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KS KKL 751

What is Kee Klamp? Understanding the Benefits of Modular Pipe Fittings


Since its invention in 1934, Kee Klamp® has become synonymous with safety, durability, and flexibility. But what exactly is a Kee Klamp—and how does it stand apart from other pipe fitting systems? When it comes to constructing handrails, guardrails, barriers, and other structural frameworks, Kee Klamp system stands out as a versatile and innovative solution. Unlike traditional welded or bolted components, Kee Klamp fittings offer a modular, adjustable, and reusable approach to fabrication.

In this guide, we’ll explore what makes Kee Klamp different from other structural components, its key advantages, and why it’s a preferred choice for many industries.

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What is a Kee Klamp?

A Kee Klamp is a modular, galvanized pipe fitting that connects standard-sized schedule 40 steel or aluminum pipe without the need for welding. Each fitting uses a simple but secure set screw mechanism, allowing the user to build a wide range of structures with basic tools. Kee Klamp fittings are made from cast iron and are hot-dip galvanized for exceptional corrosion resistance, making them ideal for indoor and outdoor use.

These components were originally developed for agricultural use but quickly became a trusted solution for commercial, industrial, and municipal safety applications. Today, Kee Klamp is used around the world in applications like:

  • Rooftop guardrails and fall protection systems

  • Industrial safety railings

  • ADA-compliant handrails

  • Custom retail and architectural displays

  • Walkways, platforms, and frames
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What Makes Kee Klamp Unique?

1. No Welding Required

Unlike traditional pipe railing systems that require on-site welding, Kee Klamp fittings are entirely modular and require only an Allen key or hex wrench for installation. This reduces installation time, eliminates hot work permits, and avoids the costs and hazards associated with welding.

2. Modular Design

Kee Klamp is engineered around standard pipe diameters, making it easy to customize structures. With over 80 different types of fittings, Kee Klamp gives users the ability to build virtually any configuration with repeatable precision—then modify it later as needed.

3. Long-Lasting Materials

Each fitting is cast from high-grade iron and hot-dip galvanized to provide a rugged finish that resists rust and corrosion. This makes Kee Klamp ideal for demanding environments like rooftops, production facilities, and outdoor installations.

4. Proven Safety Compliance

Kee Klamp guardrail systems can be configured to meet or exceed OSHA and IBC standards for fall protection, pedestrian safety, and accessibility. The system’s tested strength and rigidity make it a trusted choice for contractors, engineers, and safety managers.

5. Reconfigurable and Reusable

Kee Klamp systems can be taken apart and reassembled without damaging the pipe or fittings. This is especially valuable for temporary installations or evolving workspaces where adaptability is key.

6. Global Track Record

Kee Klamp has been trusted for nearly a century and is installed in more than 100 countries across a wide range of industries. Its performance is backed by engineering data, load testing, and real-world durability.

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Kee Klamp vs. Traditional Welding

Key Differences

  • Faster Installation: Kee Klamp installs quickly with no welding required, while traditional welded systems are time-consuming and require skilled labor.

  • Greater Flexibility: Kee Klamp fittings are adjustable and reusable, making them ideal for evolving needs. Welded systems are permanent and difficult to modify once installed.

  • Lower Cost: Kee Klamp reduces labor and installation expenses. In contrast, welded systems typically have higher labor and material costs due to the need for specialized work.

  • Simplified Maintenance: Kee Klamp components can be easily repaired or replaced without cutting or welding. Welded systems require more complex maintenance, including re-welding.

  • Portability: Kee Klamp structures can be disassembled and relocated, offering greater versatility. Welded assemblies are fixed in place and not easily moved.

KS KKL 3711 Medium (1)

Frequently Asked Questions (FAQ)

Q: What types of pipe can be used with Kee Klamp fittings?

Kee Klamp is designed for use with standard schedule 40 pipe made from galvanized steel, aluminum, or stainless steel. Pipe outer diameters typically range from ¾" to 2".


Q: How strong are Kee Klamp fittings?

Kee Klamp components undergo rigorous testing and offer load ratings up to 2000 lbs in certain configurations. Detailed structural data is available to help engineers plan safe, code-compliant designs.


Q: Are Kee Klamp fittings suitable for outdoor use?

Yes. The fittings are hot-dip galvanized, providing a protective zinc coating that resists corrosion even in harsh weather conditions. Kee Klamp is frequently used for rooftop guardrails, outdoor barriers, and marine applications.


Q: Can I install Kee Klamp systems myself?

Yes. Kee Klamp requires no special tools or training to install. Most assemblies can be built using a standard hex key, making them ideal for both DIY and professional installations.


Q: What sizes are available?

Kee Klamp fittings are available in a range of sizes to fit pipe outer diameters from approximately ¾" to 2". The most commonly used sizes are Size 7 (1-1/4" pipe) and Size 8 (1-1/2" pipe) for commercial safety railings.


Q: How is Kee Klamp different from off-the-shelf pipe fittings at the hardware store?

Kee Klamp is a specialized industrial solution designed for strength, ease of use, and repeatable safety compliance. Unlike basic hardware store fittings, Kee Klamp fittings are cast to tight tolerances, corrosion-resistant, and compatible with engineered safety systems.


Q: Where can I get help with a Kee Klamp project?

Kee Safety offers design support, engineering guidance, and a full range of Kee Klamp components. If you’re planning a railing, guardrail, or custom structure, our team can help you design a compliant, cost-effective solution.


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Build Smarter with Kee Klamp

From industrial safety railings to custom pipe structures, Kee Klamp modular fittings offer a smarter, safer, and more flexible way to build. Eliminate welding, reduce installation time, and ensure long-term durability—all while staying compliant with today’s safety standards.

Ready to get started?
Explore Kee Klamp fittings or request a quote today

Ready to upgrade from welded railings? See how Kee Klamp delivers flexibility and compliance.

About the Author

Dan Huntington

Daniel Huntington is an experienced sales and technical product trainer with a demonstrated history of working in the Fall Protection Industry. As a Fall Protection Industry Expert, he is formally trained in OSHA fall protection standards and risk assessment. He is a respected compliance educator and trainer in rooftop safety, presenting at the 2019 ASSP Expo for the International Society of Fall Protection (ISFP) where he facilitated a course on improving safety for people working at height.

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