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This section provides an overview for stainless steel pulleys as well as their applications and principles. Also, please take a look at the list of 5 stainless steel pulley manufacturers and their company rankings. Here are the top-ranked stainless steel pulley companies as of July, 2025: 1.Pigeon Mountain Industries, Inc., 2.Suncor Stainless, Inc., 3.SMC.
Table of Contents
A stainless steel pulley is a pulley made of stainless steel.
It possesses corrosion resistance and a quality of being rust-resistant. Consequently, it is frequently employed in locations exposed to humidity or external environmental factors, as well as in places with high corrosiveness due to salt damage, such as marine environments.
The pulley has a groove in the center of its wheel (sheave) through which ropes or cables pass. This design facilitates the application of force when lifting loads using ropes or cables. While common in industrial machinery like cranes and winches, pulleys come in various sizes and find application in diverse fields. Larger-sized pulleys, being robust, are well-suited for handling high loads.
Stainless steel pulleys have a maximum allowable load, and it is imperative to ensure that their use conforms to these load limits. Before usage, it is essential to inspect for wear, deformation, or other damages and perform repairs or replacements as necessary.
Stainless steel pulleys are widely used in various applications due to their excellent corrosion resistance and durability.
Thanks to their high resistance in maritime environments exposed to saltwater and sea breeze, stainless steel pulleys are utilized in handling cargo on cargo ships, lifting anchors, and pulling up nets or fenders on fishing boats. In maritime operations, tackle and rigging are essential for transporting goods and cargo, making stainless steel pulleys vital fixtures for load control and lifting.
In maintenance activities involving structures like iron towers and utility poles, stainless steel pulleys are employed to hoist materials such as cables and wiring. The outdoor nature of high-altitude work demands the durability and weather resistance that stainless steel provides.
On construction sites, stainless steel pulleys are used for transporting construction materials and equipment. Integrated into cranes and lifting devices, they lift heavy items. Particularly in operations in marine and offshore environments with influences of humidity and salt damage, stainless steel pulleys offer advantages.
Mountaineers and rock climbers use pulley-equipped devices to pull ropes. These devices find use in rescue operations, enhancing user safety with their durability and weather resistance.
The principle of the stainless steel pulley is remarkably simple.
The cylindrical wheel has a groove in its center, where ropes or cables are threaded. One end is fixed, and the other end is attached to the load (object). By rotating the wheel, ropes or cables slide smoothly, reducing friction when lifting objects.
Moreover, by transmitting the force applied on one side through the pulley to the opposite side, the direction of the force changes, enabling the use of gravity to lift the load. Therefore, using a pulley makes it easier for users to lift objects. Increasing the number of pulleys (using block and tackle) can also reduce the force required to lift the same load.
When selecting stainless steel pulleys, several critical factors need to be considered.
Pulleys are available in fixed and hanging types. A fixed pulley has the pulley body fixed, while a hanging pulley is suspended from a fixed point.
The suitable size varies depending on the application. Larger pulleys are suitable for lifting heavier loads, while smaller ones are suitable for lighter loads or thin ropes. Additionally, choosing a size that fits the available space is crucial.
The load capacity is the maximum load that can be safely handled. It indicates the maximum load required when lifting with the pulley. To ensure safety, the load capacity of the pulley must exceed the actual load. Confirm the appropriate load capacity and select accordingly.
Pulleys come in various shapes, including hook-type, and swivel-type mounting parts, snatch specifications with an openable/closable pulley body, and 2-wheel or 3-wheel specifications that allow multiple ropes to pass through. The shape of the wheel (sheave) can also vary, accommodating different rope or cable variations, such as U-shaped or V-shaped configurations.
*Including some distributors, etc.
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Suncor Stainless Inc., established in 2008 and headquartered in Plymouth, Massachusetts, United States, is a stainless steel hardware and component manufacturer, primarily for the marine, architectural, and OEM markets. The company's products include stainless steel chains, turnbuckle components, and fasteners. It also produces a line of low-voltage SS LED lighting and electrical hardware designed for boat decks, residential entertainment area lighting, and underwater pool lighting. The company's services include custom machine manufacturing and retail packaging.
Pigeon Mountain Industries Inc., founded in 1976, is an American manufacturer based in La Fayette, Georgia, producing life safety rope and related gear. Founded and managed by mountaineers, rescuers, and rope access technicians, the company offers low-stretch, static, and dynamic ropes. It also produces webbing and cordage, such as sewn webbing and utility cords. Other products include personal gear, such as helmets and gloves, and patient care solutions, like stretchers. These items are designed for rescue and climbing applications, particularly in challenging environments. Furthermore, the company collaborates with bodies like the American National Standards Institute (ANSI) to set industry standards.
Block Division, Inc., established in 1960 and based in Texas, United States, is a manufacturer of pulleys, block & tackle pulleys and sheaves. The company produces products such as swivel eye pulleys, fixed eye pulleys and deck pulleys in different load limits and cable sizes. The company also produces sheaves in different widths with outside and inside diameters and supplies to different industries such as agriculture, food processing, nurseries, transportation and animal cages. The pulley block products can also be used for personal use.
Ranking as of July 2025
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Pigeon Mountain Industries, Inc. |
50.0%
|
| 2 | Suncor Stainless, Inc. |
30.0%
|
| 3 | SMC |
10.0%
|
| 4 | Block Division, Inc. |
10.0%
|
Derivation Method
The ranking is calculated based on the click share within the stainless steel pulley page as of July 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
1 | 100.0% |
80 products found - Page 2
80 products - Page 2
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