China manufacturer Us Type Nacm 2010 Grade 30 Chain G30/G43/G70 Chain roller chain breaker tool

Product Description

Product Description

US TYPE NACM2571 G30 PROOF COIL CHAIN
NOMINAL SIZE MATERIAL DIAMETER WORKING LOAD LIMIT PROOF TEST(MIN) BREAKING FORCE MIN INSIDE LENGTH INSIDE WIDTH
MM IN MM IN KG LBS KN LBS KN LBS MM IN MM IN
4 1/8 4 0.156 180 400 3.8 800 7.2 1600 23.9 0.94 6.4 0.25
5.5 3/16 5.5 0.217 365 800 7.2 1500 14.4 3200 24.8 0.98 7.7 0.3
7 1/4 7 0.276 580 1300 11.6 2600 23.2 5200 31.5 1.24 9.8 0.38
8 5/16 8.4 0.331 860 1900 16.9 3800 33.8 7600 32.8 1.29 11.2 0.44
10 3/8 10 0.394 1200 2650 23.5 5300 47.2 10600 35 1.38 14 0.55
11.9 7/16 11.9 0.488 1680 3700 32.9 7400 65.8 14800 41.5 1.64 16.6 0.65
13 1/2 13 0.512 2030 4500 40 9000 80 18000 45.5 1.79 18.2 0.72
16 5/8 16 0.63 3130 6900 61.3 13800 122.8 27600 56 2.2 20 0.79
20 3/4 20 0.787 4800 10600 94.3 21200 188.6 42400 70 2.78 25 0.98
22 7/8 22 0.866 5810 12800 114.1 25600 228.2 51200 77 3.03 27.5 1.08
25 1 26 1.02 8140 17900 159.1 35800 318.2 71600 90.9 3.58 31.7 1.25

 

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Company Profile

     •   We started as an anchor chain factory, CZPT Anchor Chain Co., Ltd, about 20 years ago in HangZhou, China, and gradually developed into a big manufacturer of marine hardware supplies.

     •   At the same time, to meet the growing demands from our clients in new business areas, we created our trading brand – Powerful

         Machinery, and expand our scope to rigging hardwares and fasteners, and other related hardware by setting up CZPT partnership with other factories.

     •   Now we’re proud to say that CZPT has ranked as top supplier on marine & rigging hardwares in northern China. 
 

     •   Our products, such as high grade chains, blocks & pulleys, steel  wire rope, stainless steel products, are popular in Europe, U.S  most Asia areas for its first class quality and competitive price.

     •   By offering one-stop solution service, our experienced customer service team can assist you from inquriy to  delivery.

 

FAQ

1. Where is your factory located?

Our factory is located at #37, Wenhua Road, Xihu (West Lake) Dis., HangZhou City, ZheJiang Province, China. 
You’re welcomed to visit us any time for future cooperation.

2. What products do you supply?  
As mentioned above, HangZhou CZPT is capable of supplying:
♦ all kinds of marine supplies 
♦ chains
♦ rigging hardwares
♦ fasteners
♦ and related hardwares

3. Do you produce them all?
We produce all kinds of chains in our factory, other products in our partner factories. By establishing cooperation agreements & capital injection, we obtained a wide & CZPT supply chain to meet your demands.

4. How do you control quality? 
By setting up quality control points and inspecting at each production process with strict standards, the defective products will be eliminated before packaging and delivery. For partner factories, we use a comprehensive system of quality standards to evaluate the production line. Also our professional QC team will implement the onsite check and finish product check before delivery.

5. Why are you more trustworthy than the other factories? 
Quick Response: 
We feedback your questions immediately 24 hours a day, 7 days every week.

Competitive Price:
We can provide a more competitive price based on the same quality level by more efficient management in every process.

One-stop Solution:
Just say what you need, and we’ll figure out a one-stop solution for your business to save your time and effort.

6.  How do I pay? 
We accept 30% payment in advance & 70% before shipment for the first cooperation, either by T/T or L/C.

7. How do I receive the goods? 
With our professional transport agents, we are capable of delivery products to most ports all over the world. Door-to-door service is also supported.

FOB, C&F, CIF are most commonly used trade terms.

Usage: Transport Chain
Material: Alloy
Surface Treatment: Electroplating
Chain Size: 1/4"-3/4"
Structure: Welded Chain
Color: Hot DIP Galvanized
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Customization:
Available

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chain

Roller Chain Maintenance Tips

There are many things to keep in mind when maintaining a roller chain. The main reasons include friction and external influences. Without proper lubrication and adjustment, such chains will wear prematurely. Here are some tips for keeping your roller chain in top shape. continue reading! This will make your process easier. We will also discuss the cost of the new roller chain. As always, remember to check for loose ends and adjust the chain regularly.

Preloading

Roller chains are designed to accommodate many different types of loads. Sprockets are the main cause of chain wear. Axial and angular misalignment occurs when the sprocket faces are not properly aligned. Both types of misalignment increase stress and wear on the roller chain. They can also negatively affect the drive. Therefore, choosing the right chain is an important consideration.
Preloading helps to eliminate initial elongation and extend service life. The benefits of preloading can be seen in the preloading chart. Significant elongation occurs during drive startup with no or minimal preload. This is due to the surface hardness of the worn parts. On the other hand, a properly preloaded chain shows little elongation during the initial start. Therefore, proper preload can prolong wear life.
Although elongation is a natural phenomenon in any drive, it can be minimized or eliminated with proper maintenance. In addition to regular inspections, you should do a full inspection of your chain after the first hundred hours. This inspection should focus on key life factors such as 3% elongation, how the chain is lubricated, and any other issues that may affect life. A good quality chain should have the longest life and no problems.
There are many different roller chain specifications. A good rule of thumb is to choose chains with at least five links. Then, tighten the chain until a break occurs, and it will tell you what kind of break occurred. Alternatively, you can use a roller chain with the maximum allowable load. As long as the MAL doesn’t exceed that number, it’s still perfectly safe to use it for any application.

lubricating

When it comes to lubrication, there are several different techniques. For example, spray lubrication is a popular method for high-horsepower drives and high-load and fast-moving machines. This method is very effective, but it is expensive, and spraying the chain too far out of the guard can cause leaks. Another common method is brush lubrication. Brush lubrication involves applying a continuous flow of oil to the chain, pushing it into the chain. This lubrication technique reduces the application temperature of the chain. Also, it can extend the life of the chain, depending on the manufacturer’s specifications.
While the lubrication of roller chain couplings varies by application, sprocket hubs should be lubricated monthly to ensure proper sealing. The amount of oil used depends on the rotational speed and the type of roller chain coupling. In general, lubricants used in roller chain couplings should have excellent adhesion, oxidation, and mechanical stability.
Wear-resistant lubricants are recommended. They prevent the rollers from sticking to each other and prevent rusting. These lubricants have low surface tension and are not harmful to metal or O-ring chains. The optimum lubrication method depends on ambient temperature, horsepower, and chain speed. Properly lubricating a roller chain increases the life of the chain and reduces the risk of wear.
Proper lubrication of the roller chain is essential to prevent corrosion and prolong its service life. The oil forms a smooth film on the chain components, reducing metal-to-metal contact and minimizing friction and wear. Additionally, the oil provides a smooth running surface and reduces noise. However, the running-in process of roller chain lubrication cannot be underestimated. When using heavy-duty oils, ensure that the lubricant is compatible with operating and ambient temperatures.

Maintain

To extend the life of your roller chain, you need to carry out regular inspections. First, you should check the T-pin on the link plate at the joint. If they are not connected properly, it can cause the chain to stretch and not maintain proper spacing and timing. Next, you should look for unusual noise, corrosion, and dirt that may indicate wear. If you notice any of these problems, it’s time to replace the chain.
In order to properly maintain a roller chain, both areas of the roller chain must be lubricated with the correct lubricant. Lubricants used should be SAE non-degreased oils. There are several types of lubricants available, but the best one is a petroleum-based oil with a high viscosity. You can also check for signs of wear, such as red or brown discoloration. This means that there is not enough lubrication.
While the life expectancy of a roller chain is unknown, it is important to know how to extend its life and maximize its effectiveness. Improper tension and alignment can shorten its life and place undue stress on the drive system and the chain itself. Incorrect tension can also lead to slippage and increased energy output. Therefore, you should calculate the tension and alignment of the chain during the initial installation. Check and adjust regularly.
Another way to extend the life of your rollers is to thoroughly clean the inside and outside of the rollers. You should also lubricate it frequently to prevent excessive heat buildup. Designed to prevent overheating by limiting the amount of work during break-ins. Additionally, regular inspections will help you catch anomalies early enough to stop operations. Last but not least, regular lubrication will prolong the life of the roller chain.

Cost

Buying a roller chain is a big decision, but initial cost shouldn’t be the only consideration. The cost of the roller chain itself, as well as the running costs, should be considered. Even the lowest-priced chains can be more expensive in the long run. Additionally, maintenance and energy costs may increase. The best roller chain for your business will be the one that best suits your needs. Listed below are some considerations to consider when purchasing a roller chain.
First, what material should you use? Roller chains come in many different materials. Stainless steel is a commonly used material in construction. Materials are selected based on the cost and design of chain horsepower transmission. Various manufacturing processes will determine which material is suitable for your application. Also, the weight of the chain will vary depending on its pitch and the construction technique used. A large part of the cost of a roller chain is on the drive sprocket.
Another consideration is installation cost. Roller chains are commonly used in agricultural and transportation applications, especially for agronomic products. If lubrication is your concern, maintenance-free chains are the best choice. Corrosion-resistant chains are ideal for wet environments. They are sold in boxed lengths, so replacing a longer length requires adding a shorter length. To avoid trouble, use the skateboard to help connect the links.
Another consideration is the overall width. The overall width of an open #40 roller chain may vary but should be at least 10 feet wide. Although it is not the most expensive type of roller chain, it will last longer. Using it correctly will increase its overall longevity, so it’s a good idea to choose it wisely. If your business uses roller chains regularly, the cost reduction is well worth it.
chain

Application

A roller chain consists of a pair of alternating pins and roller links. The pins are pressed into the side panels and hinged to the rollers. Roller chains can be single or multi-strand, connected by a common pin. The multi-strand design provides higher shear strength for demanding power transmission applications. Typical applications for roller chains include conveyors, hoists, and other mechanical equipment.
The horsepower capability of a roller chain is limited by several factors, including pin shock and friction. While research into these factors has placed some limits on the maximum operating speed of the roller chain, practical experience has shown that these systems can be used at higher speeds. Proper lubrication and cooling can increase the durability of these chains. In addition, roller chain applications include:
Drive and conveyor systems are the two main uses of roller chains. During driving operations, wear and elongation are a natural part of the operation. However, lubrication plays a vital role in minimizing wear and shock loads. Therefore, wear is inevitable and special care must be taken to ensure proper lubrication. Additionally, lubrication reduces heat dissipation in the chain.
The materials used to make roller chains vary from one type to another. Stainless steel is common, but nylon or brass are sometimes used. These materials are less expensive and more durable than steel or stainless steel. The best material for the job depends on a variety of factors, including cost, environmental conditions, and design horsepower transmission. For example, the pin bushing contact area is a critical area requiring lubrication. Additionally, some coatings are designed to retard the corrosive effects of water or oil.
China manufacturer Us Type Nacm 2010 Grade 30 Chain G30/G43/G70 Chain   roller chain breaker toolChina manufacturer Us Type Nacm 2010 Grade 30 Chain G30/G43/G70 Chain   roller chain breaker tool
editor by CX 2023-07-11