China Chain Sling Manufacturers Suppliers Factory - Custom Chain Sling Wholesale

Chain Sling Solutions for Industrial Load Handling

RUBY supplies chain sling assemblies for industrial lifting, machinery handling and steel fabrication. Available configurations include single-leg and multi-leg chain slings, assembled with compatible chain, master links and end fittings to meet specified lifting requirements.

4 Leg Chain Sling
The 4 Leg Chain Sling is a Grade 80 alloy steel lifting assembly designed for loads with multiple lifting points. It connects four chain legs to a central master link, with end fittings selected to suit the load and lifting arrangement.
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Key Technical Specifications

Parameter	Available Range
Sling Configuration	Single-leg, 2-leg, 3-leg and 4-leg
Chain Grade	Grade 80 / Grade 100
Chain Diameter	List available diameters
Working Load Limit (WLL)	Specify by chain diameter and sling configuration
Sling Length	Standard and made-to-order lengths
End Fittings	Hooks, master links and compatible connectors
Applicable Standards	List standards applicable to supplied assemblies

Chain Sling Types Comparison

Chain Sling Type	Typical Configuration	Main Consideration
Single-Leg Chain Sling	One chain leg	Single-point sling connection
2-Leg Chain Sling	Two chain legs	Two-point lifting arrangement
3-Leg Chain Sling	Three chain legs	Three-point lifting arrangement
4-Leg Chain Sling	Four chain legs	Four-point lifting arrangement

Chain Sling Selection Guide

Working Load Limit (WLL):

Specify the load weight and required lifting configuration. The complete sling assembly must have a rated WLL suitable for the intended lifting conditions.

Number of Legs:

Choose single-leg, 2-leg, 3-leg or 4-leg assemblies according to the available lifting points and load geometry.

Chain Grade and Diameter:

Select Grade 80 or Grade 100 chain in a suitable diameter based on the required WLL and applicable assembly standard.

Sling Length and Lifting Angle:

Specify the required overall length, attachment-point spacing and intended lifting angle. For multi-leg slings, the angle affects the load carried by each leg and the assembly's rated capacity.

End Fittings:

Specify the required hook type and upper connection, such as a master link. Fittings must be compatible with the chain size, connection geometry and rated capacity.

Operating Conditions:

Identify exposure to elevated temperatures, corrosive environments or chemicals so component suitability and any applicable WLL reductions can be assessed.

Chain Sling Compatibility

Component Matching:

Chain grade, diameter, connecting links, hooks and master links must be compatible in dimensions and rated capacity.

Hook Options:

Available fittings may include eye hooks, clevis hooks and self-locking hooks, subject to the actual product range.

Length and Configuration:

Specify chain length, number of legs and fitting combinations according to project requirements.

Complete Assembly WLL:

Confirm the rated capacity of the complete sling based on its components, configuration, lifting angle and applicable standards.

Applications

Machinery Installation:

Lifting and positioning machine tools, motors, pumps and production equipment.

Steel Fabrication:

Handling fabricated frames, structural steel sections and welded assemblies.

Plant Maintenance:

Removing or installing heavy components during equipment maintenance and replacement.

Warehouse and Workshop Handling:

Moving suitable industrial loads between production, storage and assembly areas.

Customized Chain Sling Assemblies

Sling Configuration:

Single-leg, 2-leg, 3-leg and 4-leg assemblies tailored to the required lifting arrangement.

Chain Length and Diameter:

Specified according to project requirements and rated load.

End Fittings:

Hook, master link and connector combinations selected to match the assembly design.

Project Orders:

Custom assembly specifications available for OEM, replacement and industrial lifting projects.

Quality Control and Testing

Proof Load Testing:

Each chain sling is tested on a calibrated tensile testing machine when required by the applicable standard or order specification. Recorded result: Applied test load, test outcome and any visible permanent deformation after unloading, assessed against the specified acceptance criteria.

Chain and Fitting Inspection:

Chain links, connecting links, master links and hooks are visually inspected for cracks, deformation, excessive wear, corrosion and other defects. Recorded result: Inspection pass/fail status and identified nonconformities.

Dimensional Verification:

Chain diameter, link dimensions and critical fitting dimensions are checked using calibrated measuring tools against approved drawings or specified tolerances. Recorded result: Actual measurements and conformity status.

Marking and Traceability Check:

Product markings are checked against the order and applicable product requirements. Recorded result: Verification of traceable identification, chain grade, size and WLL markings where specified.

Supply and Delivery

MOQ: Sample orders from 1 set.

Lead Time: 7–15 working days for standard orders; 15–30 working days for customized assemblies.

Packaging: Export cartons and pallets.

Shipping: Sea freight, air freight and express delivery.

Documents: Commercial invoice, packing list and quality inspection documents.

After-Sales Support

Technical Assistance:

Support with product specifications, assembly identification and replacement part inquiries.

Replacement Parts:

Assistance in identifying compatible chain sling components for replacement orders.

Order Issue Resolution:

Support for addressing shortages, transit damage or product discrepancies, subject to order records and inspection.

Documentation Support:

Provide available product identification and inspection records for traceability and follow-up inquiries.

FAQ

Q: Can chain slings be used with lifting equipment from other manufacturers?

A: Yes, provided the connecting points, rated capacity and component compatibility meet the requirements of the complete lifting assembly. Compatibility should be established for the specific chain sling and lifting equipment combination.

Q: Can individual components be replaced without replacing the entire chain sling?

A: Individual chains, hooks, master links or connectors may be replaceable when suitable compatible components are available. Replacement should preserve the assembly’s rated capacity, configuration and traceability, with inspection carried out before the sling returns to service.

Q: How can buyers reorder an existing chain sling assembly?

A: Provide the previous order number, product identification, assembly drawing or original specification. These references help identify the original configuration and reduce the risk of ordering incompatible replacement assemblies.

Q: Can chain slings be supplied with product identification for warehouse management?

A: Identification requirements can be specified for procurement, receiving inspection and inventory control. Buyers should state the required information, such as product ID, order reference or batch identification, and confirm which markings can be supplied.

Q: What information should be included in a chain sling RFQ?

A: Include the required quantity, destination country, applicable purchasing standard, delivery requirements and any documentation or identification requirements not covered by the product specification. Attach drawings or existing assembly references when purchasing for a defined project or replacement order.

Q: Can chain sling orders be supplied in multiple batches?

A: Staged deliveries may be arranged subject to order terms and production planning. Specify the required quantities and target delivery dates for each batch when submitting the RFQ.

As one of the most professional chain sling manufacturers and suppliers in China, our products have good reputation in the market. Please feel free to wholesale durable chain sling made in China here from our factory. Also, custom service is available.