Tag Archives: bolt screw

China Standard Part Teeth Brass Screw Slotted End Customized Bolt set screw attached to shaft

Product Description

Hanyee Metal is a combo of manufacrturing and trading for the bespoke fasteners and metal components.

 

Standard DIN, BS, ANSI, JIS, GB and so on
Head Type Flat Head,Pan Head, Countersunk Head, Round Cone Head, Hex Head, Round with Washer Head, Pan with Washer Head and so on, as customer requires
Raw Material 1, Carbon Steel: C1008, C1571, C1571, 10B21
  2, Aluminum
  3, Steel: 35K, 45K, 10B21
  4, Iron
  5, Stainless Steel: SS201, SS301, SS303, SS304, SS316, SS416, SS420
  6, Brass:C36000, C37700, C38500, C27200, C28000….
  7, Copper 
Surface finish Zinc Plated, Ni Plated, Brass Plated
  Tin Plated, Black Plated, Copper Plated. 
  hot-working, make hardness up to 6.8,8.8, 9.8, 10.9, 12.9 grade
Shank Diameter 1.5mm-18mm
Process Mainly Cold-Heading, CNC,Stamping,Die-Casting
Certifications ISO9001,ROHS,SGS 
Sample Availability Samples are available.
MOQ We accept test orders of small quantity. 
Price terms FOB, CIF, CFR, EXW, and other trade terms.
Lead Time 15-30days, according to customer’s order qty and detailed requirements
Packing 500-2000pieces in a Polybag, then into a carton box, finally into a pallet, or customized
  Size of the caton box: 33CMX25CMX15CM 
  Size of the Pallet: 100CMX80CMX15CM, 16 Pallets in 1 20’Container 
  Size of the Pallet: 85CMX75X15CM,18 Pallets in 1 20’Container
Warranty Policy We confirm our qualities satisfy to 99.9%, and have 6-month quality warranty 
After Sales Service We will follow up the requst strictly for customers, and will help customers solve problems after sale. 

Q: Please send your price list for our reference.
A: We do not have standard price list because we produce according to customer design.
We can provide the quotation for your inquiries in a shortest possible time.

Q:Please quote the price for me
A: Our standard response time is 2 working hours, once you confirm the demand and drawing we shall provide the quote within 12 working hours.

Q:Can I get some sample?
A: Sure. We believe sample order is a good way to start our cooperation.
  If it is a standard product, it would be for free but freight on your account.
  If customized, we shall prepare the sample after receipt of development cost.

Q: Have FASTENERS 100% assembled well in stock?
A: Some of standard size is in stock. Most is OEM item out of stock.

Q: Could I use my own LOGO or design on goods?
A: Yes, Customized logo and design on mass production are available.

Q: What is the delivery time?
A: Our lead time for samples is 1 week; 15-30 days for mass production. It is usually according to the quantity and items.

Q:What payment do you accept?
A: We accept T/T, West Union,L/C,Trade Assurance in Alibaba.

Q:  Can I trust you?
A: Absolutely! We are “Made In China” & “Alibaba” verified supplier.

Q: May I visit your factory?
A: You are welcome to visit us anytime. We can also pick you up from nearest airport and Train station.

 

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Shape: OEM/ODM
Certification: ISO 9001,Rous,SGS
Size: OEM
Sample: for Free
Process: Cold Heading
Tolearance: ±0.2
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

screwshaft

Screw Shaft Types

If you’re looking for a screw shaft, but aren’t sure which type to buy, you’re in luck. In this article, we’ll talk about the different types, including Threaded shank, Round head, and Machined. Once you’ve read it, you’ll know which type to buy. Then, you can decide whether you want a ball screw nut or a threaded shank.

Machined screw shafts

Besides the standard stainless steel shaft, manufacturers also provide a variety of other materials, such as titanium, bronze, and brass. In addition to stainless steel, manufacturers also provide a variety of top-coating options, including zinc, brass, and chromium. Aluminum screws are not particularly durable and are easily affected by weather. Most screw shafts feature self-locking mechanisms. They are especially useful in C-clamps, vises, and screw-top container lids.
For applications where accuracy is vital, a ball screw shaft needs to be annealed. A heat treatment can be performed on the ball screw shaft to ensure that both ends are heated evenly. In this process, the shaft will be more durable, while maintaining its high-precision properties. These screw shafts are a key component in computer-controlled motion-control systems, wire bonding, and other industries that require high-precision and high-quality performance.
Depending on the material used, screw shafts can be made of stainless steel or titanium. High-precision CNC machines and lathes are typically used to manufacture screw shafts. Various shapes and sizes are available, each with a specific application. Whether you need a small or large screw, you can find one to fit your needs. And since each size requires a different material, your choice of material is important as well.
In general, the materials used for machining screw shafts are steel, stainless steel, titanium, brass, bronze, and aluminum. Metals that resist corrosion are also commonly used. Other materials for screw shafts are Teflon, nylon, and nylon. You can also find threaded screw shafts in materials such as porcelain, glass, and ceramic. If you want to use your screws in a unique material, consider purchasing a customized one.

Ball screw nuts

If you have a screw shaft, the last thing you want to worry about is the ball nut slipping off. To prevent this, you can place a temporary stop in the shaft’s grooves to ensure that the ball nut does not slide off. When you remove the stop, you can then install the ball screw nut. But, before you can install the ball screw nut, you have to make sure that you have a good grip on the shaft.
When selecting ball screw nuts, it’s important to consider how much preload you need to apply to avoid excessive backlash. Preloading eliminates this problem by making the ball nut compact. It also prevents backlash, which is lost motion caused by clearance between the ball and nut. Backlash disrupts repeatability and accuracy. This is where spacer preloading comes in. You can insert a spacer between the two ball nuts to transmit the force to the nut. However, you should keep in mind that this method reduces the load capacity of the ball screw.
The critical speed of a screw is the maximum rotating speed before it whips. This critical speed is influenced by several factors, including the diameter of the screw shaft, the number of support elements, and the material. By adjusting these factors, you can reduce the number of components used and the amount of time it takes to assemble the screw shaft. In addition, you can also reduce the number of components and avoid stacking tolerances. However, the critical speed of plastic nuts is limited due to sliding friction.
The ball screw nut has several characteristics that make it unique. Its most prominent feature is the presence of ball bearings. These balls help reduce friction between the screw nut and the shaft. Without ball bearings, the friction would be too high to function properly. Another important characteristic is the groove profile of the nut and ball. These two features ensure that the ball and the nut meet at two points. You’ll be amazed by the results of the work of these ball screw nuts.
screwshaft

Threaded shank

Wood screws are usually not fully threaded because the shank has an unthreaded portion at the top. This shoulder part forces the screw to compress two pieces of wood, which prevents the screw from overheating and compromising the materials strength. As the screw is threaded partially up, it is not as difficult to remove as a fully threaded screw. However, it is important to note that a wood screw will not hold as tightly as one with a fully threaded shank.
In addition to being universal, screw threads can be of different sizes. For example, a M8 screw has a thread pitch of 1.25 mm. To avoid confusion, screw thread pitches are commonly given with a multiplication sign. For example, M8x1 means that the screw is eight mm in diameter but has a thread pitch of one mm per 360-degree rotation. Those who are not familiar with these dimensions may find it confusing.
The OD of the threaded portion of a bolt is generally smaller than the OD of the nut. If the shank is too deep for the nut to fit, the threads may bottom out. This is why it’s important to use a thread-cutting bit with a small thread diameter. You can use a micrometer or caliper to measure the thread diameter. This tool will also allow you to easily identify which screw size fits where and how well.
The metric system is the most widely used. Fasteners with DIN numbers are generally metric in size. This makes them very useful for industrial settings. You can find metric-sized screws anywhere, as long as you buy them from a reputable manufacturer. These fasteners also come with a dog point, which is used for safety wire. If the screw needs to be replaced, the shank can be drilled with a hole for a safety wire or for a dog-point.

Round head

A round head screw is the most common type used for machine screws. Other common types include truss head, flat head, and hexed head. Each has a different profile and are used for different purposes. A round head screw is typically wider than a flat or a hexed head, and has a slightly rounded surface. These screws are useful for projects involving sheet metal or sheet-metal parts. Round heads are usually slightly wider than a hex head screw, and they may also be used as a substitute for washers in certain applications. However, truss heads are not necessary for every project.
A wood screw has a smooth shank that protrudes above the surface of the material it is attaching. A metal screw has a threaded shaft that is fully threaded from head to point, and a fully threaded shaft provides more bite. Two common head styles are round head and pan head. If the task requires the screw to be flush or countersunk, the round head will be the best choice.
Another type is the Reed & Prince screw drive. These are similar to Phillips screws but have a 75-degree V shape. They are commonly used in marine hardware and are also known as BNAE NFL22-070. This type is also used for steel plate hangers. In addition to round head and pan head screws, there are a variety of other screw types. You can even get a head with a slotted head if you know where to look.
Screw diameters are specified according to the ISO 261 or ISO 262 standards. An M8 screw has a diameter of 8.25 mm. The M8 screw has a pitch of 1.25 mm, which is equivalent to one mm per 360 degrees. There are several other standard screw sizes and thread diameters available. You can find them all by consulting the relevant standards. But remember, the metric system is the most popular.
screwshaft

Self-locking mechanism

A self-locking mechanism for a screw shaft is a device that secures the screw to its supporting member in a failure position. The locking mechanism provides a positive connection between the screw shaft and the control surface during normal operation, and locks the screw to its supporting member when the screw fails. Previous attempts to solve this problem have typically used secondary nuts with free play on the screw, which were intentionally designed to jam when loaded. However, such a device can be unreliable, which is why the present invention offers a more robust and reliable locking mechanism.
The self-locking function of a screw depends on several factors, including its pitch angle and the coefficient of friction of the threads. The angle of friction must be less than the tangent of the material pairing to prevent untightening of the screw. Screws with self-locking mechanisms have an efficiency e lower than 50%, which is less than half. Self-locking screws also have the benefit of being less efficient than a standard screw.
Unlike a normal screw, a self-locking screw can be turned in either direction. The nut 22 rotates with the screw shaft, and the member 23 is translated in an axial direction. Regardless of the direction of the rotation of the screw, this axial translation will result in the opposite moment to that input moment. While screw self-locking mechanisms are typically less expensive, they are more reliable and durable.
Another important feature of self-locking screws is that they are not susceptible to independent loosening. The screw cannot rotate without a certain amount of torque. In addition, a self-locking screw shaft must have a small wedge with a smaller half-angle than the arctangent of the static friction. This means that the torque applied by the driver must be greater than the torque needed to overcome the friction.

China Standard Part Teeth Brass Screw Slotted End Customized Bolt   set screw attached to shaftChina Standard Part Teeth Brass Screw Slotted End Customized Bolt   set screw attached to shaft
editor by CX 2024-03-25

China Standard CNC Machining Carbon Steel Screw Thread Shaded Pole Motor Shaft shaft bolt broken

Solution Description

 

Merchandise Description

Organization kind Manufacturing facility/manufacturer

Support

CNC machining
Turning and milling
CNC turning
OEM components

Materials

(1) Aluminum:AL 6061-T6,6063,7075-T
(2)Stainless steel:303,304,316L,seventeen-4(SUS630)
(3)Steel:4140,Q235,Q345B,twenty#,45#
(4)Titanium:TA1,TA2/GR2,TA4/GR5,TC4,TC18
(5)Brass:C36000(HPb62),C37700(HPb59),C26800(H68)
(6)Copper, bronze, magnesium alloy, Delan, POM, acrylic, Laptop, and many others.
Support OEM/ODM avaliable

Complete

Sandblasting, anodizing, Blackenning, zinc/Nickl plating, Poland
Powder coating, passivation PVD plating titanium, electrogalvanization
Chrome plating, electrophoresis, QPQ
Electrochemical sprucing, chrome plating, knurling, laser etching Logo
Significant equipment CNC machining heart (milling device), CNC lathe, grinding device
Cylindrical grinding machine, drilling device, laser cutting equipment
Graphic format Stage, STP, GIS, CAD, PDF, DWG, DXF and other samples
Tolerance +/-.003mm
Surface area roughness Ra0.1~3.two
Inspection Complete screening laboratory with micrometer, optical comparator, caliper vernier, CMM
Depth caliper vernier, universal protractor, clock gauge, inside Celsius gauge

Thorough Photos

Solution Parameters

Material Offered
Aluminum Stainless Steel Brass Copper Plastic Iron
AL2571 SS201 C22000 C15710 POM Q235
ALA380 SS301 C24000 C11000 PEEK Q345B
AL5052 SS303 C26000 C12000 PVC 1214 / 1215
AL6061 SS304 C28000 C12200 Abdominal muscles forty five#
AL6063 SS316 C35600 and so forth. Nylon twenty#
AL6082 SS416 C36000   PP 4140 / 4130
AL7075 and many others. C37000   Delrin 12L14
and so on.   etc.   and so on. and so on.
Area Remedy
Aluminum Parts Stainless Metal Components Steel Parts Brass Parts
Very clear Anodized Polishing Zinc Plating Nickel Plating
Coloration Anodized Passivating Oxide black chrome plating
Sandblast Anodized Sandblasting Nickel Plating Electrophoresis black
Chemical Film Laser engraving Powder Coated Powder coated
Brushing Electrophoresis black Warmth treatment method Gold plating
Polishing Oxide black Chrome Plating etc.
Chroming etc and so forth  
etc      
TOLERANCE
The smallest tolerance can reach +/-.001mm or as per drawing request.
DRAWING Format
PFD Step Igs CAD Reliable and so forth

Packaging & Transport

Organization Profile

HangZhou Shinemotor Co.,Ltd located in HangZhou Town, ZheJiang Province of China.
Largely specializes in building, production and marketing all kinds of customized metallic and plastic parts.

Our manufacturing facility pass SGS, ISO9001/ ISO9001/ ISO14001 verification, areas can be commonly utilized in the fields of vehicle,
health care instruments, digital communications, industrial and buyer programs and so on.

We have introduced a sequence of superior and substantial performance production equipment imported from Japan and ZheJiang :
Large precision cnc lathes, 5/6 axis cnc machining centers, plane grinding & centerless grinding equipment,
stamping devices, wire cut devices, EDM and several other substantial-precision CNC equipment.
Our inspection tools contains: projector, 2nd, 2.5D, CMM, hardness screening device, device microscope, and so forth.

We focused to developing and producing types of brass, aluminum, metal, stainless steel
And plastic machining areas, stamping parts, and also CZPT design and producing.

We firmly hold the idea of  ” customer is the 1st, honesty is the simple, accrete win-win “. 
Focused to supplying you with higher-high quality products and superb service!
We sincerely appear ahead to creating a far better future by mutually helpful cooperation with you.
 

FAQ

one. Are you a manufacturing facility or a trading firm?

A: We are a manufacturing unit which has been specialized in cnc machining & computerized production for much more than 10 several years.

two. The place is your manufacturing facility and how can I go to it?
A: Our manufacturing facility is located in HangZhou metropolis and you can get a lot more detailed details by searching our web site.

3. How prolonged can I get some samples for checking and what about the price?
A: Usually samples will be done in 1-2 days (computerized machining elements) or 3-5 working day (cnc machining elements).
The sample cost depends on all details (dimension, content, complete, and so forth.).
We will return the sample price if your purchase quantity is good.

four. How is the guarantee of the merchandise high quality manage?
A: We hold the tightend quality controlling from quite begining to the conclude and intention at 100% mistake free of charge.

five.How to get an exact quotation?
♦ Drawings, images, comprehensive sizes or samples of goods.
♦ Content of merchandise.
♦ Common purchasing amount.
 Quotation inside 1~6 hrs

 

Shipping Cost:

Estimated freight per unit.



To be negotiated|


Freight Cost Calculator

Material: Carbon Steel
Load: Drive Shaft
Stiffness & Flexibility: Stiffness / Rigid Axle
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request