Weldless Chains
DOUBLE LOOP CHAIN US TYPE NACM STANDARD
A weldless double loop chain meeting the US type NACM standard, made from low carbon steel with options for zinc plated, hot dip galvanized, or polycoated finishes. Designed for non-lifting applications such as swing sets, animal chains, and light fixtures, with a self-color finish available. Sizes range from 5 to 6/0 trade size, with dimensions and weight per 100 feet provided in the table.
- Material
- Carbon Steel Surface: Zinc Plated, Galvanized
- Type
- US type NACM Standard
- Packing
- Gunny bags, plastic rollers, plastic buckets or iron buckets, cartons or according to customer requirements
- Catalogue Family
- Weldless Chains
- Certificates
- EN 10204 3.1 material test certificate on request
CAD files are supplied on request via WhatsApp or email rather than published for open download.
Key Benefits
What Double Loop Chain US Type NACM Standard Gives You
- Weldless construction ensures consistent strength and avoids weak points from welding
- Meets NACM standards for general purpose utility chains with documented dimensional and material compliance
- Available in zinc plated, hot dip galvanized, or polycoated finishes for corrosion resistance in outdoor or humid environments
- Self-color finish option for applications where coating is not required
- Lightweight and flexible for use in swing sets, playground equipment, and hanging fixtures
- No overhead lifting capability ensures compliance with safety limits and prevents misuse
- Standardized trade sizes allow for easy specification and replacement across projects
Application Scenarios
Where Double Loop Chain US Type NACM Standard Is Used
- Hanging porch swings and outdoor seating in residential or commercial spaces
- Securing animal enclosures and livestock chains in farms and stables
- Mounting gym equipment and exercise stations in fitness centers
- Supporting playground structures and safety railings in public parks
- Installing light fixtures and ceiling fans in industrial or commercial buildings
- Connecting components in light-duty manufacturing or assembly line fixtures
- Hammock installation in outdoor recreational areas where corrosion resistance is needed
Who It Is For
Buyers This Product Is Built For
- Playground equipment manufacturers specifying durable, compliant chains
- Farm and livestock suppliers sourcing animal restraint chains
- Residential and commercial builders installing outdoor fixtures
- Fitness center operators specifying chain components for gym equipment
- Landscape and outdoor design firms integrating hanging features
- Industrial equipment integrators using chains for non-lifting structural connections
- Retail suppliers of outdoor and home improvement hardware
Problems It Solves
Problems This Product Removes
- Avoiding weak points from welded joints in chains used under dynamic load
- Ensuring compliance with NACM standards for utility chains in public or commercial installations
- Reducing corrosion in outdoor applications through available zinc plating and galvanizing
- Preventing misuse in overhead lifting scenarios by clearly stating non-lifting use
- Providing a consistent, standardized chain size for easy procurement and replacement
- Eliminating the need to source different chain types for different non-lifting applications
- Offering multiple surface finishes to match environmental exposure without changing material
Technical Features
Technical Features
- Weldless construction using low carbon steel for uniform strength
- Complies with NACM US type standard for general purpose utility chains
- Double loop design with consistent inner diameter and outer width across sizes
- Available in zinc plated, hot dip galvanized, or polycoated finishes
- Self-color finish for uncoated applications
- Trade size system allows for easy identification and specification
- Weight and dimensions provided per 100 feet for accurate material planning
- Not rated for overhead lifting — marked with warning to prevent misuse
Specifications
Double Loop Chain US Type NACM Standard Specifications
Values published in the Kailipu catalogue for this item. Anything not listed is available on request.
| Material | Low carbon steel |
|---|---|
| Finish Options | Self-color, zinc plated, hot dip galvanized, polycoated |
| Standard | NACM US type |
| Application | Swing sets, animal chains, hammocks, light fixtures |
| Capacity | Not for overhead lifting |
| Trade Size Range | 5 to 6/0 |
| Inner Diameter | 1.6 mm to 4.9 mm |
| Outer Width | 7 mm to 21 mm |
| Weight per 100′ | 1.8 kg to 73.78 kg |
| Certification | Complies with NACM standards |
Full size table on request. The catalogue publishes a full dimension and capacity table for this item. Ask on WhatsApp or by email and we will send it as a PDF.
Materials
Materials And Finishes
- Low carbon steel for consistent weldless construction and strength
- Zinc plated finish for moderate corrosion resistance in indoor and sheltered outdoor use
- Hot dip galvanized finish for enhanced outdoor durability
- Polycoated finish for abrasion resistance and visual appeal
- Self-color finish for applications where coating is not required
Manufacturing Process
How This Product Is Made
1Raw low carbon steel stock cut to length for double loop formation
2Double loop formed without welding using mechanical shaping
3Surface treatment applied — zinc plating, galvanizing, or polycoating — based on order
4Inspection for dimensional consistency and finish uniformity
5Packaging per customer requirements — gunny bags, plastic rollers, buckets, cartons
6Final marking with trade size and finish type
Quality Control
Quality Control On Every Batch
- Dimensional tolerance check against published size table
- Visual inspection for surface defects and finish uniformity
- Material verification through test certificates on request
- Non-lifting use clearly marked to prevent misuse
- Batch testing for consistency in weight and dimensions
Customisation
Customisation Options
- Custom surface finish: zinc plated, hot dip galvanized, polycoated, or self-color
- Custom packaging: gunny bags, plastic rollers, plastic buckets, iron buckets, cartons
- Custom order quantities and packing configurations to match buyer’s warehouse or retail needs
- Private label marking available on request
Compare
How It Compares With The Alternatives
An honest read on where this pattern wins and where another one would serve you better.
| Alternative | Honest Trade Off |
|---|---|
| Welded chain | Weldless construction avoids heat-affected zones and potential weak points, improving reliability in dynamic applications |
| Galvanized chain with welds | This chain has no welds, so it avoids the risk of weld failure and provides more consistent corrosion resistance |
| Overhead lifting chain | Designed for non-lifting use only; not rated for overhead lifting, preventing dangerous misuse |
| Plastic-coated chain | Metal core with durable coating offers better strength and abrasion resistance than fully plastic chains |
Use Guide
How To Use And Inspect Double Loop Chain US Type NACM Standard
- Do not use for overhead lifting — the chain is not rated for lifting applications
- Verify the trade size and finish match the application environment
- Inspect for surface damage or coating wear before installation
- Use only in static or low dynamic load scenarios such as hanging fixtures or animal restraints
- Avoid exposure to high abrasion or impact where coating may degrade
- Store in dry conditions to maintain finish integrity
- Replace if the chain shows deformation, coating failure, or signs of corrosion
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Answers
Double Loop Chain US Type NACM Standard FAQ
Is this chain rated for overhead lifting?
No. This chain is not rated for overhead lifting and must not be used in lifting applications. It is designed for non-lifting uses such as swing sets and animal chains.
What finishes are available?
Available finishes include self-color, zinc plated, hot dip galvanized, and polycoated. Choose based on environmental exposure and application needs.
Can I get custom packaging?
Yes. Packaging can be supplied in gunny bags, plastic rollers, plastic buckets, iron buckets, or cartons, as per your requirements.
What is the trade size range?
The trade size ranges from 5 to 6/0, with corresponding inner diameter, outer width, and weight per 100 feet provided in the product table.
Are material test certificates available?
Material Test Certificates are available on request. The chain complies with NACM standards and is made from low carbon steel.
Can you mark my brand or custom size?
Yes. Custom tonnage marking, private label, and OEM packaging are available. Contact us for configuration details.
How is the chain packed for export?
Packing options include gunny bags, plastic rollers, plastic buckets, iron buckets, or cartons. We can configure the packing to suit your warehouse or retail needs.
Need A Quote On Double Loop Chain US Type NACM Standard
Send the sizes, the finish and the quantity on WhatsApp or by email. You get a priced reply within 24 hours and a straight answer on stock.
We reply within 24 hours on WhatsApp or by email. Send a drawing, a photo or a bill of materials and we will quote it as it stands.