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Dive into the world of pressure vessel description with collection of informative blogs. Explore the intricacies of design, manufacturing, and applications for a wide range of pressure vessels, from industrial boilers to high-pressure reactors.
- API Tanks (3)
- ASME (6)
- Boiler (15)
- Dehydration Unit (5)
- Fabrication (14)
- Heat Exchangers (22)
- Air-Cooled Heat Exchangers (5)
- Compact Heat Exchangers (4)
- Other Heat Exchangers (9)
- Shell and Tube Heat Exchangers (4)
- Piping (4)
- Production Drawings (1)
- Repair and Alteration (2)
- Separators (23)
- Gas Separator (4)
- Liquid Separators (1)
- Magnetic Separators (1)
- Sand Separators (6)
- Three Phase Separators (7)
- Two Phase Separators (5)
- Skid-Mounted (1)
- Stamps (15)
- H Stamp (2)
- Joint Review (2)
- PP Stamp (1)
- S Stamp (7)
- U Stamp (7)
- U2 Stamp (2)
- UM Stamp (2)
- Training Videos (1)
- Vessel Knowledge (93)
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- U Stamp
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A U-Stamp is a certification mark issued by the National Board of Boiler and Pressure Vessel Inspectors (NBBPVI). It signifies that a pressure vessel has been manufactured and inspected in accordance with the rigorous standards outlined in the ASME® Boiler and Pressure Vessel Code...

A U-Stamp is a certification mark issued by the National Board of Boiler and Pressure Vessel Inspectors

Waste heat recovery boilers (WHRBs) capture hot exhaust gases from industrial processes or engines and use that heat to generate steam or hot water — without burning additional fuel.

If the S-Stamp is the finish line, the Authorized Inspector (AI) is the gatekeeper holding the stopwatch. Before that stamp ever touches a boiler, inspectors are verifying far more than weld quality or paperwork completeness. They’re answering one critical question:

Glycol dehydrators, also known as gas dehydrators or TEG units, are used to remove water vapor from natural gas. The process of dehydration is important for two reasons.

Industrial boilers are the beating heart of countless facilities—from chemical plants and refineries to food processing and textile mills. But not all boilers are created equal.

A demister is also known as a demister pad, mist pad, wire mesh demister, mesh mist eliminator, catching mist, and mist eliminator. It is a device often fitted to vapor–liquid separator vessels to enhance the removal of liquid droplets entrained in a vapor stream.

A spiral heat exchanger consists of two spiral-wound channels, one for each fluid. The two channels are separated by a partition, and the fluids flow in opposite directions through the channels. This counter-current flow arrangement maximizes heat transfer efficiency. Spiral heat exchangers are a...

Two-Phase Spherical Separators operate on the principle of gravity separation. When a gas-liquid mixture enters the vessel, the heavier liquid phase settles to the bottom, while the lighter gas phase rises to the top. The unique spherical shape of the vessel promotes efficient separation...

An ASME® Joint Review is a rigorous process conducted by the National Board of Boiler and Pressure Vessel Inspectors (NBBPVI) to assess the quality and safety of pressure vessels and boilers.

Printed Circuit Heat Exchangers (PCHEs) are a specialized type of heat exchanger that offers exceptional heat transfer performance in a compact footprint. They are widely used in industries such as aerospace, automotive, and electronics. PCHEs consist of a stack of thin metal plates, etched...

Produced well fluids consist of various amounts of oil, water, natural gas, and sediment. The first step in oil and gas production is to split the flow up into its individual components with a separator. A three-phase separator uses gravity to separate produced well...

In a horizontal three-phase separator with an oil bucket and water weir, the vessel does not require an active interface controller. As the oil separates on top of the water it spills over the weir plate and into the oil bucket. The oil level...

Obtaining and maintaining multiple ASME® Stamp Certificates of Authorization (COAs) can be a complex endeavor for manufacturers and fabricators. This blog post will delve into the challenges and strategies associated with managing multiple COAs, focusing on the ASME® Boiler and Pressure Vessel Code (BPVC).

Filter separators are widely used in various industries to remove solid particles from liquid streams. They are essential for maintaining product quality, protecting downstream equipment, and ensuring efficient processes.

Natural gas dehydration is the process of removing water vapor from natural gas. A gas dehydration system is used by oil and gas producers to dehydrate natural gas into a state where it can be sold downstream.

Sand separators are crucial components in various industries, including oil and gas, water treatment, and manufacturing. They are designed to remove solid particles, such as sand, dirt, and scale, from liquid streams. The choice of sand separator depends on various factors, including the type...

API 650 is the industry standard for the design and construction of large, field-erected storage tanks that operate at atmospheric pressure or low internal pressures (not exceeding 2.5 psig). These tanks are essential for safely storing crude oil, petroleum products, water, chemicals, and other...

An API storage tank is a large, welded storage tank designed and constructed in accordance with standards developed by the American Petroleum Institute (API).

Steam Heat Exchanger - Indirect Heater is used to heat the well effluent after it flows out of the well and prior to the separating process. This type of heat exchanger is also called a direct heating furnace which allows it to heat up...

ASME boiler codes can sound intimidating, especially if you’re not an engineer by trade. The good news? You don’t need to memorize the Code to understand the basics.

Obtaining a U-Stamp or U2-Stamp from the National Board of Boiler and Pressure Vessel Inspectors (NBBPVI) is a significant achievement for manufacturers and fabricators of pressure vessels and boilers. These certifications signify adherence to rigorous quality, safety, and performance standards.
Browse Through Our Vessel Information Database Below
Dive into the world of pressure vessel description with collection of informative blogs. Explore the intricacies of design, manufacturing, and applications for a wide range of pressure vessels, from industrial boilers to high-pressure reactors. Gain valuable insights into safety regulations, maintenance best practices, and the latest advancements in pressure vessel technology. Whether you’re an industry professional, a student, or simply curious about these critical components, our blog section offers a wealth of knowledge and resources.
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- See All Articles
- API Tanks
- ASME
- Boiler
- Dehydration Unit
- Fabrication
- Heat Exchangers
- Piping
- Production Drawings
- Repair and Alteration
- Separators
- Skid-Mounted
- Stamps
- Training Videos
- Vessel Knowledge
- Back
- Shell and Tube Heat Exchangers
- Air-Cooled Heat Exchangers
- Compact Heat Exchangers
- Other Heat Exchangers
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- Sand Separators
- Three Phase Separators
- Two Phase Separators
- Gas Separator
- Magnetic Separators
- Liquid Separators
- Back
- Joint Review
- U Stamp
- UM Stamp
- PP Stamp
- S Stamp
- U2 Stamp
- H Stamp

A U-Stamp is a certification mark issued by the National Board of Boiler and Pressure Vessel Inspectors (NBBPVI). It signifies that a pressure vessel has been manufactured and inspected in accordance with the rigorous standards outlined in the ASME® Boiler and Pressure Vessel Code...

Cyclone separators are a type of mechanical separator that uses centrifugal force to separate solid particles from a gas or liquid stream. They are widely used in various industries, including mining, chemical processing, and environmental engineering.

Fluidized bed boilers (FBBs) use a unique combustion method where solid fuel particles are suspended in an upward flow of air — creating a fluid-like state. This allows for highly efficient combustion at lower temperatures with improved emissions control.

In a fixed tube sheet heat exchanger, one fluid flows through the tubes, while the other fluid flows through the shell. Heat is transferred between the two fluids through the tube walls. The tube sheets are securely fastened to the shell, providing a rigid...

Shell and tube heat exchangers are one of the most common types of heat exchangers used in various industries, including oil and gas, chemical processing, power generation, and HVAC systems. They are versatile and reliable, capable of handling a wide range of fluids and...

A U-Stamp is a certification mark issued by the National Board of Boiler and Pressure Vessel Inspectors

Filter separators are widely used in various industries to remove solid particles from liquid streams. They are essential for maintaining product quality, protecting downstream equipment, and ensuring efficient processes.

Sand Separators. In the oil and gas industry, it is more commonly known as a separator and is a core component of extracting oil from earth and sand. Sand separators are an integral part in protecting downstream production equipment from well-formation sand and/or frac...

ASME Section I of the Boiler and Pressure Vessel Code (BPVC) governs the design, construction, and certification of power boilers—the heavy hitters used to generate steam or high‑temperature water for power generation, industrial processes, and large facilities. This section exists for one reason above...

Applicants for new issuance or renewal of an ASME® Certificate(s) of Authorization should be aware that the Joint Review will require implementation and demonstration of their Quality Control Program. The purpose of the demonstration is to have the Applicant provide evidence of their knowledge...

Steam Heat Exchanger - Indirect Heater is used to heat the well effluent after it flows out of the well and prior to the separating process. This type of heat exchanger is also called a direct heating furnace which allows it to heat up...

Glycol dehydrators, also known as gas dehydrators or TEG units, are used to remove water vapor from natural gas. The process of dehydration is important for two reasons.

A demister is also known as a demister pad, mist pad, wire mesh demister, mesh mist eliminator, catching mist, and mist eliminator. It is a device often fitted to vapor–liquid separator vessels to enhance the removal of liquid droplets entrained in a vapor stream.

In a horizontal three-phase separator with an overflow weir, fluid enters the vessel through an inlet and immediately hits an inlet diverter. The sudden impact and change of direction helps to release the gas by breaking the surface tension of the liquid.

Glycol dehydration processes utilize glycol solvents to remove water from wet natural gas to meet pipeline quality specifications or condition the gas for condensate liquids removal.

If the S-Stamp is the finish line, the Authorized Inspector (AI) is the gatekeeper holding the stopwatch. Before that stamp ever touches a boiler, inspectors are verifying far more than weld quality or paperwork completeness. They’re answering one critical question:

ASME® Section VIII, Division 2 provides an alternative design approach to pressure vessel construction by allowing higher design stress levels in exchange for more rigorous design analysis, material testing, and quality control.

Pictured above: Fabricator inspecting weld on skid Skid-Mounted Units: ASME-Compliant Modular Engineering Solutions Skid-mounted units, often referred to simply as “skids,” are self-contained process systems or equipment packages that are fabricated off-site and delivered as turnkey modules. These units are engineered and built to...

Certification is a pinnacle achievement for fabrication shops, signifying a commitment to excellence and adherence to rigorous quality standards. This distinction sets certified shops apart from those lacking formal documentation, solidifying their reputation for producing world-class products.

A scraped surface heat exchanger consists of a cylindrical shell with a rotating shaft inside. The shaft is fitted with blades or scrapers that continuously scrape the inner surface of the shell. This scraping action prevents the formation of product buildup on the heat...

BTEX Condenser Units are essential components of natural gas dehydration processes. These units are designed to capture and condense harmful volatile organic compounds

Plate and frame heat exchangers are a type of heat exchanger that uses a series of corrugated plates to transfer heat between two fluids. The plates are stacked together, forming narrow channels through which the fluids flow. This design allows for a large heat...
