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Help CenterSynthetic Round Lifting Sling 4T 3m Standard Compliant With Batch Traceability and Free Replacement
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Welcome to Anping County Boli Hardware Wiremesh Products Factory – a trusted manufacturer since 1998 with over 25 years of expertise in producing high-quality lifting equipment. Our Synthetic Round Lifting Sling 4T 3m is engineered to meet the rigorous demands of modern industrial lifting, combining strength, flexibility, and safety. Each sling is manufactured with strict batch traceability and comes with a free replacement guarantee, ensuring you receive a reliable and durable product for your operations. With an annual export value exceeding US$5 million and serving markets across North America, South America, Europe, Asia, and beyond, we are committed to delivering excellence.
This round lifting sling is designed to handle loads up to 4 tons with a length of 3 meters, making it ideal for various lifting tasks in construction, manufacturing, logistics, and heavy machinery handling. The synthetic polyester material offers excellent resistance to abrasion, UV light, and chemicals, while the round construction provides a soft, non-marring grip on delicate surfaces. Our slings comply with international safety standards, and each unit is labeled with a unique batch number for full traceability – a feature that enhances accountability and quality control.
Product Features & Benefits
- High Load Capacity: Rated for 4 tons (4000 kg) with a safety factor of 5:1, providing a robust safety margin for lifting operations.
- Durable Synthetic Material: Made from 100% high-tenacity polyester, resistant to moisture, mildew, and most chemicals, ensuring long service life.
- Batch Traceability: Each sling carries a unique batch number printed on a durable label, allowing you to track production date, material lot, and test results. This simplifies quality audits and recall management.
- Free Replacement Guarantee: If the sling is found to have manufacturing defects within the specified warranty period, we will replace it free of charge – no questions asked.
- Flexible & Lightweight: The round design bends easily around corners and edges, reducing stress on the load and the sling itself. Easy to handle and store.
- Color-Coded Options: Available in standard colors (yellow, blue, green, etc.) for easy capacity identification, or custom colors upon request.
- Compliant with Standards: Manufactured in accordance with relevant international lifting sling standards, ensuring consistent quality and performance.
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Capacity | 4 tons (4000 kg) |
| Length (total) | 3 meters (3000 mm) |
| Material | Polyester (PES) |
| Safety Factor | 5:1 |
| Working Temperature Range | -40°C to +100°C |
| Weight (approx.) | 2.5 kg |
| Labeling | Batch number, capacity, length, date code |
| Warranty | Free replacement for manufacturing defects |
Our synthetic round lifting slings are manufactured using advanced braiding and heat-setting techniques, ensuring uniform load distribution and minimal elongation under load. The protective outer cover shields the inner load-bearing yarns from abrasion, while the soft inner core prevents damage to the load. This design makes the sling ideal for lifting irregularly shaped, fragile, or polished items, such as pipes, machinery, and concrete elements.
Why Choose Us?
- Over 25 Years of Manufacturing Experience: Founded in 1998, we have been a reliable producer of wire mesh and lifting products, continuously improving our processes.
- Global Export Reach: With annual exports between US$5 million and US$10 million, our products are trusted by customers in North America, South America, Europe, Asia, Africa, Oceania, and the Middle East.
- Flexible Shipping Options: We ship from major ports: Tianjin, Qingdao, Shanghai, and Foshan, ensuring timely delivery worldwide.
- Commitment to Quality: Every sling undergoes rigorous inspection before leaving the factory. Batch traceability means we can quickly address any quality concerns.
- Customer-Centric Service: We offer free replacement for any manufacturing defect, demonstrating our confidence in the product and dedication to your satisfaction.
Invest in a lifting sling that combines safety, traceability, and value. Our Synthetic Round Lifting Sling 4T 3m is the choice of professionals who demand reliability. Contact us today to discuss your requirements, request a sample, or place an order. We are ready to support your lifting operations with top-quality products and exceptional service.
Frequently Asked Questions (FAQ)
Q1: What is the maximum safe working load of this sling?
A1: The rated safe working load (SWL) is 4 tons (4000 kg) with a 5:1 safety factor. This means the sling is tested to withstand up to 20 tons before failure, providing a comfortable safety margin for typical lifting tasks.
Q2: How do I read the batch traceability information on the sling?
A2: Each sling has a sewn-in label displaying the batch number, capacity, length, and date of manufacture. The batch number corresponds to our internal records, which include material certificates, test reports, and production details. You can request traceability documentation from our customer service team.
Q3: What is the free replacement policy?
A3: We offer free replacement for any sling that fails due to manufacturing defects within the warranty period (typically 12 months from the date of purchase, subject to terms). The replacement covers the sling itself; shipping charges may apply. Please contact us with your batch number and proof of purchase to initiate a claim.
Q4: Can the sling be used in outdoor or wet environments?
A4: Yes, polyester is inherently resistant to moisture and UV degradation. However, prolonged exposure to extreme UV or chemical environments may reduce the sling's lifespan. We recommend storing the sling in a dry, shaded area when not in use and inspecting it regularly for signs of wear.
Q5: Are custom lengths and capacities available?
A5: Yes, we can manufacture synthetic round lifting slings with custom lengths (e.g., 1m, 2m, 4m, 5m, etc.) and capacities up to 20 tons. Lead time and minimum order quantities may apply. Please contact our sales team for a quote.
Q6: Does this sling come with any certificates?
A6: Our slings are manufactured in compliance with recognized international standards. We can provide a manufacturer's certificate of compliance upon request. For specific third-party certifications (e.g., DNV, ABS, or others), please inquire about feasibility and additional costs.
Q7: What is the difference between a round sling and an endless sling?
A7: A round sling is a continuous loop of synthetic fibers enclosed in a protective sleeve, while an endless sling is a single piece of webbing sewn into a loop. Round slings are generally more flexible, distribute load more evenly, and are less likely to damage the load. Both types are available in our product range.
Q8: How should I inspect the sling before use?
A8: Before each use, visually inspect the sling for cuts, abrasions, fraying, broken stitches, chemical damage, or heat damage. Check the label for legibility. If any damage is found, remove the sling from service immediately. Regular inspection per industry guidelines (e.g., ASME B30.9) is recommended.
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