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The safety factor is a ratio used to measure how much stronger a structural capability is than the actual applied load. The rated load of our swivel hoist rings, specified as 4:1, is determined based on the direction of force; this indicates that at any specified angle, the breaking load is at least four times the rated working load. This standard is implemented as a safety measure to ensure dependable operation. It is important to note that this does not imply that the hoist ring should be utilized beyond its rated capacity.

All Mainlywell hoist rings undergo 20,000 fatigue tests during both design and manufacturing processes to ensure their long-term reliability and durability. Nevertheless, the actual replacement cycle depends on usage frequency and working conditions. It is recommended to adhere to the guidelines set forth by DGUV 109-017, BetrSichV regulations, or ASME B30.26 - Rigging Hardware standards regarding inspection and replacement intervals.

Standard swivel hoist rings are not designed for fall protection. For working at heights, we offer a specially engineered solution — the Fall Protection Anchorage Point (PSA) rigging hardware made specifically for fall arrest applications.
Lifting Points and Rigging Slings Manufacturer
    1. Material & Production
      Material & Production
    2. We specialize in the design, manufacturing, and sales of lifting and rigging hardware, such as lifting points and permanent lifting magnets. Since our lifting products play a critical role in our customers' operations, where safety is paramount, we place the utmost importance on quality. Read More
    1. Quality Control
      Quality Control
    2. At Mainlywell, we operate a fully equipped materials analysis laboratory and utilize advanced quality testing equipment, including digital Rockwell hardness tester, metallographic analysis instrument, fatigue tester, 1000KN-2000KN tensile testing machines, and salt spray tester.Read More
    1. OEM/ODM Service
      OEM/ODM Service
    2. Mainlywell is a trust-worthy and reliable supplier of lifting points, offering a wide range of products to meet diverse customer needs. Many of our lifting point products, including those with metric and UNC threads, are available in stock and can be shipped within 1 to 3 days.Read More