China Standard Galvanized G70 Transport Truck Tow Chain with Double J Hooks

Product Description

Product Detail

 

Links to Other Chains & Products

 

U.K. Type Chain
UK Type Short Link Chain UK Type Medium Link Chain UK Type Long Link Chain

 

U.S. Standard Chain
US Type G30 Proof Coil Chain NACM – Straight Link Machine Chain Single Loop Chain
US Type G43 High Test Chain NACM – Twist Link Machine Chain Double Loop Chain
US Type G70 Transport Chain NACM – Straight Link Coil Chain Single Jack Chain
US Type CZPT Alloy Steel Lifting Chain NACM – Twist Link Coil Chain Double Jack Chain
US Type G100 Alloy Steel Lifting Chain NACM – Passing Link Chain  

 

DIN Standard Chain
DIN 763 Link Chain DIN 766 Link Chain DIN 5686 Double Loop Chain
DIN 764 Link Chain DIN 5685 Short/Long Link Chain  

 

Korean Standard Link Chain
Short Link Chain Long Link Chain  

 

Specification

U.K. TYPE SHORT Link Chain

Short Link Specification Test Load (KG) Breaking Load (KG) NETWT PER 200 FT
D (IN) D (MM) B.F. H.D.G.
1/8 3.20 200 400 11.40 11.74
5/32 4.00 300 600 18.60 19.00
3/16 4.70 400 800 26.20 27.00
7/32 5.50 550 1100 36.80 38.00
1/4 6.35 750 1500 50.00 51.50
5/16 7.94 1200 2400 80.00 82.40
3/8 9.50 1700 3400 122.00 125.70
7/16 11.11 2300 4600 164.00 169.00
1/2 12.70 3000 6000 210.00 216.00
5/8 15.80 4700 9400 334.00 344.00
3/4 19.00 6800 13600 485.00 499.00
7/8 22.20 9250 18500 656.00 675.00
1 25.40 12150 24300 870.00 896.00

U.K. TYPE Medium Link Chain

Short Link Specification Test Load (KG) Breaking Load (KG) NETWT PER 200 FT
D (IN) D (MM) B.F. H.D.G.
1/8 3.20 200 400 10.40 11.00
5/32 4.00 300 600 17.40 18.00
3/16 4.70 400 800 24.40 25.00
7/32 5.50 550 1100 34.00 35.00
1/4 6.35 750 1500 48.80 50.00
5/16 7.94 1200 2400 76.00 78.00
3/8 9.50 1700 3400 111.00 114.00
7/16 11.11 2300 4600 154.00 158.00
1/2 12.70 3000 6000 194.00 200.00
5/8 15.80 4700 9400 303.00 312.00
3/4 19.00 6800 13600 432.00 445.00
7/8 22.20 9250 18500 586.00 603.00
1 25.40 12150 24300 770.00 792.00

U.K. TYPE Long Link Chain

Short Link Specification Test Load (KG) Breaking Load (KG) NETWT PER 200 FT
D (IN) D (MM) B.F. H.D.G.
1/8 3.20 200 400 10.40 10.70
5/32 4.00 300 600 16.60 17.50
3/16 4.70 400 800 22.40 23.30
7/32 5.50 550 1100 32.00 33.00
1/4 6.35 750 1500 43.50 44.80
5/16 7.94 1200 2400 68.00 70.00
3/8 9.50 1700 3400 96.00 99.00
7/16 11.11 2300 4600 126.00 129.00
1/2 12.70 3000 6000 167.00 172.00
5/8 15.80 4700 9400 256.00 264.00
3/4 19.00 6800 13600 381.00 392.00
7/8 22.20 9250 18500 527.00 543.00
1 25.40 12150 24300 696.00 716.00

Proof Coil Chain U.S. Type NACM2571 (G30)

Nominal Size Working Load Limit Proof Test (Min) Breaking Force (Min)
D (IN) D (MM) LBS KG LBS KN LBS KN
1/8 3.20 400 180 800 3.6 1600 7.2
3/16 4.70 800 365 1600 7.2 3200 14.4
1/4 6.35 1300 580 2600 11.6 5200 23.2
5/16 7.94 1900 860 3800 16.9 7600 33.8
3/8 9.50 2650 1200 5300 23.5 10600 47.2
7/16 11.11 3700 1680 7400 32.9 14800 65.8
1/2 12.70 4500 2030 9000 40.0 168000 80.0
5/8 15.80 6900 3130 13800 61.3 27600 122.6
3/4 19.00 10600 4800 21200 94.3 42400 188.6
7/8 22.20 12800 5810 25600 114.1 51200 228.2
1 25.40 17900 8140 35800 159.1 71600 318.2

High Test Chain U.S. Type NACM2571 (G43)

Nominal Size Working Load Limit Proof Test (Min) Breaking Force (Min)
D (IN) D (MM) LBS KG LBS KN LBS KN
1/4 6.35 2600 1180 3900 17.3 7800 34.6
5/16 7.94 3900 1770 5850 26.0 11700 52.0
3/8 9.50 5400 2450 8100 36.0 16200 72.0
7/16 11.11 7200 3270 10800 48.0 21600 96.0
1/2 12.70 9200 4170 13800 61.3 27600 122.6
5/8 15.80 13000 5910 19500 86.5 39000 173.0
3/4 19.00 25710 9180 30300 134.7 60600 269.4
7/8 22.20 24500 11140 36750 163.3 73500 228.2

Transport Chain U.S. Type NACM2571 (G70)

Nominal Size Working Load Limit Proof Test (Min) Breaking Force (Min)
D (IN) D (MM) LBS KG LBS KN LBS KN
1/4 6.35 3150 1430 6300 28.0 12600 56.0
5/16 7.94 4700 2130 9400 41.8 18800 83.6
3/8 9.50 6600 2990 13200 58.7 26400 117.4
7/16 11.11 8750 3970 17500 77.8 35000 155.4
1/2 12.70 11300 5130 22600 100.4 45200 200.8
5/8 15.80 15800 7170 31600 140.4 63200 280.8
3/4 19.00 24700 11200 49400 219.6 98800 439.2

Lifting Chain U.S. Type NACM2571 (G80)

Nominal Size Working Load Limit Proof Test (Min) Breaking Force (Min)
D (IN) D (MM) LBS KG LBS KN LBS KN
1/4 6.35 3150 1430 6300 28.0 12600 56.0
5/16 7.94 4700 2130 9400 41.8 18800 83.6
3/8 9.50 6600 2990 13200 58.7 26400 117.4
7/16 11.11 8750 3970 17500 77.8 35000 155.4
1/2 12.70 11300 5130 22600 100.4 45200 200.8
5/8 15.80 15800 7170 31600 140.4 63200 280.8
3/4 19.00 24700 11200 49400 219.6 98800 439.2

DIN 763 Link Chain 

 Size Working Load Test Load Breaking Load Weight Per M
MM KG N N KG
3 55 1050 3200 0.15
4 100 2000 6000 0.27
5 160 3150 10000 0.43
6 224 4500 14000 0.63
7 300 6000 18000 0.86
8 400 8000 25000 1.1
9 530 10500 32000 1.41
10 630 12500 40000 1.75
11 790 15800 47500 2.11
12 940 18800 56500 2.55
13 1000 21200 63000 2.95
16 1600 33000 100000 4.45
18 2120 42300 127000 5.65
19 2370 47300 142000 6.25
20 2500 50000 160000 7.0
22 3170 63300 190000 8.55
25 4090 81700 245000 10.90
28 6000 120000 300000 13.9
32 8000 160000 400000 18.2

DIN 764 Link Chain 

 Size Weight Per 100M Test Load Breaking Load Length Per 11 Links
MM KG KG KN KG
4 31.5 400 7 0.15
5 51.4 680 11.8 0.27
6 74.0 850 16.5 0.43
8 131.5 1680 32 0.63
10 200 2630 50 0.86
13 350 4200 80 1.1
16 520 6700 125 1.41
18 650 8400 160 1.75
20 820 10000 200 2.11
23 1100 13000 250 2.55
26 1400 16000 320 2.95

Australian Short Link Chain 

 Size W.L.L. Length Per 100KG
MM MT B.F. (M) H.D.G. (M)
6 0.32 114 108
8 0.53 70.5 67.0
10 0.83 45.2 42.9
12 1.50 29.5 28.0
16 2.31 17.6 16.7

Australian Medium Link Chain 

 Size W.L.L. Length Per 100KG
MM MT B.F. (M) H.D.G. (M)
3 0.06 511 498
4 0.11 320 305
5 0.19 203 193
6 0.32 129 120
8 0.53 77.8 74.1
10 0.83 48.5 47.1
12 1.35 34 33.3
13 1.50 29.7 27.7
16 2.31 20.2 18.2
20 3.67 12.3 11.6
24 5.31 8.5 8.04

Australian G70 Chain 

 Size Weight Per M Length Per 500KG Breaking Strength
MM KG M KN
6 0.88 568 44.1
7 1.12 446 55.9
7.3 1.16 430 58.9
8 1.43 350 73.6
10 2.23 224 118.0
13 3.75 133 176.0

Korean Standard Link Chain 

Nominal Size Length Per PC Weight Per PC
Short Link
MM M KG
3 30 4.5
4 30 9.00
5 30 12.74
6 30 13.86
7 15 14.14
8 15 17.23
15 22.13
12 15 45.00 
15 15  75.45 
16 15  76.41 
19 10  78.28 
Long Link
4 30 7.26
4.5 30 9.46
5 30 11.31
6 30 18.00
7 15 21.19
12 15 42.00
15 15 61.44
19 10 71.00

Factory/Pakage/Products picture

HangZhou Well Done Imp.&Exp. Co., Ltd —Chinese Manufacturer, Supplier, Factory.
An ISO 9001 certified firm, Lloyd’s register, specializes in the field of lifting and hoisting equipment, webbing and round sling, ratchet tie down, lashing equipment and cargo control series, chain and chain sling, wire rope and wire rope sling, material handling, rigging hardware,etc.

Certifications

Customer praise and trade documents

FAQ:
1.Can I be your agent?
Yes, welcome to deep cooperation. We have big promotion of WELLDONE brand in the market now. For the details please contact with our overseas manager. 

 2.Is OEM available?
Yes, OEM is available. We have professional designer to help your brand promotion. 

3.Is the sample available?
Yes, samples are available for you to test the quality.

4.Are the products tested before shipping?
Yes, all of our products was qualified before shipping. 

5.What’s your quality guarantee?
We have different kinds of products which can meet different quality standard.
WELLDONE QC department will test products before shipping. We have 100% quality guarantee to customers. 
We will be responsible for any quality problem. 

6.What’s benefit will you bring?
Your client satisfied on the quality.
Your client continued orders.
You can get good reputation from your market and obtain more orders.

 

Usage: Lifting & Lashing Chain
Material: Alloy
Surface Treatment: Black Painted, Hot DIP Galvanized
Feature: Heat Resistant
Chain Size: 6-42mm
Structure: Welded Chain
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

double chain

How do double chains perform in dusty or dirty environments?

Double chains can perform well in dusty or dirty environments, but the level of performance depends on various factors, including chain design, material, and proper maintenance. Here’s how double chains typically handle such conditions:

1. Chain Material: Double chains made from high-quality materials, such as stainless steel or corrosion-resistant coatings, are more suitable for dusty or dirty environments. These materials offer enhanced resistance to wear, corrosion, and contamination.

2. Sealed Joints: Some double chains have sealed joints or special design features that help prevent the ingress of dust and dirt. Seals or covers over the chain joints reduce the chances of abrasive particles entering the chain’s internal components.

3. Lubrication: Proper lubrication is essential in dusty or dirty environments. Lubricants help reduce friction and wear between chain components, providing protection against abrasive particles. However, excessive lubrication can also attract more dust and dirt, so finding the right balance is crucial.

4. Regular Maintenance: In dusty or dirty environments, regular chain maintenance is essential. Periodic cleaning, inspection, and lubrication are necessary to remove any accumulated contaminants and ensure smooth chain operation.

5. Chain Tension: Maintaining the proper chain tension is vital to prevent sagging or excessive slack, which can lead to increased contact with contaminants or potential jamming.

6. Environmental Protection: In some cases, it might be necessary to enclose the chain or use protective covers to shield it from direct exposure to dust and dirt. These measures can help prolong the chain’s life and improve performance.

7. Consider the Application: For extremely dusty or dirty environments, it’s essential to choose the most suitable chain based on the specific application requirements. Some applications may require chains with extra sealing or special coatings.

Overall, double chains can perform effectively in dusty or dirty environments when properly selected, installed, and maintained. Regular cleaning, lubrication, and appropriate protection measures are essential for maximizing the chain’s performance and longevity in such conditions.

double chain

How do double chains compare to other types of chains in terms of efficiency?

Double chains offer excellent efficiency in power transmission systems compared to other types of chains. Here are some key points to consider:

  • Low Friction: Double chains are designed with precision components and high-quality materials, resulting in reduced friction during operation. This low friction helps to minimize energy losses and maximize the efficiency of power transmission.
  • Smooth Operation: The precise manufacturing and assembly of double chains contribute to their smooth and consistent operation. This smoothness reduces vibrations and unnecessary movement, resulting in improved efficiency.
  • Minimal Stretching: Double chains have excellent tensile strength and resistance to elongation, which means they experience minimal stretching under heavy loads. This characteristic helps maintain the desired pitch distance between chain links, ensuring efficient power transmission without loss of tension or accuracy.
  • Accurate Sprocket Engagement: Double chains have precise link-to-link engagement with the sprockets, allowing for accurate and efficient power transfer. This ensures minimal slippage and optimal power transmission efficiency.
  • Reduced Wear and Tear: Double chains are designed to resist wear and provide long-lasting performance. With proper lubrication and maintenance, they can operate efficiently over extended periods, reducing the need for frequent replacements.
  • Wide Range of Speeds: Double chains can accommodate a wide range of speeds, making them suitable for both low-speed and high-speed applications. Their efficient design allows for smooth operation and power transfer at different rotational speeds.

Compared to other types of chains, such as standard roller chains or specialty chains, double chains offer enhanced efficiency due to their low friction, precise manufacturing, and resistance to stretching. These characteristics make double chains an excellent choice for applications that require high efficiency and reliable power transmission.

double chain

How does a double chain differ from a standard roller chain?

A double chain differs from a standard roller chain in terms of its design and functionality. Here are the key differences:

  • Link Configuration: The double chain has elongated links with double the pitch length compared to a standard roller chain. This design allows for larger clearances between the chain plates, accommodating attachments or accessories.
  • Attachment Points: Double chains typically have attachment points on the elongated links, allowing for the installation of additional components or accessories such as flights, buckets, or specialized attachments. These attachment points provide versatility and customization options.
  • Conveying and Handling Capability: Due to its elongated link design and attachment capability, a double chain is well-suited for conveying and handling applications. It provides the ability to carry and manipulate items along the chain’s length, making it suitable for applications in industries such as manufacturing, material handling, and agriculture.
  • Load Capacity: Double chains are designed to handle heavier loads compared to standard roller chains. The elongated links and attachment points contribute to increased strength and load-carrying capacity.
  • Application Specificity: Double chains are often used in applications where additional components need to be attached to the chain, such as in bucket elevators, conveyor systems, or material handling equipment. The versatility and customization options offered by double chains make them suitable for a wide range of industries and applications.

It’s important to consider the specific requirements of your application when choosing between a standard roller chain and a double chain. Assess factors such as load capacity, attachment needs, conveying requirements, and environmental conditions to determine the most suitable chain for your application.

China Standard Galvanized G70 Transport Truck Tow Chain with Double J Hooks  China Standard Galvanized G70 Transport Truck Tow Chain with Double J Hooks
editor by CX 2023-09-11