Product Description
Hi! dear,
We are HangZhou Hanryk Preicison Parts Co., LTD, with 16 years experience of manufacturing and exporting CNC machining precision parts, laser-cutting parts, stamping parts and so on. Please provide 2D or 3D drawings of the spare parts you need and tell us your required quantities. We will provide a quick and attractive quote.
We can produce customized parts including bicycle parts, motorcycle parts, auto parts, special-shaped part, output shaft, auto motor shafts, worm, auto axle, shaft sleeve, drive shaft, sprockets, steering and transmission systems, engine parts, shock absorber parts, brakes, brackets, body parts, aircraft parts, agricultural machinery parts , Medical titanium alloy accessories, manipulator accessories, sensor accessories, instrumentation parts, instrument/device housings, gear shafts, motorcycle / bicycle accessories, gears, spindle, enclosure, CZPT rails, ball screws, splines, screws and nuts, spacers, bearing accessories, Flanges, valves, etc.
| Basic Info. of Our Customized CNC Machining Parts | |
| Quotation | According To Your Drawings or Samples. (Size, Material, Thickness, Processing Content And Required Technology, etc.) |
| Tolerance | +/-0.005 – 0.01mm (Customizable) |
| Surface Roughness | Ra0.2 – Ra3.2 (Customizable) |
| Materials Available | Aluminum, Copper, Brass, Stainless Steel, Titanium, Iron, Plastic, Acrylic, PE, PVC, ABS, POM, PTFE etc. |
| Surface Treatment | Polishing, Surface Chamfering, Hardening and Tempering, Nickel plating, Chrome plating, zinc plating, Laser engraving, Sandblasting, Passivating, Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film, Brushing, etc. |
| Processing | Hot/Cold forging, Heat treatment, CNC Turning, Milling, Drilling and Tapping, Surface Treatment, Laser Cutting, Stamping, Die Casting, Injection Molding, etc. |
| Testing Equipment | Coordinate Measuring Machine (CMM) / Vernier Caliper/ / Automatic Height Gauge /Hardness Tester /Surface Roughness Teste/Run-out Instrument/Optical Projector, Micrometer/ Salt spray testing machine |
| Drawing Formats | PRO/E, Auto CAD, Solid Works , UG, CAD / CAM / CAE, PDF |
| Our Advantages | 1.) 24 hours online service & quickly quote and delivery. 2.) 100% quality inspection (with Quality Inspection Report) before delivery. All our products are manufactured under ISO 9001:2015. 3.) A strong, professional and reliable technical team with 16+ years of manufacturing experience. 4.) We have stable supply chain partners, including raw material suppliers, bearing suppliers, forging plants, surface treatment plants, etc. 5.) We can provide customized assembly services for those customers who have assembly needs. |
| Available Material | |
| Stainless Steel | SS201,SS301, SS303, SS304, SS316, SS416, etc. |
| Steel | mild steel, Carbon steel, 4140, 4340, Q235, Q345B, 20#, 45#, etc. |
| Brass | HPb63, HPb62, HPb61, HPb59, H59, H62, H68, H80, etc. |
| Copper | C11000, C12000,C12000, C36000 etc. |
| Aluminum | A380, AL2571, AL6061, Al6063, AL6082, AL7075, AL5052, etc. |
| Iron | A36, 45#, 1213, 12L14, 1215 etc. |
| Plastic | ABS, PC, PE, POM, Delrin, Nylon, PP, PEI, Peek etc. |
| Others | Various types of Titanium alloy, Rubber, Bronze, etc. |
| Available Surface Treatment | |
| Stainless Steel | Polishing, Passivating, Sandblasting, Laser engraving, etc. |
| Steel | Zinc plating, Oxide black, Nickel plating, Chrome plating, Carburized, Powder Coated, etc. |
| Aluminum parts | Clear Anodized, Color Anodized, Sandblast Anodized, Chemical Film, Brushing, Polishing, etc. |
| Plastic | Plating gold(ABS), Painting, Brushing(Acylic), Laser engraving, etc. |
FAQ:
Q1: Are you a trading company or a factory?
A1: We are a factory
Q2: How long is your delivery time?
A2: Samples are generally 3-7 days; bulk orders are 10-25 days, depending on the quantity and parts requirements.
Q3: Do you provide samples? Is it free or extra?
A3: Yes, we can provide samples, and we will charge you based on sample processing. The sample fee can be refunded after placing an order in batches.
Q4: Do you provide design drawings service?
A4: We mainly customize according to the drawings or samples provided by customers. For customers who don’t know much about drawing, we also provide design and drawing services. You need to provide samples or sketches.
Q5: What about drawing confidentiality?
A5: The processed samples and drawings are strictly confidential and will not be disclosed to anyone else.
Q6: How do you guarantee the quality of your products?
A6: We have set up multiple inspection procedures and can provide quality inspection report before delivery. And we can also provide samples for you to test before mass production. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Type: | Auto Fasteners |
| Material: | Steel |
| Muffler Type: | Front Muffler |
| Deck: | Single |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the safety considerations when working with axles, especially during repairs?
Working with axles, especially during repairs, requires careful attention to safety to prevent accidents and injuries. Here are some important safety considerations to keep in mind when working with axles:
1. Personal Protective Equipment (PPE):
Wear appropriate personal protective equipment, including safety goggles, gloves, and steel-toed boots. PPE helps protect against potential hazards such as flying debris, sharp edges, and accidental contact with heavy components.
2. Vehicle Stability:
Ensure that the vehicle is on a stable and level surface before working on the axles. Engage the parking brake and use wheel chocks to prevent unintended vehicle movement. The stability of the vehicle is crucial to maintain a safe working environment.
3. Lifting and Support:
Use proper lifting equipment, such as hydraulic jacks or vehicle lifts, to raise the vehicle safely. Follow the manufacturer’s guidelines for lifting points and weight capacities. Once the vehicle is lifted, support it securely with jack stands or other appropriate supports to prevent it from falling or shifting during repairs.
4. Lockout/Tagout:
If the repair work involves disconnecting or removing any electrical or mechanical components that could cause the axle or wheels to move, follow lockout/tagout procedures. This involves locking and tagging out the power source, so it cannot be accidentally energized while work is being performed.
5. Proper Tools and Equipment:
Use the correct tools and equipment for the job. Using improper tools or makeshift methods can lead to accidents and damage to the axle or surrounding components. Follow the manufacturer’s instructions and recommended procedures for disassembling, repairing, and reassembling the axle.
6. Proper Torque and Tightening:
When reassembling the axle components, use a torque wrench to ensure that fasteners are tightened to the manufacturer’s specifications. Over-tightening or under-tightening can lead to component failure or damage. Follow the recommended torque values provided by the vehicle manufacturer.
7. Safe Handling of Heavy Components:
Axle components can be heavy and cumbersome. Use appropriate lifting techniques and equipment, such as hoists or lifting straps, to safely handle heavy axle parts. Avoid lifting heavy components alone whenever possible and ask for assistance when needed.
8. Proper Disposal of Fluids and Waste:
If the repair involves draining fluids from the axle, such as differential oil, ensure proper disposal according to local regulations. Use appropriate containers to collect and store fluids and dispose of them at authorized collection points.
9. Training and Experience:
Working with axles requires knowledge and experience. If you are unfamiliar with axle repairs, consider seeking assistance from a qualified mechanic or technician who has the necessary training and expertise. If you decide to perform the repairs yourself, ensure that you have the appropriate knowledge and skills to carry out the task safely.
By following these safety considerations, you can help minimize the risk of accidents, injuries, and damage when working with axles, ensuring a safe working environment for yourself and others involved in the repair process.
How do axle ratios impact the performance and fuel efficiency of a vehicle?
The axle ratio of a vehicle plays a crucial role in determining its performance characteristics and fuel efficiency. Here’s a detailed explanation of how axle ratios impact these aspects:
Performance:
The axle ratio refers to the ratio of the number of rotations the driveshaft makes to the number of rotations the axle makes. A lower axle ratio, such as 3.23:1, means the driveshaft rotates 3.23 times for every rotation of the axle, while a higher ratio, like 4.10:1, indicates more driveshaft rotations per axle rotation.
A lower axle ratio, also known as a numerically higher ratio, provides better low-end torque and acceleration. This is because the engine’s power is multiplied as it goes through the gears, resulting in quicker acceleration from a standstill or at lower speeds. Vehicles with lower axle ratios are commonly found in trucks and performance-oriented vehicles where quick acceleration and towing capacity are desired.
On the other hand, a higher axle ratio, or numerically lower ratio, sacrifices some of the low-end torque for higher top-end speed and fuel efficiency. Vehicles with higher axle ratios are typically used in highway driving scenarios where maintaining higher speeds and maximizing fuel efficiency are prioritized.
Fuel Efficiency:
The axle ratio directly affects the engine’s RPM (revolutions per minute) at a given vehicle speed. A lower axle ratio keeps the engine running at higher RPMs, which may result in increased fuel consumption. However, this ratio can provide better towing capabilities and improved off-the-line acceleration.
In contrast, a higher axle ratio allows the engine to operate at lower RPMs during cruising speeds. This can lead to improved fuel efficiency because the engine doesn’t have to work as hard to maintain the desired speed. It’s worth noting that other factors, such as engine efficiency, aerodynamics, and vehicle weight, also influence fuel efficiency.
Manufacturers carefully select the axle ratio based on the vehicle’s intended purpose and desired performance characteristics. Some vehicles may offer multiple axle ratio options to cater to different driving preferences and requirements.
It’s important to consider that changing the axle ratio can have implications on the overall drivetrain system. Modifying the axle ratio can affect the vehicle’s speedometer accuracy, transmission shifting points, and may require recalibration of the engine control unit (ECU) to maintain optimal performance.
As always, for precise information on a specific vehicle’s axle ratio and its impact on performance and fuel efficiency, it is best to consult the vehicle manufacturer’s specifications or consult with automotive experts.
Are there aftermarket axles available for upgrading performance in off-road vehicles?
Yes, there are aftermarket axles available for upgrading performance in off-road vehicles. Off-road enthusiasts often seek aftermarket axle options to enhance the durability, strength, and performance of their vehicles in rugged and demanding terrains. Here’s some information about aftermarket axles for off-road applications:
1. Upgraded Axle Materials:
Aftermarket axles are typically made from high-strength materials such as chromoly steel or forged alloys. These materials offer superior strength and durability compared to stock axles, making them better suited for off-road use where extreme loads, impacts, and torsional forces are encountered.
2. Increased Axle Shaft Diameter:
Some aftermarket axles feature larger diameter shafts compared to stock axles. This increased diameter helps improve the axle’s load-carrying capacity and resistance to bending or torsion. It can also enhance the overall durability and reliability of the axle in off-road conditions.
3. Upgraded Axle Splines:
Axles with upgraded splines are designed to handle higher torque loads. Aftermarket axles may feature larger and stronger splines, providing increased power transfer capabilities and reducing the risk of spline failure, which can occur in extreme off-road situations.
4. Locking Differentials:
Some aftermarket axle options include integrated locking differentials. Locking differentials improve off-road traction by mechanically locking both wheels on an axle together, ensuring that power is distributed evenly to both wheels. This feature can be advantageous in challenging off-road conditions where maximum traction is required.
5. Lifted Vehicle Compatibility:
Aftermarket axles are often designed to accommodate lifted vehicles. Lift kits that raise the suspension height can impact the axle’s operating angles. Aftermarket axles may offer increased articulation or modified geometry to maintain proper alignment and reduce the risk of binding or premature wear.
When considering aftermarket axles for off-road vehicles, it’s essential to choose options that are compatible with your specific vehicle make, model, and suspension setup. Working with reputable manufacturers, consulting with experienced off-road enthusiasts, or seeking advice from professional mechanics can help you select the most suitable aftermarket axle upgrades for your off-road needs.
Lastly, it’s important to keep in mind that upgrading axles alone may not be sufficient for maximizing off-road performance. Other components such as suspension, tires, differential gears, and drivetrain systems should be considered as part of a comprehensive off-road build to ensure optimal performance, reliability, and safety.
editor by CX 2024-03-30
China manufacturer Hub Axle Shaft for Bicycle Front Rear Carbon Steel with Best Sales
Product Description
Hub Axle of wheelchair and bicycle. Please feel free to contact us.
We are professional manufacturer in producing metal and plastic products. We are providing various kinds of Hubs Axles and other products. Such as wheelchair hubs and bicycle hubs. All of the products are produced by our own factory. It reduces prices in a great extent and helps our clients in reducing their costs.
| COLOR | BLACK OR CUSTOMIZED |
| SIZE FRONT | LENGTH:140MM DIAMETER:10.5MM OD of Bearing:22MM |
| SIZE REAR | LENGTH:180MM DIAMETER:10.5MM OD of Bearing:26MM |
| WEIGHT | REAR:198g Front: 154g |
| MATERIAL | CARBON STEEL OR AS CUSTOMIZED |
About us
Who are we?
Professional Unstandard Products Manufacturer
HangZhou Youman Security Technology Co., Ltd is a is a modern enterprise, which covers researches, manufacturing and trading. Its parent firm is HangZhou Zhangting CZPT Metal and Plastic Factory. They both build a professional team in research, manufacture and sales. It marks the property right structure of business is changing from single to plural and open.
What are we producing?
At present, the main products of Youman include: Children safety gate, wheel chair accessories, vehicle accessories and other metal and plastic products. Youman has import and export rights. It improves the efficiency of international trade and it reduces the costs of procurement of our clients.
Our main clients include: CZPT China, CZPT and Tristar.
How to find us?
Zip Code: 315400
Address: No. 19 Renmin Rd. Zhangting Industrial Zone, , HangZhou City, ZHangZhoug, China
Screw Sizes and Their Uses
Screws have different sizes and features. This article will discuss screw sizes and their uses. There are 2 main types: right-handed and left-handed screw shafts. Each screw features a point that drills into the object. Flat tipped screws, on the other hand, need a pre-drilled hole. These screw sizes are determined by the major and minor diameters. To determine which size of screw you need, measure the diameter of the hole and the screw bolt’s thread depth.
The major diameter of a screw shaft
The major diameter of a screw shaft is the distance from the outer edge of the thread on 1 side to the tip of the other. The minor diameter is the inner smooth part of the screw shaft. The major diameter of a screw is typically between 2 and 16 inches. A screw with a pointy tip has a smaller major diameter than 1 without. In addition, a screw with a larger major diameter will have a wider head and drive.
The thread of a screw is usually characterized by its pitch and angle of engagement. The pitch is the angle formed by the helix of a thread, while the crest forms the surface of the thread corresponding to the major diameter of the screw. The pitch angle is the angle between the gear axis and the pitch surface. Screws without self-locking threads have multiple starts, or helical threads.
The pitch is a crucial component of a screw’s threading system. Pitch is the distance from a given thread point to the corresponding point of the next thread on the same shaft. The pitch line is 1 element of pitch diameter. The pitch line, or lead, is a crucial dimension for the thread of a screw, as it controls the amount of thread that will advance during a single turn.
The pitch diameter of a screw shaft
When choosing the appropriate screw, it is important to know its pitch diameter and pitch line. The pitch line designates the distance between adjacent thread sides. The pitch diameter is also known as the mean area of the screw shaft. Both of these dimensions are important when choosing the correct screw. A screw with a pitch of 1/8 will have a mechanical advantage of 6.3. For more information, consult an application engineer at Roton.
The pitch diameter of a screw shaft is measured as the distance between the crest and the root of the thread. Threads that are too long or too short will not fit together in an assembly. To measure pitch, use a measuring tool with a metric scale. If the pitch is too small, it will cause the screw to loosen or get stuck. Increasing the pitch will prevent this problem. As a result, screw diameter is critical.
The pitch diameter of a screw shaft is measured from the crest of 1 thread to the corresponding point on the next thread. Measurement is made from 1 thread to another, which is then measured using the pitch. Alternatively, the pitch diameter can be approximated by averaging the major and minor diameters. In most cases, the pitch diameter of a screw shaft is equal to the difference between the two.
The thread depth of a screw shaft
Often referred to as the major diameter, the thread depth is the outermost diameter of the screw. To measure the thread depth of a screw, use a steel rule, micrometer, or caliper. In general, the first number in the thread designation indicates the major diameter of the thread. If a section of the screw is worn, the thread depth will be smaller, and vice versa. Therefore, it is good practice to measure the section of the screw that receives the least amount of use.
In screw manufacturing, the thread depth is measured from the crest of the screw to the root. The pitch diameter is halfway between the major and minor diameters. The lead diameter represents the amount of linear distance traveled in 1 revolution. As the lead increases, the load capacity decreases. This measurement is primarily used in the construction of screws. However, it should not be used for precision machines. The thread depth of a screw shaft is essential for achieving accurate screw installation.
To measure the thread depth of a screw shaft, the manufacturer must first determine how much material the thread is exposed to. If the thread is exposed to side loads, it can cause the nut to wedge. Because the nut will be side loaded, its thread flanks will contact the nut. The less clearance between the nut and the screw, the lower the clearance between the nut and the screw. However, if the thread is centralized, there is no risk of the nut wedgeing.
The lead of a screw shaft
Pitch and lead are 2 measurements of a screw’s linear distance per turn. They’re often used interchangeably, but their definitions are not the same. The difference between them lies in the axial distance between adjacent threads. For single-start screws, the pitch is equal to the lead, while the lead of a multi-start screw is greater than the pitch. This difference is often referred to as backlash.
There are 2 ways to calculate the pitch and lead of a screw. For single-start screws, the lead and pitch are equal. Multiple-start screws, on the other hand, have multiple starts. The pitch of a multiple-start screw is the same as its lead, but with 2 or more threads running the length of the screw shaft. A square-thread screw is a better choice in applications requiring high load-bearing capacity and minimal friction losses.
The PV curve defines the safe operating limits of lead screw assemblies. It describes the inverse relationship between contact surface pressure and sliding velocity. As the load increases, the lead screw assembly must slow down in order to prevent irreversible damage from frictional heat. Furthermore, a lead screw assembly with a polymer nut must reduce rpm as the load increases. The more speed, the lower the load capacity. But, the PV factor must be below the maximum allowed value of the material used to make the screw shaft.
The thread angle of a screw shaft
The angle between the axes of a thread and the helix of a thread is called the thread angle. A unified thread has a 60-degree angle in all directions. Screws can have either a tapped hole or a captive screw. The screw pitch is measured in millimeters (mm) and is usually equal to the screw major diameter. In most cases, the thread angle will be equal to 60-degrees.
Screws with different angles have various degrees of thread. Originally, this was a problem because of the inconsistency in the threading. However, Sellers’s thread was easier to manufacture and was soon adopted as a standard throughout the United States. The United States government began to adopt this thread standard in the mid-1800s, and several influential corporations in the railroad industry endorsed it. The resulting standard is called the United States Standard thread, and it became part of the ASA’s Vol. 1 publication.
There are 2 types of screw threads: coarse and fine. The latter is easier to tighten and achieves tension at lower torques. On the other hand, the coarse thread is deeper than the fine one, making it easier to apply torque to the screw. The thread angle of a screw shaft will vary from bolt to bolt, but they will both fit in the same screw. This makes it easier to select the correct screw.
The tapped hole (or nut) into which the screw fits
A screw can be re-threaded without having to replace it altogether. The process is different than that of a standard bolt, because it requires threading and tapping. The size of a screw is typically specified by its major and minor diameters, which is the inside distance between threads. The thread pitch, which is the distance between each thread, is also specified. Thread pitch is often expressed in threads per inch.
Screws and bolts have different thread pitches. A coarse thread has fewer threads per inch and a longer distance between threads. It is therefore larger in diameter and longer than the material it is screwed into. A coarse thread is often designated with an “A” or “B” letter. The latter is generally used in smaller-scale metalworking applications. The class of threading is called a “threaded hole” and is designated by a letter.
A tapped hole is often a complication. There is a wide range of variations between the sizes of threaded holes and nut threads, so the tapped hole is a critical dimension in many applications. However, even if you choose a threaded screw that meets the requisite tolerance, there may be a mismatch in the thread pitch. This can prevent the screw from freely rotating.