivery: We have large stock, 3 days for stock items,7-15days for production.
Q3: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the shipping cost.
Q4: What is your terms of payment ?
A: Less than USD5000———–100% T/T in advance.
More than USD5000———–50% T/T in advance ,balance before shippment.
Other terms is welcome.
Q5: What is your price terms ?
A: EXW/FOB/CIF/CFR/FCA/CPT/CIP/DAP/DDP
Q6:What’s your product range?
A: Our product range includes screws, nuts, bolts, washers, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.Non-standard products also accepted.
Q7:Why should I choose you? What’s your advantages? Industries you are serving?
A: We are a professional manufacturer and have many years production and management experience in the field of fasteners .We can provide our customers with a good solution in the area of production design, production process,packaging and after-sale service.Customer satisfaction is our sole pursuit
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| Material: | Stainless Steel/Carbon Steel |
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| Type: | Hook Head |
| Groove: | Special Shape |
| Samples: |
US$ 0.05/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
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.
Can you explain the different types of eye bolt screws available in the market?
In the market, there are several different types of eye bolt screws available, each with its own design and specific applications. These variations in design make eye bolt screws suitable for a wide range of uses. Here are some of the common types of eye bolt screws:
- Regular Eye Bolt: Regular eye bolts are the most basic type of eye bolt screws. They feature a straight shank with a looped eye at the end. The eye is typically circular or oval-shaped. Regular eye bolts are used for various applications that require a simple and reliable attachment point.
- Shoulder Eye Bolt: Shoulder eye bolts have 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. Shoulder eye bolts are often used in lifting applications, where stability and load-bearing capacity are crucial.
- Machine Shoulder Eye Bolt: Machine shoulder eye bolts are similar to shoulder eye bolts but have a smaller shank diameter relative to the eye size. They are specifically designed for use with machinery, where space constraints or specific mounting requirements exist.
- Lag Eye Bolt: Lag eye bolts have a lag screw thread on the shank, allowing them to be screwed directly into wood or other materials without the need for a pre-drilled hole. They are commonly used for attaching ropes, cables, or hardware to wooden structures, such as decks, fences, or playground equipment.
- Welded Eye Bolt: Welded eye bolts have a welded eye instead of a looped eye. The eye is permanently welded to the shank, providing a strong and durable attachment point. Welded eye bolts are often used in heavy-duty applications, such as construction, manufacturing, or rigging.
- Swivel Eye Bolt: Swivel eye bolts feature a swiveling eye that allows for rotation and movement. The swivel action helps prevent twisting or tangling of ropes or cables. Swivel eye bolts are commonly used in applications where dynamic or multi-directional forces are involved, such as lifting or rigging operations.
- Shoulder Nut Eye Bolt: Shoulder nut eye bolts have a shoulder between the shank and the eye, similar to shoulder eye bolts. However, they also feature a nut on the shank, allowing for adjustable tension or positioning. Shoulder nut eye bolts are often used in tensioning applications or for attaching hanging objects that require precise alignment.
The choice of the appropriate type of eye bolt screw depends on the specific requirements of the application, including load capacity, attachment method, space constraints, and functionality. It is important to select eye bolt screws that meet the necessary specifications, such as load ratings, material strength, and corrosion resistance, to ensure safe and reliable performance.
When using eye bolt screws, it is essential to follow manufacturer guidelines, industry standards, and applicable safety regulations. Proper installation, torque values, and regular inspections are necessary to maintain the integrity and reliability of eye bolt screw attachments.
editor by CX 2024-04-13