跳至主要内容

博文

How to quickly identify the tonnage of lifting slings? Detailed explanation of color coding and safety standards.

On construction sites, in ports, and across workshops,  web slings  and  round slings  are never mere accessories. With their distinctive, rainbow-like colors, they are a direct symbol of strength and safety. These colors are not for brightening up the industrial environment; they represent an internationally recognized  “visual language”  critical to the safety of life and property. Deciphering this color code is a mandatory course for every lifting professional. Why Color Codes Matter: The Essential Role of the Lifting Sling System When lifting heavy equipment, operators don’t have time to read small labels every time. In these situations, color becomes the most effective and immediate method of identification. The color of a lifting sling directly indicates its Working Load Limit (WLL), making it easy to quickly choose the right sling from a distance. This system helps prevent mistakes, ensuring safety and efficiency. Using a sling with a lower capacity ...
最新博文

Checklist for ratchet strap that must be performed before each use

  When it comes to securing cargo,   ratchet straps   are an essential tool for ensuring safety. However, like any other piece of equipment, they can wear out over time or suffer damage. An inspection of your ratchet straps is crucial for maintaining both safety and efficiency during transportation. Step-by-step guide to checking the safety of your ratchet straps 1.  Visual Inspection of the Webbing Start by visually examining the webbing of your ratchet strap. Look for any signs of wear and tear, such as: Fraying : Threads coming loose or separating along the edges of the strap. Cuts or Tears : Sharp objects or abrasions during use can cause tears in the fabric. Discoloration : Extreme sun exposure can weaken the webbing, causing it to fade or become brittle. If you notice significant fading or color change, it may indicate the strap is losing strength. If the webbing is damaged or shows signs of excessive wear, it’s time to replace the strap. 2.  Check for Bur...

Differences Between European and American Standards for Lifting Slings: A Comparison of Round Slings and Webbing Slings

  Lifting slings are essential for moving heavy loads in industries like construction and logistics. Among the various types, round slings and webbing slings are especially popular because they’re strong, durable, and flexible. However, technical standards for these slings can vary by region. In Europe, the  EN 1492-1/EN 1492-2  standard sets strict rules for design, production, and safety. In the U.S., the   ASME B30.9  standard is used—it’s more flexible but still prioritizes safety. Understanding the differences between these standards is important for companies working across borders or selecting the right sling for the job. This article breaks down key differences in safety factors, color coding, labeling, and material specs. By the end, you’ll be able to choose the right sling for your needs and ensure safer, compliant operations. Background of Standard Systems European Standard (EN 1492-1 & EN 1492-2) : The European Standard provides detailed requirem...

The Difference Between Concrete Pipe Lifting Clamps and Drum Clamps

  On construction sites, in warehouses, and across logistics operations, workers frequently handle heavy, bulky cylindrical objects such as concrete pipes and large drums. While they may appear similar in shape, their weight, surface characteristics, and handling requirements differ significantly—meaning the clamps designed for each are not interchangeable. This article explains the definitions, structures, and typical applications of both  concrete pipe clamps  and  drum clamps ,  highlights their key differences, and offers practical selection advice and safety tips to help you choose the right equipment for the job. What Is a Concrete Pipe Lifting Clamp? A cement pipe clamp is a lifting device designed specifically for handling concrete pipes. They are sold in sets of three, and they come complete with chain slings. They are designed for the vertical transportation of concrete pipe sections with a diameter of up to 2m. Key Feature Factor of safety 4:1 Solid c...

Hand Cable Winch Guide: Principle, Selection, Installation&Safety

  What is a Hand Cable Winch? A hand cable winch is a mechanical device that uses a  manual crank to drive gears and a drum  to pull or release a steel cable or synthetic rope. It is commonly used for towing, hauling, and lifting light loads, such as boats, trailers, or construction materials. Compared to electric winches, hand winches are simple, portable, and cost-effective, but require human effort to operate. What are the parts of a cable winch? Drum   Alex:  The spool for winding the steel cable or rope. When the handle is turned, both the drive axle and drum axle rotate simultaneously, causing the drum to turn as well. Drive Axle:  The winch is operated by turning the handle, which rotates the central drive axle. The axle then transmits motion to the locking mechanism and gears, which drive the drum to spool the cable. Load Hook:  The load hook is attached to the cable, which is secured to the object intended for movement or pulling. Ratchet Swit...