Blog - Ronstan Industrial

Form, Function, and Uses of Lashing Blocks

When a pulley block relies on soft goods (rope or straps) to secure it between its load and an anchor point, rather than hard fasteners, it is a lashing block.  Lashing blocks provide a versatile setup that can be used for single pulleys or whole block and tackle pulley systems to lighten the...

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Stainless Steel Grades For Outdoor Industrial Use

Stainless steel is highly versatile (with dozens of specialized grades), durable, and extraordinarily resistant to corrosion.  Chromium is the element that makes a steel “stainless”: it can polish to a stunning shine and won’t rust as easily as carbon or galvanized steel.

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Different Types of Blocks, Pulleys, and Ropes and How They Work Together

The many possible combinations of pulleys, blocks, ropes, and other hardware for your system can make the process of selecting and assembling the ideal equipment daunting, but that doesn’t mean it’s any less important.  

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Is Synthetic Rope Really 15 Times Stronger than Steel Cable?

The appeal of steel wire ropes and cables lies in their durability, resistance to abrasion, and the ability to withstand greater loads without failure when compared traditional organic fiber ropes.  Stainless steel can even mitigate the risks of rust and corrosion that are a major weakness of metal...

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Solid Bearing vs Ball Bearing Pulley Blocks

Load type is a major consideration that affects which block to use in your pulley system. Static loads are stationary, applying their weight consistently to the same area of the bearing, but dynamic loads are often in motion and require a bearing that can evenly distribute that force.

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Types of Pulley Systems: Block and Tackle Rigging at Work

Through the centuries the block and tackle system has been optimized to meet the evolving needs of the professionals who use it. Today, block and tackle systems power innumerable daily tasks from recreational yachting to helicopter rescues and more. Here’s a closer look at how the system works and...

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How Non-Rated Components Could Compromise Your Shading System

People across the world have come to rely on shading systems to protect them against harmful UV rays, to make their days more comfortable and enjoyable, and even to protect the interiors of the buildings they occupy from overheating. In the past, simple shading systems like umbrellas and awnings...

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All About Rope Construction

Rope seems so simple, yet the construction and fibers used in a rope can have a huge impact. Understanding what the difference is in the different fibers is key to choosing the right product for your individual application. We look at the options by identifying the three groups of fibers and then...

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Friction in Pulleys or Block and Tackle Systems

The history of the block and tackle is something that is murky at best. We posted an article called how pulley systems changed the world about what is believed to be the origin of the system, but from that point on the components that make up this system have been optimized and improved to where we...

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Should I use a Block and Tackle or a Differential Pulley?

We're often asked whether to use a block and tackle or a differential pulley for a particular job. We're also often asked whether rope will suffice or whether it needs to be chain. Generally the heavier the load, the more likely the better tool for the job is a differential pulley using chain.

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Selecting the Right Shackle

Selecting the right type of shackle for the job can be a real challenge, one we and our experts here at Ronstan understand all too well. In this article, we will look at the advantages of a Snap Shackle over a D-Shackle, and talk you through the key differences to enable you to make a fully...

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Circus Tent Erection - Blocks, Pulleys and More

Here at Ronstan® we know our blocks and pulleys are used for a large number of exciting tasks – such as erecting a circus tent! Now this may seem like quite a mammoth task, but with the right parts, and the know-how, it can be as easy as pie. 

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Catenary Lighting

The definition of catenary is “a curve formed by a wire, rope, or chain hanging freely from 2 points that are not in the same vertical line.” Suspending your lighting across wires means you can have fewer obtrusive poles and can concentrate or dilute your lighting as you wish – for example you may...

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How to set up an Outrigger

Outriggers are a great addition to any fisherman’s boat as they enable them to increase their total catch. It is a part of the boat’s rigging composed of poles, which extend the boat. They enable the user to drop lines further away from the boat than if an outrigger was not in use, meaning there is...

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Working Loads vs Breaking Loads

Understanding the safety factors of the equipment you are working with is paramount no matter the industry you are working in. With this, it is important to comprehend the differences between working loads and breaking loads – which may sound the same, but they are not. Any configuration of...

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About Us

Ronstan’s end-to-end design, manufacture and distribution operation delivers high specification products for all serious hardware applications.

Our state-of-the-art design facilities and manufacturing plant handles more than 4.9 million units each year.

As one of the top three sailboat hardware brands globally we know what it is like to deliver great equipment that can handle challenging conditions.