China Professional CCS BV Lr Nk Kr ABS Rmrs Dnv Gl Irs Black Paited Grade U2 Grade U3 Marine Stud Link Anchor Chain roller chain bolt

Product Description

Diameter 81MM Marine Stud Link Anchor Chain

1. Stud Link Anchor Chain Cable Introduction:
Stud Link Anchor Chain is widely used on Floating Equipment, Ships, Oil Rigs and Mooring Buoys.
We supply wide range of sizes and grades:
Grade U2 / U3 from 12.5mm to 162mm; Grade ORQ / R3 /R3S / R4 from 58mm to 162mm
Can be supplied with CCS BV LR NK KR ABS DNV-GL RMRS IRS certificate etc.
Our chain can meet requirement of ISO1704, GB/T 549, JIS F3303, Gost 228, IACS, OCIMF, API and other international regulations.

2. Our Advantage:
Manufacturing Advantage:
1.We have more than 20 years experience in anchor chain production.
2.We keep some in stock can delivery in 1~5 days to meet urgent requirement.
3.Our factory is ISO9001 approval, OSHMS18001 approval, ISO14001 approval, API approval and type approval by all IACS members.
4.Advantage manufacturing facilities:
Advanced program-controlled chain production line; Automatic heat treatment machine; Automatic shot blasting machine.

5.Quality Control:Manufacturing process quality control from raw material to final product.
Whole set drawing approved by all IACS members; Material Fatigue Test on request; Stress Analysis on request; Stress actual test on quest.
Magnetic power testing, ultrasonic testing, and fluorescent penetrant inspection.
Load test machine up to 4000Ton.

3. About Our factory:

Our main products:
Anchor chain and accessories (Stud Link Anchor Chain, Studless Anchor Chain, all types of shackles and connectors)
Mooring chain and accessories (Stud Link Mooring Chain, Studless Mooring Chain, Grade ORQ, R3, R3S, R4 and R5)
Deck outfitting (Chain Stopper, Chock, Bollard and Fairlead)
Marine anchors (Oridinary Anchor such as Hall, Spek and Stockless Anchor, High Holding Power Anchor such as AC-14, Danforth and Pool Achor)
Offshore and agricultural anchors (Flipper Delta, Stevpris MK5, MK6 and Stevshark)
Offshore mooring buoy (Steel Structured, Foam Filled and Navigation Buoys)

Products with high quality and service of professionality is what we pursue.
Please contact us if you have any queries, we will do our best to meet your requirements.

3. Product Dimensions:

4. Technical Data
Proof Load and Breaking Load of Stud Link Anchor Chain:

Dia.             Proof load(KN)            Breaking load(KN) Weight
MM U1 U2 U3 U1 U2 U3 KG/M
11 36 52 72 52 72 102 2.65
12.5 46 66 92 66 92 132 3.42
14 58 82 116 82 116 165 4.29
16 76 107 150 107 150 216 5.61
17.5 89 127 179 127 179 256 6.71
19 105 150 211 150 211 301 7.91
20.5 123 175 244 175 244 349 9.20
22 140 200 280 200 280 401 10.60
24 167 237 332 237 332 478 12.61
26 194 278 389 270 389 556 14.80
28 225 321 449 321 449 642 17.17
30 257 368 514 368 514 735 19.71
32 291 417 583 417 583 833 22.43
34 328 468 655 468 655 937 25.32
36 366 523 732 523 732 1050 28.38
38 405 581 812 581 812 1190 31.62
40 448 640 896 640 896 1280 35.04
42 492 703 981 703 981 1400 38.63
44 538 769 1080 769 1080 1540 42.40
46 585 837 1170 837 1170 1680 46.34
48 635 908 1270 908 1270 1810 50.46
50 685 981 1370 981 1370 1960 54.75
52 739 1060 1480 1060 1480 2110 59.22
54 794 1140 1590 1140 1590 2270 63.86
56 851 1220 1710 1220 1710 2430 68.68
58 909 1290 1810 1290 1810 2600 73.67
60 969 1380 1940 1380 1940 2770 78.84
62 1030 1470 2060 1470 2060 2940 84.18
64 1100 1560 2190 1560 2190 3130 89.70
66 1160 1660 2310 1660 2312 3300 95.40
68 1230 1750 2450 1750 2450 3500 101.30
70 1290 1740 2580 1840 2580 3690 107.30
73 1390 1990 2790 1990 2790 3990 116.71
76 1500 2150 3571 2150 3571 4300 126.50
78 1580 2260 3160 2260 3160 4500 133.20
81 1690 2410 3380 2410 3380 4820 143.69
84 1800 2580 3610 2580 3610 5160 154.53
87 1920 2750 3850 2750 3850 5500 165.76
90 2050 2920 4090 2920 4090 5840 177.39
92 2130 3040 4260 3040 4260 6080 185.36
95 2260 3230 4510 3230 4510 6440 197.56
97 2340 3340 4680 3340 4680 6690 206.06
100 2470 3530 4940 3530 4940 7060 219.00
102 2560 3660 5120 3660 5120 7320 227.85
105 2700 3850 5390 3850 5390 7700 241.45
107 2790 3980 5570 3980 5570 7960 250.73
111 2970 4250 5940 4250 5940 8480 269.83
114 3110 4440 6230 4440 6230 8890 284.61
117 3260 4650 6510 4650 6510 9300 299.79
120 3400 4850 6810 4850 6810 9720 315.36
122 3500 5000 7000 5000 7000 9990 325.96
124 3600 5140 7200 5140 7200 15710 336.73
127 3750 5350 7490 5350 7490 1571 353.23
130 3900 5570 7800 5570 7800 11140 370.11
132 4000 5720 8000 5720 8000 11420 381.59
137 4260 6080 8510 6080 8510 12160 411.04
142 4520 6450 9030 6450 9030 12910 441.59
147 4790 6840 9560 6840 9560 13660 473.24
152 5050 7220 15710 7220 15710 14430 505.98
157 5320 7600 10640 7600 10640 15200 539.81
162 5590 7990 11180 7990 11180 15980 574.74


5. Product Photos:

6. Production And Inspection Procedure:


Thirty Party Certificate:
Lloyd’s Rigister of Shipping (LR)
American Bureau of Shipping (ABS)
Det Norske Veritas (DNV)
Germanischer Lloyd (GL)
Bureau Veritas (BV)
Korean Register of Shipping (KR)
Nippon Kaiji Kyokai (NK)
Registro Ltaliano Navale Group (RINA)
China Classification Society (CCS)
Russian Maritime Register of Shipping (RMRS)
Indian Register of Shipping (IRS)
Croatian Register of Shipping (CSR)
Due to limited space here, some photo is vague, you can contact us for clearer ones.

7. Our factory:

8. Exhibition:

9. Our package and shipping:
1). Gunny bag, inside PVC bag and outside gunny bag +pallet
2). Wooden case or pp ton woven bag
3). Others as customer required

10. Accessories:
Kenter shackle, end shackle, swivel forrunner, triplate, swivel shackle, mooring ring, LTM shackle, pear link, buoy shackle etc.

After-sales Service: One Year
Warranty: One Year
Application: Boat, Yacht, Mooring
Standard: Black Painted or Galvanized
Customized: Customized
Surface Treatment: Black Painted or Galvanized


Customized Request


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.


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.


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.


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.


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.


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 Professional CCS BV Lr Nk Kr ABS Rmrs Dnv Gl Irs Black Paited Grade U2 Grade U3 Marine Stud Link Anchor Chain   roller chain boltChina Professional CCS BV Lr Nk Kr ABS Rmrs Dnv Gl Irs Black Paited Grade U2 Grade U3 Marine Stud Link Anchor Chain   roller chain bolt
editor by CX 2023-05-17

drive chains

As one of leading drive chains manufacturers, suppliers and exporters of mechanical products, We offer drive chains and many other products.

Please contact us for details.

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