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
Customization:
Available

|

Customized Request

chain

Roller Chain Basics

Before choosing the right roller chain for your machine, it is necessary to learn some basics. Learn about sprockets, tensile strength, pitch, and width. Read this article to learn more. It will help you make an informed decision. Getting the right product is critical, but it’s not always as simple as choosing a brand name. You need to choose a company that supports its products and provides good service.

Roller sprocket

If you are planning to purchase roller sprockets for your application, you should first look at the various types available. Sprockets available for single-strand roller chains are manufactured by Boston Steel – Type B sprockets are drilled to size. They are available in 1/4, 3/8, 1/2, 5/8, 3/4 and 1″ pitch sizes.
The diameter of the sprocket is important when choosing the right sprocket for your application. Using a caliper to measure the diameter of a toothless plate is a good way to determine the exact size of the sprocket. A caliper is the diameter of a plate without teeth. On Type B and C sprockets, the hub diameter measures the thickness of the hub.
Another type of sprocket is the steel split sprocket, which is split in diameter. This type is easy to install and remove, and is held together by bolts in the hub. Typically, split sprockets have chain pitches ranging from 40 to 240 and bores ranging from 3/4″ to 6″. The split sprockets are designed with one pointing towards the ceiling and the other two parallel to the floor.
When shopping for sprockets, it is important to remember that they are designed specifically for a specific chain. All chains are manufactured to specific standards. In the United States, the most common standard is ANSI. The chain pitch is the distance between the center of each pin and the center of the next pin. In the US, the standard is always measured in eight-inch intervals.
In addition to sprocket size, sprocket pitch and the surface area also affect chain life. Unlike belt sprockets, which are made of forged steel, the teeth on roller sprockets are stamped from steel sheet or pressed from powdered metal. The harder the teeth, the longer the chain will last.

Roller chain pitch

The pitch of a roller chain is the distance between the sprocket and the pin. The smaller the thread pitch, the smaller the bushing wear. Generally speaking, the smaller the pitch, the longer the life of the chain. For best performance and longest life, manufacturers recommend a minimum chain pitch of 2% to 3%. Chain pitch is important to ensure proper performance, and the manufacturer recommends that you replace the chain when it reaches 2% to 3% of normal.
To determine the correct chain pitch for a particular chain, first determine the sprocket size and pitch. Pitch is the distance between pin centers, measured in 1/8 inch increments. The pin diameter of the chain is also important. If you’re not sure about the pin diameter of your chain, measure a few links to get a good average reading. Alternatively, use a caliper to measure the inside diameter of the sprocket and count the number of teeth.
When sizing a sprocket, measure the chain between the gears with a caliper and compare it to the measurements on the chain size chart. Make sure you have checked all the specs and checked the correct chain pitch. Then, choose the correct chain pitch for your needs. This is a critical step in choosing the right chain. So get the correct pitch for your roller chain. Correct pitch helps ensure maximum performance and safety.
To identify a specific type of roller chain, measure its tensile strength. This represents the amount of load the chain can withstand before breaking. Another key parameter to consider is fatigue strength. Chains with high fatigue strength are more resistant to rust and wear than chains with low fatigue strength. The numbers on the right in the standard numbering represent normal or light duty chains, while the numbers on the left represent the pitch of heavy-duty chains.
Double pitch roller chains are a variant of single pitch chains. They are manufactured according to ISO 606 and meet the same standards as single pitch chains. They are mainly used in applications with lower requirements for speed and power transmission. The plates of double pitch roller chains are also longer than single pitch chains. The double pitch drive series is also used for elevator and long conveyor drives. There are three main types of roller chains: single-pitch chains, double-pitch carriers, and oversized rollers.

Roller chain width

When buying a roller chain, one of the first decisions you must make is its width. To make this determination, you need to measure the overall width of the chain, the diameter, and the width of each roller. You must also know the height and thickness of the board. After taking these measurements, you can start shopping for the perfect roller chain. But before you buy a new chain, it’s important to know what to expect from the chain itself.
There are many different types of roller chains. These chains are available for ANSI and metric measurements. They come in single-stranded and double-stranded variants. They are usually used for power transmission. Other types include agricultural, automotive, conveyor, multi-strand, and four-strand chains. These charts also include a chart so you can easily see the exact size you need. Listed below are some of the benefits of buying a roller chain.
Roller diameter and pin diameter are important factors in choosing the correct chain width. The width of the chain is the nearest binary fraction of 5/8 of an inch. It should be at least half the thickness of the sprocket, and the plate thickness is one-eighth the width of the chain. Overweight chains are indicated with the suffix H. The pitch and width of the chain are determined by the working load and machine speed.
The outer links of the roller chain are called pin links. These pins are inserted into the bushings of the adjacent roller links. They are held in place by cotter pins. Pin links are usually pressed into the pins of heavy-duty chains. These pins are used to hold the rollers in place. However, these pin chains can reduce the power rating of roller chains by up to 20%.
The ANSI 29.1 Steel Chain Specification specifies a minimum pitch in inches and ultimate strength of 12,500 x pitch in inches. At the same time, the O-ring chain greatly reduces wear due to its lubricating effect. O-ring and X-ring chains contain a lubricant injected by vacuum when riveting the chain together. Transmission chains are tested and governed by standards bodies such as ANSI. In 2011, the American Society of Mechanical Engineers developed a standard for precision power transmission chains.
chain

Roller chain tensile strength

One of the most important indicators of roller chain strength is tensile strength. This measurement refers to the amount of load the chain can withstand before breaking. Another measure, called fatigue strength, refers to the maximum load a chain can withstand before it breaks. The strength of a roller chain depends on its size, the quality of the steel used in its construction, and the heat treatment. There are also differences in the types of shot peening used to treat steel, pitch holes, and link plates.
When choosing a roller chain, the workload is critical. This is the maximum load the chain can withstand before fatigue failure occurs. This measurement is critical because it helps determine the type of load applied to the chain. When deciding which roller chain to buy, be sure to consider the mechanical type and desired strength. Then, make sure it meets strength and load-carrying capacity requirements.
The ultimate tensile strength of a roller chain is based on the manufacturer’s recommended maximum tensile strength. However, the actual tensile strength may be higher or lower than this value. The working load limit of a roller chain can also be calculated by multiplying the chain diameter by the grade. The working load limit of a chain is the highest tension it can withstand before breaking. This value is usually expressed in points.
The maximum tensile strength of roller chains varies by chain type. The single-strand heavy chain has thick side plates for higher shock loads. Single strand heavy-duty roller chains, also known as “bushing” roller chains, are also available. Double-stranded heavy chains are structurally similar, but they have two layers of steel connected by pins that are nearly twice as strong as standard roller chains.
The tensile strength of a single-strand roller chain is approximately 500 tons. In comparison, a single-chain blockchain has a tensile strength of 900. The tensile strength of the two is similar, and it is not recommended to choose one or the other. Although steel and titanium chains are considered the strongest materials for roller chains, these materials are not magnetic.

China Best Sales CCS BV Lr Nk Kr ABS Rmrs Dnv Gl Irs Black Paited Grade U2 Grade U3 Marine Stud Link Anchor Chain   double pitch roller chainChina Best Sales CCS BV Lr Nk Kr ABS Rmrs Dnv Gl Irs Black Paited Grade U2 Grade U3 Marine Stud Link Anchor Chain   double pitch roller chain
editor by CX 2023-05-22