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Lap Joint Flange

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Lap Joint Flange

Ideal for Low-Pressure Piping Systems

Designed without a raised face, our lap joint flanges are the ideal solution for industrial applications requiring frequent disassembly, including maintenance or repair scenarios. The attachment involves sliding the stub end into the pipe and securing the flange with bolts.

custom Lap Joint flanges machined with tailored precision

Commonly used in conjunction with butt weld fittings, lap joint flanges often find their place in low-pressure environments, including HVAC and plumbing systems, as well as process piping in the chemical and petrochemical industries. Our lap joint flanges come in various sizes and materials, including carbon steel, stainless steel, and alloys, catering to diverse needs. Available in different pressure ratings, such as class 150, class 300, and class 600, they’re easily adaptable to various piping systems.

technical sketch of a lap joint flange

Precision Unleashed

Redefining Piping Excellence

These flanges feature a loose, rotating stub end that facilitates easy alignment and assembly, making them suitable for applications where frequent dismantling and reassembly are necessary.

Lap Joint Flange Products

Oil, Gas & Petrochemical

Lap joint flanges, commonly employed in the oil, gas, and petrochemical industry, facilitate easy alignment and disassembly of piping systems by allowing the stub end to rotate independently, enhancing maintenance and operational flexibility.
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Power Generation

In the power generation industry, lap joint flanges are utilized to enable convenient assembly and disassembly of pipelines, providing flexibility for maintenance and repairs, and ensuring efficient and reliable operation of power plants.
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Water & Wastewater

Within the water and wastewater industry, lap joint flanges play a crucial role in simplifying installation and maintenance of pipelines, promoting adaptability for system modifications, and contributing to the overall reliability and longevity of water infrastructure.
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Heavy Industrial

In heavy industrial applications, lap joint flanges serve as pivotal components, streamlining the connection and disconnection of pipelines, enhancing adaptability for process adjustments, and bolstering the robustness and resilience of heavy-duty industrial systems.
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Food & Pharmaceutical

In the food and pharmaceutical industry, lap joint flanges are employed to ensure hygienic and easy-to-clean connections, facilitating seamless integration and disassembly of pipelines, thereby upholding stringent quality standards and promoting efficient sanitary processes.
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Aero & Defense

Within the aerospace and defense industry, lap joint flanges contribute to the structural integrity of critical fluid systems, allowing for precise alignment, disassembly, and maintenance, thereby ensuring reliability and performance in aerospace applications and defense infrastructure.
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FAQs

A Lap Joint Flange is a type of flange that features a flat face with a raised hub, designed to be used with a lap joint stub end for easy assembly and disassembly of piping systems.

Lap Joint Flanges are widely used in various industries, including oil and gas, chemical processing, food and beverage, and industrial manufacturing, where frequent maintenance or system modifications are required.

Lap Joint Flanges offer several advantages, such as easy installation and removal, flexibility in alignment, and the ability to connect dissimilar metals, making them suitable for applications that require frequent maintenance or system changes.

We manufacture Lap Joint Flanges in a range of materials, including carbon steel, stainless steel, duplex steel, and other alloys, to suit different application requirements and environmental conditions.

Yes, as a custom specialty flange manufacturer, we can produce Lap Joint Flanges in custom sizes to fit your specific piping or equipment dimensions.

Our Lap Joint Flanges are manufactured in accordance with international standards, such as ASME B16.5, ASME B16.47, and API 605, ensuring quality, reliability, and compatibility with industry requirements.

We offer Lap Joint Flanges in a wide range of pressure ratings, from ASME Class 150 to Class 2500, and API 2000 to 10000, to accommodate various application needs and process conditions.

To select the appropriate size and pressure rating for your Lap Joint Flange, consider factors such as pipe size, operating pressure, temperature, and the nature of the fluid being transported.

Yes, we can customize the hub dimensions on Lap Joint Flanges to suit your specific lap joint stub ends, ensuring a proper fit and optimal sealing performance.

We offer various surface finishes for Lap Joint Flanges, such as machined, painted, or coated, depending on your specific requirements and the application environment.

Yes, we can apply custom coatings to Lap Joint Flanges, such as anti-corrosion, high-temperature, or wear-resistant coatings, to enhance their performance and durability in demanding environments.

Lead times for custom Lap Joint Flanges may vary depending on the complexity of the design, material availability, and production schedule. Please contact our sales team for an accurate lead time estimate for your project.

Yes, we provide NDT services, such as radiography, ultrasonic testing, and magnetic particle inspection, to ensure the quality and integrity of our Lap Joint Flanges.

Yes, we can provide Lap Joint Flanges with special markings, tags, or barcodes to meet your traceability and identification requirements, facilitating easy tracking and inventory management.

We supply comprehensive documentation with our Lap Joint Flanges, including material test reports (MTRs), inspection reports, and certificates of conformity, to ensure compliance with your specifications and international standards.

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Carlson Company is part of Riverbend Industries, an owner-investor supporting the U.S. manufacturing sector and related industries. Riverbend seeks to support its companies’ unique cultures while fostering an environment of entrepreneurship.

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