China Standard New Design Letter a-Z Brass Pendant Necklace Copper Gold Plated Cubic Zircon Stone Word Jewelry Alphabet Letter Necklace Chain with Best Sales

Product Description

  New Design Letter A-Z Brass Pendant Necklace Copper Gold Plated Cubic Zircon Stone Word Jewelry Alphabet Letter Necklace Chain 

Main Production

Our company is a manufacturer of 925 silver jewelry, brass jewelry, opal jewelry,synthetic opal loose stone and some of gemstone and semi-gemstone.

Production Description
 

Item No. NL55716-NL55711
Type Necklace
Total weight 8g
Material Brass / Copper
Stone type white cz
Polish High Polish
Plating Rhodium plating/ Rose plating/ 14K yellow plating/ 18K yellow plating/ black plating
Logo Acceptable Customized
MOQ 10pcs
Eco-friendly Material Yes
Sample Fee Yes,it will be returned when you place volumn order
Sample time within 10 work days if have stock
Service OEM & ODM Accepted
Design Unique 3D design
Payment Terms T/T, Paypal,Western Union,Wechat,Alipay,etc
Delivery Time within 30-35days after getting deposit, but it will also depend on your quantity
Package Individual in an opp bag + bubble paper + Carton, Or as customer’s request
Shipment Shipping by Fedex, DHL, UPS,TNT, EMS, E-packet and etc
Advantage Manufacturer
Main Business 925 silver & Brass jewelry, synthetic stone
Feedback Welcome any comments for our productions and service, so that we can improve

Company Information

Shipment

 

FAQ : 

1.MOQ: 30pcs
All of sample can be made as for your requirement
1) Can offer existing sample
2) Customized sample will be charged the sample cost, and will return if your order more than 100pcs/prs.
 
2 .How to order
Step 1: Send quotation to confirm price.
Step 2: After price is confirmed, send proforma invoice.Customer pays 30% deposit.
Step 3: After receiving deposit, we will start production.
Step 4: Before shipment, send commercial invoice. Customer pays 70% balance
Finally: After receiving balance, ship the parcel.

3.Customized Logo
-Yes, can stamp logo as your request for free.

4.Customized Design
– Sure ,we have the professional design team, we can provide you perfect design base on your documents or original sample.

5. Payment terms
-TT/ Western Union/ Paypal/ Wechat/ Alipay
30% deposit in advance,70% balance will be paid before shipment

6. Delivery time
-Sample order: 10-15 work days after getting deposit if have stock
-Bulk order: Generally will take 4-5weeks after getting deposit;if not have model, it will take 5-6weeks after getting deposit,but it will also depend on your quantity
 
7. Shipment
-Freight is depends on the weight volume and location
-Products will reach your hands about 4~7days by DHL/FEDEX/UPS/ EMS/TNT
 
8. Packing
-with OPP bag, bubble paper, and strong carton

9.Do you have your own Factory?

-Our company is a professional manufacturer since 2571,you are welcomed to visit our factory at anytime.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Purity: Copper
Type: Necklace
Accessory Material: Cubic Zirconia
Samples:
US$ 12/PC
1 PC(Min.Order)

|

Order Sample

A to Z
Customization:
Available

|

Customized Request

chain

What to look for in a roller chain

There are many different factors to consider when purchasing a roller chain. One of the most important factors is tensile strength, which represents the force required to break the chain. Roller chains are available in three different tensile strengths: minimum, average and ultimate. Each strength reflects a different limit to the load the chain can handle. However, these limits are not always equal and you should be aware of the differences between roller chains.

Canonical chain

Most roller chains have standard sizes printed on the side panels. This is usually “40” or “C2080H”, but can also be the letter “B”. If the chain is old, it will need to be cleaned to see its size. You can find the size on the standard roller chain size chart, but not everyone is marked. To determine the size, measure the diameter and pitch of the chain, then compare the results to the chart to see what size you need.
Heavy-duty roller chains are available with heat-treated pins, side plates, and rollers. In addition to being heat treated, they are also factory pre-stretched, which reduces wear on these parts. If properly maintained, they can last for years, reducing the risk of failure or corrosion. Depending on the application, standard roller chains are available in different sizes. It can be purchased separately. There are several options to choose from, depending on the size and strength of the application.
PEER roller chains contain solid rollers to reduce shock loads on the sprocket teeth. Heat treating and preloading all components of the PEER chain helps minimize initial elongation. Hot-dip lubrication ensures complete lubrication of all chain components, extending their life and reducing maintenance costs. For heavy-duty applications, ASME/ANSI-B29.1 chain is a good choice.
Standard roller chains are made of steel or alloy steel. However, it can be made of other materials such as stainless steel. In addition to steel, stainless steel is often used in food processing machinery where chain lubrication is an issue. Brass and nylon are also sometimes used. However, they are not that popular. Therefore, you should always check with your supplier before purchasing. By comparing the tensile strength of two different chains and making an informed decision, you can get the best price and service.

Chain without bushing

Bushless roller chains have advantages over conventional roller chains. Unlike conventional chains, bushless chains have extensive lateral flexibility, which increases the chain’s lubrication flow. The inner plates of bushless chains have protruding shoulders so the oil can flow through them more easily and efficiently. This is an important characteristic of a smooth-running chain. Additionally, bushless chains may have improved shifting performance.
The strength of a bushingless roller chain is measured in terms of tensile strength and fatigue strength. The former measures the load a chain can withstand before breaking. Fatigue strength is equally important, and factors that affect fatigue strength include the steel used to make the chain components, the pitch hole fabrication, the type of shot peening on the chain, and the design and thickness of the chain. For example, if the chain is too thin, it may not be enough for heavy-duty applications.
Like traditional roller chains, bushingless roller chains have two different types of links. The inner link has two inner plates connected by pins, while the outer chain has two outer plates held together by bushings. A bushingless roller chain is similar to a traditional chain, except it eliminates a step in the assembly process by stamping the tube into the inner plate. So if you want a smoother ride, a bushingless roller chain is a better choice.
There are two different sizes of bushingless roller chains. One size is designed for use with standard single-strand chains, while the other size is designed for use with double-strand or triple-strand chains. Bushless chains are generally shorter than conventional chains, so they can fit in tighter spaces. Bushless chains are made of the highest quality materials. These chain attachments are case hardened for optimum strength and durability.

Mute chain

The silent roller chain has a smooth, low-noise drive. They are made of stacked rows of flat chainplates with a gear-like profile that meshes with the sprocket teeth. Each chainplate is attached to a corresponding sprocket, which also allows the chain to bend. While these basic components are the same for every silent roller chain, there are many variations that allow them to be used in a variety of applications.
The most popular high-speed transmission, silent chains feature gear-like sprockets. They can be made from single or multiple strands of material. Single-strand chains are less expensive than multi-strand chains, but they tend to wear out faster if not lubricated. Single-strand roller chains can be used for years without lubrication, but for your application, wide silent chains are still worth considering.
The design and construction of silent chains make them ideal for conveying a wide variety of products. They have flat, heat-resistant surfaces. They are also durable and non-slip. They are available in a variety of pitch sizes, widths, and mounting styles. Whether you need chains for general purpose conveyors or glass bottle transport applications, we have you covered. Ask about the benefits of silent roller chain conveyors.
Inverted tooth chains are another option for quieter chains. These chains are designed to reduce noise from engine-related friction. Silent chains are more common, and manufacturers have fallen in love with them. A silent chain consists of several links connected to the sprocket teeth. Teeth rotate to reduce noise, vibration, and chord action. These are the main reasons why silent chains are so popular.
chain

ANSI chain pitch

To measure your bike’s chain pitch, you can use a caliper. This measurement is taken from the center of the rolling pin to the center of the next rolling pin. Chains come in many sizes, but ANSI is the most common chain standard in the United States. A caliper is handy if you’re not sure which size to buy, as it allows you to check for worn sprockets.
Chains that meet ANSI standards will be characterized by a certain pitch. This measurement is based on the width and spacing of the roll. The spacing is usually greater than the width. The standard number will be the right number for the width of the chain or the left number for the rollers. The number on the left indicates whether the chain is lightweight or heavyweight. Heavyweight chains are designated by the suffix “H”.
Common chain sizes are based on ANSI chain pitch. Pitch is the minimum distance between bushing and sprocket. The smaller the chain pitch, the greater the total distance between the two points. This means the chain will last longer. However, if you are buying a chain for a specific application, you should check the pitch carefully as it can affect the performance of the chain.

Roller chain wear measurement

The purpose of roller chain wear measurement is to prevent breakage by monitoring the strain on the chain. There are several ways to measure roller chain wear. The first is to remove the chain from its working position and measure the distance from the sprocket to its measuring end. Another way is to measure the pitch of the chain or the distance between two pins. This method is superior to other methods because it is convenient and accurate.
When measuring the wear of a roller chain, it is important to note that the elements of the chain will gradually deform. About 3.75% of the total wear will be on the pins and the rest will be on the internal links. These wear measurements will vary based on the nominal pitch of the chain and the amount of friction the chain is experiencing. Proper lubrication between pins and bushings, load and frequency of articulation all affect wear rates.
It is important to measure the amount of wear on the roller chain to avoid excessive machine failures. The longer the chain runs, the more wear it will wear. Although the length of the chain should be less than the center distance, the excessive load will cause premature wear. Therefore, lubrication is essential. Additionally, the sag of the chain should not exceed 2% to 4% of its center-to-center distance. Finally, check for unusual noise or visible defects. A common cause of excessive roller chain wear is the size of the load. Every chain manufacturer sets a maximum workload for its product.
There are several ways to measure roller chain wear. If using a high-speed drive, it should have at least 11 teeth, and a medium-speed drive should have at least 25 teeth. Also, be sure to check the length of the chain, even if you should. The same goes for the pin diameter, which should be the same or different pitch as the roller chain.

China Standard New Design Letter a-Z Brass Pendant Necklace Copper Gold Plated Cubic Zircon Stone Word Jewelry Alphabet Letter Necklace Chain   with Best SalesChina Standard New Design Letter a-Z Brass Pendant Necklace Copper Gold Plated Cubic Zircon Stone Word Jewelry Alphabet Letter Necklace Chain   with Best Sales
editor by CX 2023-04-20

Side Bow Roller Chain

As one of the side bow roller chain with sawtooth plates manufacturers, suppliers, and exporters of mechanical products, We offer side bow roller chain and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of side bow roller chain.

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