Product Description
Factory Wholesale Truss Head Wafer Head Screw Phillips Wafer Head Self Drilling Screw
SAMPLE CHARGE:
1.Samples charge: According to your request. Sampling time:5-7days
2.Samples charge: Free for Existing Mold. Sampling time:3days
ADVANTAGES:
1.Rapid Response;
2.Shortest Delivery;
3.Low MOQ;
| CHEMICAL COMPONENTS | |||||||||
| Material | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Ni | Cr | Mo | Others |
| 201 | 0.15 | 1 | 5.5-7.5 | 0.06 | 0.03 | 3.5-5.5 | 16-18 | N≤0.25 | |
| 304 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-10.0 | 18-20 | ||
| 304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 8.0-12.0 | 18-20 | ||
| 321 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-13.0 | 17-19 | Ti≤5*C% | |
| 316 | 0.08 | 1 | 2 | 0.045 | 0.03 | 10.0-14.0 | 16-18 | 2-3 | |
| 316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 10.0-15.0 | 16-18 | 2-3 | |
| 309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 12.0-15.0 | 22-24 | ||
| 410 | 0.15 | 1 | 0.03 | – | 11.5-13.5 | ||||
| 420 | 0.26-0.4 | 1 | 0.03 | – | 12-14 | ||||
| 430 | 0.12 | 0.75 | 1 | 0.04 | 0.03 | – | 16-18 | ||
FAQ:
Q: Are you trading company or manufacturer ?
A: We are manufacturer .
Q: 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.
Q: 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.
Q: 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.
Q: What is your price terms ?
A: EXW/FOB/CIF/CFR/FCA/CPT/CIP/DAP/DDP
/* May 10, 2571 16:49:51 */!function(){function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
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.
How do eye bolt screws contribute to load-bearing and lifting operations?
Eye bolt screws play a crucial role in load-bearing and lifting operations by providing a secure and reliable attachment point for connecting lifting equipment, such as ropes, cables, or chains, to the load being lifted. Here’s how eye bolt screws contribute to load-bearing and lifting operations:
- Attachment Point: Eye bolt screws feature an eye or loop at one end, which serves as the attachment point for lifting equipment. The shape and design of the eye provide a secure and properly fitting connection for the hardware used in lifting operations, ensuring that the load remains stable and properly supported during lifting.
- Load Distribution: When a load is attached to an eye bolt screw, the screw transfers the weight and forces exerted by the load to the surrounding structure or support system. The eye bolt screw acts as a load-bearing component, distributing the load evenly across its body and the attachment point. This helps prevent concentrated stress on a single point, reducing the risk of failure or damage.
- Strength and Load Capacity: Eye bolt screws are designed and manufactured to have high load-bearing capacities to withstand the forces encountered during lifting operations. They are made from materials with sufficient tensile and yield strength, ensuring that they can handle the expected loads without deformation or failure. The load capacity of an eye bolt screw is typically specified by the manufacturer and should not be exceeded to maintain safety.
- Flexibility and Versatility: Eye bolt screws come in various sizes, shapes, and configurations, allowing them to be used in a wide range of load-bearing and lifting applications. They can be installed in different orientations, such as vertical, horizontal, or angled, depending on the specific lifting requirements. This flexibility makes eye bolt screws adaptable to different lifting scenarios and enables them to accommodate various hardware and equipment.
- Safety Considerations: Eye bolt screws are subject to specific safety guidelines and standards to ensure their proper use in load-bearing and lifting operations. These guidelines may include factors such as proper installation torque, inspection and maintenance requirements, and load capacity limitations. Adhering to these safety considerations helps minimize the risk of accidents, load failures, or injuries during lifting operations.
Overall, eye bolt screws provide a critical link between the load and the lifting equipment, enabling safe and efficient load-bearing and lifting operations. Their strength, reliability, and versatility make them indispensable components in various industries, including construction, manufacturing, rigging, and material handling.
Can you describe the proper installation and use of eye bolt screws in different settings?
Proper installation and use of eye bolt screws are essential to ensure their effectiveness, safety, and longevity in various settings. Here are general guidelines for the installation and use of eye bolt screws in different settings:
- Preparation:
- Identify the specific application and determine the load requirements, environmental conditions, and any applicable regulations or standards.
- Select an appropriate eye bolt screw considering factors such as load capacity, material strength, corrosion resistance, and compatibility with the intended application.
- Inspect the eye bolt screw for any defects, damage, or signs of wear before installation. Do not use a damaged or compromised eye bolt screw.
- Installation:
- Pre-drill a hole or use a threaded receptacle of the appropriate size and depth to accommodate the eye bolt screw.
- Screw the threaded end of the eye bolt screw into the pre-drilled hole or threaded receptacle. Ensure that the threads engage smoothly and do not cross-thread.
- Tighten the eye bolt screw using an appropriate tool, such as a wrench or socket. Avoid over-tightening, as it may cause damage to the threads or the attachment point.
- If the eye bolt screw has a shoulder or collar, ensure that it rests securely against the attachment surface for optimal load distribution.
- Load Application:
- Attach the appropriate hardware, such as ropes, cables, or chains, to the eye of the eye bolt screw. Ensure that the hardware is compatible with the size and shape of the eye.
- Inspect the attachment to verify that the hardware is properly secured within the eye and does not show signs of slippage or deformation.
- Apply the load gradually and avoid sudden impacts or jerks that could cause excessive stress on the eye bolt screw or the attachment point.
- Regularly inspect the eye bolt screw and the attachment for signs of wear, deformation, or loosening. If any issues are identified, take appropriate action to address them, such as tightening the eye bolt screw or replacing it if necessary.
- Maintenance and Safety:
- Regularly inspect the eye bolt screw and its attachment for corrosion, wear, or damage. Clean and lubricate the eye bolt screw as needed, following the manufacturer’s recommendations.
- Follow any specific maintenance instructions provided by the manufacturer for the particular type of eye bolt screw and its corresponding application.
- Ensure that the load applied to the eye bolt screw does not exceed its rated capacity. Refer to load charts or consult with engineers or professionals when dealing with higher loads or critical applications.
- Adhere to relevant safety guidelines and regulations specific to the industry or setting in which the eye bolt screw is being used.
It is important to note that these guidelines provide general information for the installation and use of eye bolt screws. However, specific installations may have unique requirements or considerations based on the application and industry standards. Therefore, it is recommended to consult with professionals or experts in the relevant field to ensure proper installation and use of eye bolt screws in specific settings.
<img src="https://img.hzpt.com/img/screwshaft/Honeyview_screwshaft-l1.webp" alt="China best Factory Wholesale Truss Head Wafer Head Screw Phillips Wafer Head Self Drilling Screw “><img src="https://img.hzpt.com/img/screwshaft/Honeyview_screwshaft-l2.webp" alt="China best Factory Wholesale Truss Head Wafer Head Screw Phillips Wafer Head Self Drilling Screw “>
editor by Dream 2024-10-30
China factory Truss Head Self Tapping Screw with Best Sales
Product Description
Product Description:;Self Tapping Screw
| Size | M2,;M3,;M4,;M5,;M6,;M8,;M10,;M12,;.;#4-#12,;1/8-5/8” Non-standard custom made according to drawing or samples |
| Material available | 1.;Stainless Steel:; SS304,; SS316,; SS410 2.;Steel:;C1006,; C1571,;C10B21 |
| Standard | ISO,;GB,;DIN,;JIS,;ANSI,;BSW |
| Style | Pan Head,;Truss Head,;Bind Head,;Flat Head,;Oval Head,;Round Head |
| Lead time | about 10 days after payment confirmed.; |
| Warranty | we confirm our goods will satisfy your request.; |
| Payment terms | T/T,; Western Union,; PayPal etc.; |
1.; Drilling
The Bi-Metal Screws Can Penetrate Into Cooper Plates in 0-12mm directly by using tapping machine and the length of the alloy
steel drilling head also can be designed as different requirement
2.; Tapping
The tapping thread lines in the alloy steel will be more easy to fit the new phatnoma while penetrating into the iron or aluminum
board inside after locate special heat treatment.;
3.; Locking
A2 or A4 stainless steel series strenthen the thread lines by a cold forging treatment during whole process;maintain special corrosion
resistant whithout any heat treatment;screwing in alveolar into fasteners smoothly then finish the fastening combination to achieve excellent
efficacy in resistance to pull out and weatherproof by the way that don’t destroy the thread lines steadily and tightly.;
Application:;
Hot selling metal ring buckle used for the following industry as a great customized,; fashion & high quality accessory:;
A.; Mould
B.; Lamp
C.;Toy
D.;Battery
E.;Car
F.; Gift
G.; Electron
SCREW HEADER SIZE:;
| Head Type | Size(MM); | M2.;0 | M2.;2 | M2.;3 | M2.;5 | M2.;6 | M3.;0 | M3.;5 | M4.;0 | M4.;5 | M5.;0 | M6.;0 | M8.;0 |
| PAN | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 18 | 18 | 23 |
| Head Diameter | 3.;5 | 4.;0 | 4.;0 | 4.;1 | 4.;5 | 5.;5 | 6.;0 | 7.;0 | 8.;0 | 9.;0 | 10.;5 | 14.;0 | |
| Pin Width | 2.;2 | 2.;4 | 2.;4 | 2.;6 | 2.;6 | 3.;6 | 3.;6 | 4.;2 | 4.;6 | 4.;9 | 6.;3 | 7.;7 | |
| TRUSS | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 18 | 18 | 23 | 23 |
| Head Diameter | 4.;5 | 5.;0 | 5.;2 | 5.;7 | 5.;9 | 6.;9 | 8.;1 | 9.;4 | 10.;6 | 11.;8 | 14.;0 | 17.;8 | |
| Pin Width | 2.;2 | 2.;3 | 2.;4 | 2.;5 | 2.;6 | 3.;5 | 4.;0 | 4.;3 | 4.;7 | 5.;0 | 6.;2 | 7.;7 | |
| BIND | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 18 | 23 |
| Head Diameter | 4.;3 | 4.;7 | 4.;9 | 5.;3 | 5.;5 | 6.;3 | 7.;3 | 8.;3 | 9.;3 | 10.;3 | 12.;4 | 16.;4 | |
| Pin Width | 2.;2 | 2.;3 | 2.;4 | 2.;5 | 2.;6 | 3.;5 | 4.;0 | 4.;3 | 4.;7 | 5.;0 | 6.;2 | 7.;7 | |
| FLAT | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 18 | 18 |
| Head Diameter | 4.;0 | 4.;4 | 4.;6 | 5.;0 | 5.;2 | 6.;0 | 7.;0 | 8.;0 | 9.;0 | 10.;0 | 12.;0 | 16.;0 | |
| Pin Width | 2.;2 | 2.;4 | 2.;4 | 2.;6 | 2.;6 | 3.;6 | 4.;1 | 4.;5 | 4.;9 | 5.;1 | 6.;6 | 8.;3 | |
| OVAL | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 18 | 18 | 23 |
| Head Diameter | 4.;0 | 4.;4 | 4.;6 | 5.;0 | 5.;2 | 6.;0 | 7.;0 | 8.;0 | 9.;0 | 10.;0 | 12.;0 | 16.;0 | |
| Pin Width | 2.;4 | 2.;7 | 2.;7 | 2.;9 | 2.;9 | 3.;8 | 4.;3 | 4.;7 | 5.;1 | 5.;3 | 6.;8 | 8.;5 | |
| ROUND | Mould Diameter | 12 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 18 | 18 | 18 | 23 |
| Head Diameter | 3.;5 | 4.;0 | 4.;0 | 4.;5 | 4.;5 | 5.;5 | 6.;0 | 7.;0 | 8.;0 | 9.;0 | 10.;5 | 14.;0 | |
| Pin Width | 2.;1 | 2.;3 | 2.;3 | 2.;5 | 2.;5 | 3.;5 | 3.;8 | 4.;1 | 4.;5 | 4.;8 | 6.;1 | 7.;6 |
Screw Shaft Types and Uses
Various uses for the screw shaft are numerous. Its major diameter is the most significant characteristic, while other aspects include material and function are important. Let us explore these topics in more detail. There are many different types of screw shafts, which include bronze, brass, titanium, and stainless steel. Read on to learn about the most common types. Listed below are some of the most common uses for a screw shaft. These include: C-clamps, screw jacks, vises, and more.
Major diameter of a screw shaft
A screw’s major diameter is measured in fractions of an inch. This measurement is commonly found on the screw label. A screw with a major diameter less than 1/4″ is labeled #0 to #14; those with a larger diameter are labeled fractions of an inch in a corresponding decimal scale. The length of a screw, also known as the shaft, is another measure used for the screw.
The major diameter of a screw shaft is the greater of its 2 outer diameters. When determining the major diameter of a screw, use a caliper, micrometer, or steel rule to make an accurate measurement. Generally, the first number in the thread designation refers to the major diameter. Therefore, if a screw has a thread of 1/2-10 Acme, the major diameter of the thread is.500 inches. The major diameter of the screw shaft will be smaller or larger than the original diameter, so it’s a good idea to measure the section of the screw that’s least used.
Another important measurement is the pitch. This measures the distance between 1 thread’s tip and the next thread’s corresponding point. Pitch is an important measurement because it refers to the distance a screw will advance in 1 turn. While lead and pitch are 2 separate concepts, they are often used interchangeably. As such, it’s important to know how to use them properly. This will make it easier to understand how to select the correct screw.
There are 3 different types of threads. The UTS and ISO metric threads are similar, but their common values for Dmaj and Pmaj are different. A screw’s major diameter is the largest diameter, while the minor diameter is the lowest. A nut’s major diameter, or the minor diameter, is also called the nut’s inside diameter. A bolt’s major diameter and minor diameter are measured with go/no-go gauges or by using an optical comparator.
The British Association and American Society of Mechanical Engineers standardized screw threads in the 1840s. A standard named “British Standard Whitworth” became a common standard for screw threads in the United States through the 1860s. In 1864, William Sellers proposed a new standard that simplified the Whitworth thread and had a 55 degree angle at the tip. Both standards were widely accepted. The major diameter of a screw shaft can vary from 1 manufacturer to another, so it’s important to know what size screw you’re looking for.
In addition to the thread angle, a screw’s major diameter determines the features it has and how it should be used. A screw’s point, or “thread”, is usually spiky and used to drill into an object. A flat tipped screw, on the other hand, is flat and requires a pre-drilled hole for installation. Finally, the diameter of a screw bolt is determined by the major and minor diameters.
Material of a screw shaft
A screw shaft is a piece of machine equipment used to move raw materials. The screw shaft typically comprises a raw material w. For a particular screw to function correctly, the raw material must be sized properly. In general, screw shafts should have an axial-direction length L equal to the moving amount k per 1/2 rotation of the screw. The screw shaft must also have a proper contact angle ph1 in order to prevent raw material from penetrating the screw shaft.
The material used for the shaft depends on its application. A screw with a ball bearing will work better with a steel shaft than 1 made of aluminum. Aluminum screw shafts are the most commonly used for this application. Other materials include titanium. Some manufacturers also prefer stainless steel. However, if you want a screw with a more modern appearance, a titanium shaft is the way to go. In addition to that, screws with a chromium finish have better wear resistance.
The material of a screw shaft is important for a variety of applications. It needs to have high precision threads and ridges to perform its function. Manufacturers often use high-precision CNC machines and lathes to create screw shafts. Different screw shafts can have varying sizes and shapes, and each 1 will have different applications. Listed below are the different materials used for screw shafts. If you’re looking for a high-quality screw shaft, you should shop around.
A lead screw has an inverse relationship between contact surface pressure and sliding velocity. For heavier axial loads, a reduced rotation speed is needed. This curve will vary depending on the material used for the screw shaft and its lubrication conditions. Another important factor is end fixity. The material of a screw shaft can be either fixed or free, so make sure to consider this factor when choosing the material of your screw. The latter can also influence the critical speed and rigidity of the screw.
A screw shaft’s major diameter is the distance between the outer edge of the thread and the inner smooth part. Screw shafts are typically between 2 and 16 millimeters in diameter. They feature a cylindrical shape, a pointy tip, and a wider head and drive than the former. There are 2 basic types of screw heads: threaded and non-threaded. These have different properties and purposes.
Lead screws are a cost-effective alternative to ball screws, and are used for low power and light to medium-duty applications. They offer some advantages, but are not recommended for continuous power transmission. But lead screws are often quieter and smaller, which make them useful for many applications. Besides, they are often used in a kinematic pair with a nut object. They are also used to position objects.
Function of a screw shaft
When choosing a screw for a linear motion system, there are many factors that should be considered, such as the position of the actuator and the screw and nut selection. Other considerations include the overall length of travel, the fastest move profile, the duty cycle, and the repeatability of the system. As a result, screw technology plays a critical role in the overall performance of a system. Here are the key factors to consider when choosing a screw.
Screws are designed with an external threading that digs out material from a surface or object. Not all screw shafts have complete threading, however. These are known as partially threaded screws. Fully threaded screws feature complete external threading on the shaft and a pointed tip. In addition to their use as fasteners, they can be used to secure and tighten many different types of objects and appliances.
Another factor to consider is axial force. The higher the force, the bigger the screw needs to be. Moreover, screws are similar to columns that are subject to both tension and compression loads. During the compression load, bowing or deflection is not desirable, so the integrity of the screw is important. So, consider the design considerations of your screw shaft and choose accordingly. You can also increase the torque by using different shaft sizes.
Shaft collars are also an important consideration. These are used to secure and position components on the shaft. They also act as stroke limiters and to retain sprocket hubs, bearings, and shaft protectors. They are available in several different styles. In addition to single and double split shaft collars, they can be threaded or set screw. To ensure that a screw collar will fit tightly to the shaft, the cap must not be overtightened.
Screws can be cylindrical or conical and vary in length and diameter. They feature a thread that mates with a complementary helix in the material being screwed into. A self-tapping screw will create a complementary helix during driving, creating a complementary helix that allows the screw to work with the material. A screw head is also an essential part of a screw, providing gripping power and compression to the screw.
A screw’s pitch and lead are also important parameters to consider. The pitch of the screw is the distance between the crests of the threads, which increases mechanical advantage. If the pitch is too small, vibrations will occur. If the pitch is too small, the screw may cause excessive wear and tear on the machine and void its intended purpose. The screw will be useless if it can’t be adjusted. And if it can’t fit a shaft with the required diameter, then it isn’t a good choice.
Despite being the most common type, there are various types of screws that differ in their functions. For example, a machine screw has a round head, while a truss head has a lower-profile dome. An oval-its point screw is a good choice for situations where the screw needs to be adjusted frequently. Another type is a soft nylon tip, which looks like a Half-dog point. It is used to grip textured or curved surfaces.
