China factory ASTM80 Standard G30 Metal Steel Drag Metal Link Chain

Product Description

G30 Proof Coil Link Chain US Type Nacm 2571

NOMINAL SIZE MATERIAL DIAMETER (D) WORKING LOAD LIMIT PROOF TEST(MIN) BREAKING FORCE MIN INSIDE LENGTH (A) INSIDE WIDTH (B)
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
26 1 26 1.02 8140 17900 159.1 35800 318.2 71600 90.9 3.58 31.7 1.25

Features: 
1. G30 Proof Coil chain is made from low carbon steel and is a general utility chain for such uses as farm, log chain, tow chain and switch chain.
2. G30 chain has long link (made to NACM specs) and short link (made to ASTM 80 specs). Long Link chain has a longer inside length to save weight and reduce cost. Both long and short link chain have the same strength ratings. Generally short link chains are more flexible than long link chains.

Packaging

Other Popular Chain Types

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 CHINAMFG Alloy Steel Lifting Chain NACM – Twist Link Coil Chain Double Jack Chain
US Type G100 Alloy Steel Lifting Chain NACM – Passing Link Chain SASH 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  
U.K. Type Chain
UK Type Short Link Chain UK Type Medium Link Chain UK Type Long Link Chain
Australian Standard Chain    
Australian Short Link Chain Australian Medium Link Chain Australian Long Link Chain
Australian Grade 70 Link Chain    
Korean Standard Link Chain
Short Link Chain Long Link Chain  

Matching Hooks

Our most popular products include Chains, Anchor Chains, Hooks, Shackles, Turnbuckles, Load Binders, Eye Bolts & Eye Nuts, Wire Rope, Wire Rope Clips, Wire Rope Thimble, Swivels, Snap Hook, Rings and links, Webblings, Pulley&Block, Sockets, Stainless Steel Products, etc.

Our Factory

We started as an anchor chain factory, CHINAMFG 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, in order to meet the growing demands from our clients in various business areas, we established our tradingbrand – Powerful Machinery, and expanded our scope to rigging hardware and fasteners, and also set up CHINAMFG partnership with other factories.    

Now we’re proud to say that CHINAMFG has ranked as the top supplier on marine & rigging hardware in the northern China!


Our Office

HangZhou CHINAMFG Co., Ltd has eastablished for about 11 years, we specializing in producing and exporting rigging hardwares, high grade chains, blocks & pulleys, steel wire rope, stainless steel and so on. Our products are all designed, manufactured and assembled under strict quality control. We have a professional QC team to do inspections. And we can offer favorable prices, good quality and one-stop sourcing service. We are all ready for every customer and to be the CHINAMFG is our mission.

All members of our company will be very honored if you contact us. We are looking CHINAMFG to cooperating with you in the near future!

Exhibitions

Powerful Machinery   FAQ

1.Are you a factory or trading company?
We started as an anchor chain factory about 20 years ago and gradually developed into a big manufacturer in marine supplies.At the same time, to meet the growing demands from our clients in new business areas, we expanded our scope to rigging hardware and fasteners, and other related hardware by setting up CHINAMFG partnership with other factories.Now we’re proud to say that POWERFUL has ranked as a top supplier on chains & rigging hardware in China.

2.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.

3.What products do you supply?
As mentioned above, HangZhou CHINAMFG is capable of supplying:
All kinds of marine supplies, Chains, Rigging hardwares, Fasteners and related hardwares

4.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 & solid supply chain to meet your demands.

5.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.

6.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.

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

8.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.

Our Advantages

1. Quick Response:
Reply your inquiry in 24 working hours.
2. Full English Service:
Experienced staff answer all of your questions in professional and fluent English.
3. OEM & ODM:
Customized size, length and design are available.
4. Creative One-Stop Solutions:
Exclusive and unique solution can be provided to our customer by our well-trained and professional engineers. 

 

We Listen, We Learn & We Love our Costumers!

Best Service, Best Quality & Best Price will be offered!
 

Usage: Transmission Chain, Drag Chain, Conveyor Chain, Dedicated Special Chain, Decoration, Protection, Lifting, Draging, etc.
Material: Carbon Steel
Surface Treatment: HDG, Zinc Plated, Black, Golden Yellow, Self Color
Samples:
US$ 30/Meter
1 Meter(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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Shipping Cost:

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Payment Method:







 

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

pintle

Can drag chains be used in the automotive and transportation sectors?

Yes, drag chains can be used in the automotive and transportation sectors for various applications that involve cable management and protection. In these industries, drag chains play a crucial role in ensuring the reliable and safe operation of cables, wires, and hoses used in vehicles and transportation systems.

In the automotive sector, drag chains are commonly used in modern vehicles, including cars, trucks, buses, and specialty vehicles. They are employed to organize and protect cables and hoses that control various systems such as engine components, sensors, lighting, and braking systems. Drag chains help prevent cables from getting tangled, pinched, or damaged during the vehicle’s movement, ensuring consistent and smooth operation of the electrical and mechanical systems.

In the transportation sector, drag chains are used in a wide range of applications, including trains, trams, subways, and other mass transit systems. They are used to manage and protect cables and hoses that control vital functions such as propulsion systems, doors, HVAC systems, communication systems, and more. Drag chains in these applications must be durable, reliable, and able to withstand the continuous movement and harsh environmental conditions experienced in transportation settings.

Drag chains used in the automotive and transportation sectors are designed to withstand various challenges, including high vibration, temperature fluctuations, exposure to dust and dirt, and continuous flexing during vehicle operation. They are typically made from materials such as plastic, metal, or hybrid materials to offer the necessary strength and flexibility required for the specific application.

Overall, drag chains are essential components in the automotive and transportation sectors, ensuring proper cable management, protecting cables from wear and damage, and contributing to the overall safety, efficiency, and reliability of vehicles and transportation systems.

pintle

Can drag chains be used in railway and transportation applications?

Yes, drag chains can be used in railway and transportation applications, and they serve essential roles in managing cables and hoses in these industries. Here’s how drag chains are beneficial in such applications:

  • Cable Protection: In railway and transportation systems, there are various cables and hoses responsible for communication, control, power supply, and other functions. Drag chains protect these cables from external influences, such as vibrations, impacts, and environmental elements, ensuring their integrity and longevity.
  • Space Optimization: In transportation equipment with limited space, drag chains help organize and route cables in a compact and efficient manner. They prevent cable tangling and ensure a neat and tidy cable layout, maximizing the available space and avoiding interference with other components.
  • Dynamic Movement: Railway and transportation applications often involve dynamic movements, such as the extension and retraction of parts or the articulation of vehicles. Drag chains are flexible and capable of accommodating these movements while keeping the cables securely contained and protected.
  • Reduction of Downtime: By protecting cables and hoses from wear and damage, drag chains contribute to the overall reliability of transportation systems. This reduction in downtime leads to increased operational efficiency and cost savings.
  • Resistance to Environmental Conditions: Drag chains are designed to withstand various environmental conditions, including exposure to temperature variations, moisture, dust, and other contaminants. This resilience ensures continuous cable protection and performance even in challenging railway and transportation environments.
  • Customizable Solutions: Drag chains come in various sizes, configurations, and materials, allowing for customized solutions that cater to specific transportation equipment requirements.
  • Compliance with Industry Standards: Many drag chains used in railway and transportation applications comply with industry standards and regulations, ensuring safe and reliable cable management.

In conclusion, drag chains are a valuable component in railway and transportation applications. They protect cables, optimize space, accommodate dynamic movements, and enhance the overall efficiency and reliability of transportation systems.

pintle

Can drag chains be used in high-temperature or extreme weather conditions?

Yes, drag chains can be designed and manufactured to withstand high-temperature and extreme weather conditions in various industrial applications. The suitability of a drag chain for such environments depends on the materials used in its construction and its design features.

High-Temperature Conditions:

In high-temperature environments, drag chains can be made from materials that offer excellent heat resistance. Common materials used for this purpose include:

Stainless Steel: Stainless steel drag chains are known for their high-temperature resistance and are suitable for applications with temperatures exceeding those suitable for standard materials.

Heat-Resistant Plastics: Special heat-resistant plastics, such as thermoset or thermoplastic materials with additives, can be used to manufacture drag chains that can handle elevated temperatures.

Ceramic Materials: In extremely high-temperature environments, ceramic drag chains can be employed due to their exceptional heat resistance properties.

Extreme Weather Conditions:

For applications in extreme weather conditions, such as cold temperatures, rain, snow, or direct sunlight exposure, drag chains can be designed to withstand these challenges. Here are some considerations:

Cold-Resistant Materials: Drag chains made from cold-resistant materials, such as certain types of plastics or synthetic rubbers, can maintain flexibility and functionality even in sub-zero temperatures.

UV Stabilization: Drag chains used in outdoor applications are often UV-stabilized to prevent damage from prolonged exposure to sunlight.

Sealing and Protection: Enclosed or sealed drag chains provide additional protection against harsh weather elements, preventing dust, dirt, and moisture from entering and affecting the cables or hoses inside.

It’s important to consider the specific temperature and weather conditions of your application and communicate these requirements to the drag chain manufacturer or supplier. They can recommend suitable materials and designs to ensure the drag chain can perform reliably and durably in the intended environment.

China factory ASTM80 Standard G30 Metal Steel Drag Metal Link Chain  China factory ASTM80 Standard G30 Metal Steel Drag Metal Link Chain
editor by CX 2023-10-24