China Standard 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 CZPT 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, 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, 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 CZPT partnership with other factories.    

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


Our Office

HangZhou CZPT 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 CZPT is our mission.

All members of our company will be very honored if you contact us. We are looking CZPT 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 CZPT 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 CZPT 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!
 

Shipping Cost:

Estimated freight per unit.



To be negotiated
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

pintle

How do drag chains contribute to cable longevity and reduced downtime?

Drag chains play a significant role in enhancing cable longevity and reducing downtime in various industrial applications. Here’s how they contribute to these benefits:

  • Cable Protection: Drag chains encase and protect cables and hoses, shielding them from external elements such as debris, dust, and liquids. This protection prevents the cables from getting damaged or worn out prematurely, ensuring their longevity.
  • Preventing Tangling and Twisting: By guiding cables in a specific path, drag chains eliminate the risk of tangling and twisting during motion. Twisted or tangled cables can lead to damage and signal interference, which may result in downtime for troubleshooting and repairs.
  • Reducing Friction: Drag chains provide a smooth pathway for cables to move within, reducing friction and abrasion that can occur when cables rub against each other or other components. Reduced friction extends the lifespan of cables and minimizes the need for frequent replacements.
  • Eliminating Cable Stress: When cables are left loose or unorganized, they can be subjected to unnecessary stress during motion, which can lead to fatigue and eventual failure. Drag chains keep the cables securely in place, preventing stress-related damage.
  • Preventing Cable Pinching: In some applications, cables can get pinched or crushed between moving parts. Drag chains create a dedicated channel for cables, preventing them from being pinched and preserving their integrity.
  • Efficient Cable Management: Drag chains neatly organize and manage cables, reducing the chances of accidental damage or snagging during operation or maintenance activities. This efficient cable management contributes to reduced downtime and faster troubleshooting.
  • Enhancing Cable Inspection: With cables enclosed in drag chains, it becomes easier to inspect and maintain them regularly. Regular inspections allow for early detection of potential issues, preventing unexpected downtime due to cable failures.

Overall, drag chains offer a comprehensive cable protection and management solution, which leads to extended cable longevity and minimized downtime in industrial settings.

pintle

What are the benefits of using a plastic drag chain in certain environments?

Plastic drag chains offer several advantages in specific environments and applications due to their unique characteristics. Here are the key benefits:

Lightweight:

Plastic drag chains are lightweight compared to metal alternatives. This makes them ideal for applications where weight is a concern, such as in robotics and automation systems. The reduced weight helps in improving the overall performance and efficiency of the equipment.

Corrosion Resistance:

Plastics are naturally resistant to corrosion, making plastic drag chains suitable for environments where exposure to moisture, chemicals, or corrosive substances is a concern. They can withstand harsh conditions without deteriorating over time.

Low Friction:

Plastic drag chains have a low coefficient of friction, which reduces the wear and tear on cables and hoses as they move within the chain. The smooth surface of plastic helps in maintaining the integrity of the cables and ensures their long life.

Quiet Operation:

Compared to metal drag chains, plastic drag chains produce less noise during operation. This is especially beneficial in environments where noise reduction is essential, such as in laboratories, cleanrooms, and other noise-sensitive areas.

Chemical Resistance:

Plastic drag chains can withstand exposure to a wide range of chemicals and solvents without degradation. This makes them suitable for industries that handle aggressive chemicals or where chemical spills are possible.

Cost-Effective:

Plastic drag chains are often more affordable than their metal counterparts. For budget-conscious applications or projects with specific cost constraints, plastic drag chains provide a cost-effective cable management solution without compromising on performance.

Easy Installation and Maintenance:

Plastic drag chains are easy to install and require minimal maintenance. They do not require lubrication, and their self-lubricating properties contribute to smooth movement and long service life.

Electrical Insulation:

As plastics are electrical insulators, plastic drag chains provide an added layer of protection for electrical cables and wires. They help in preventing electrical interference and ensure the safety of the equipment and operators.

It’s important to note that while plastic drag chains offer numerous benefits, their selection should be based on the specific requirements of the application and the environmental conditions they will be exposed to. In certain environments, such as those with extremely high temperatures or heavy loads, metal drag chains may still be the preferred choice due to their higher temperature and load capacities.

pintle

How do drag chains perform in continuous motion and high-speed applications?

Drag chains are designed to perform exceptionally well in continuous motion and high-speed applications. They are engineered to withstand the dynamic and repetitive movement of cables and hoses while maintaining their structural integrity and providing reliable cable management.

Performance characteristics of drag chains in continuous motion and high-speed applications:

1. Smooth Cable Movement: Drag chains facilitate smooth movement of cables and hoses during continuous motion and high-speed operations. The design of the chain allows for low-friction movement, reducing the wear on cables and ensuring they glide easily within the chain.

2. Reduced Cable Stress: In high-speed applications, cables can experience significant stress and strain due to constant movement. Drag chains help to minimize cable stress by providing a guided pathway, preventing excessive bending or twisting of the cables.

3. High Acceleration and Deceleration: Drag chains are capable of handling rapid acceleration and deceleration common in high-speed applications. They secure the cables and prevent them from becoming tangled or snagged during quick changes in motion.

4. Wear and Abrasion Resistance: The materials used in drag chains are often wear-resistant and durable, ensuring longevity even in continuous motion scenarios. This resistance to wear and abrasion protects the cables from damage and extends their lifespan.

5. Self-Supporting Design: Drag chains have a self-supporting structure, meaning they can support the weight of cables and hoses without the need for additional support mechanisms. This feature is particularly beneficial in applications with continuous motion and high speeds.

6. Noise and Vibration Dampening: Some drag chains are designed with features that dampen noise and vibration generated during continuous motion. This contributes to a quieter and smoother operation of the machinery or equipment.

7. Temperature Resistance: Drag chains can be manufactured with materials that offer high-temperature resistance, making them suitable for applications where heat is generated during high-speed operations.

8. Low Maintenance: The reliable design of drag chains in continuous motion and high-speed applications minimizes the need for frequent maintenance. They are built to withstand the demands of such environments, reducing downtime and maintenance costs.

In summary, drag chains are engineered to excel in continuous motion and high-speed applications. They ensure the smooth and safe movement of cables and hoses, providing reliable cable management and protection. Their durable construction and resistance to wear make them well-suited for demanding industrial scenarios with rapid and continuous motion.

China Standard ASTM80 Standard G30 Metal Steel Drag Metal Link Chain  China Standard ASTM80 Standard G30 Metal Steel Drag Metal Link Chain
editor by CX 2023-08-21