BS4504 CODE 113 PN10 Carbon Steel and Stainless Steel Threaded Flanges Raised Face (THRF)

Introduction:

Our company, Shaanxi Peter International Trade Co., Ltd. is a highly reputable and well-established supplier in the market, boasting an impressive track record of over two decades. With our extensive experience and expertise, we have garnered a strong reputation as a trusted and reliable source for BS4504 Carbon Steel and Stainless Steel Threaded Flanges. Our commitment to quality and customer satisfaction has made us a preferred choice for customers seeking top-notch threaded flange solutions.

Over the years, we have built solid relationships with renowned manufacturers and have access to a comprehensive range of BS4504 Carbon Steel Threaded Flanges and Stainless Steel Threaded Flanges. Our inventory comprises flanges crafted from high-quality stainless steel, ensuring exceptional durability, corrosion resistance, and longevity. We understand the criticality of precision and adherence to industry standards, which is why we source flanges that conform to the stringent specifications of the BS4504 standard.

Description of BS4504 Carbon Steel and Stainless Steel Threaded Flanges:

BS4504 refers to the British Standard for flanges, specifically flanges for pipes, valves, and fittings. The BS4504 standard provides specifications for various types of flanges, including threaded flanges. Here's a description of BS4504 Carbon Steel and Stainless Steel Threaded Flanges:

• Design and Dimensions:

BS4504 Carbon Steel Threaded Flanges: Carbon steel threaded flanges manufactured according to the BS4504 standard follow specific design and dimensional requirements. The flanges are typically made from carbon steel materials and feature threaded bolt holes for connection with threaded pipes or fittings.
BS4504 Stainless Steel Threaded Flanges: Stainless steel threaded flanges conforming to the BS4504 standard have similar design and dimensional requirements. The flanges are made from stainless steel materials and incorporate threaded bolt holes for secure connections with threaded pipes or fittings.

• Pressure Rating:

Both BS 4504 carbon steel and stainless steel threaded flanges manufactured according to the BS4504 standard are generally available in various pressure ratings. The pressure ratings are specified in terms of the flange's nominal pressure (PN), which indicates the maximum pressure the flange can withstand under operating conditions. Typical pressure ratings for BS4504 threaded flanges range from PN6 to PN40.

• Material Specifications:

BS4504 Carbon Steel Threaded Flanges: Carbon steel threaded flanges manufactured to the BS4504 standard are typically made from carbon steel materials, which may include various grades such as ASTM A105 or equivalent.
BS4504 Stainless Steel Threaded Flanges: Stainless steel threaded flanges conforming to the BS4504 standard are made from stainless steel materials, which can include different grades like 304, 316, or other suitable stainless steel grades as per the application requirements.

• Size Range:

BS4504 Carbon Steel and Stainless Steel Threaded Flanges are available in a range of sizes to accommodate different pipe diameters. The size range typically starts from small sizes, such as 1/2" (DN15), and extends up to larger sizes, commonly up to 4" (DN100), though larger sizes may also be available.
BS4504 Carbon Steel and Stainless Steel Threaded Flanges are designed to provide a reliable threaded connection between pipes, valves, and fittings. They conform to the British Standard requirements, ensuring compatibility and interchangeability between components manufactured to the same standard. It is important to consult the specific requirements of the application and reference the BS4504 standard for precise details on design, dimensions, pressure ratings, and material specifications of threaded flanges.

BS4504 Carbon Steel and Stainless Steel Threaded Flange Dimensions:

1.Dimensions are in millimeters(mm).

2.Dimensions can be specified by different purchasers.

The Differences between Raised Face(RF) and Flat Face(FF):

Raised Face (RF) Flanges:

Sealing Surface: RF flanges have a small raised section around the sealing surface. The raised face provides a compression area for the gasket, allowing it to deform and create a reliable seal when the flange is bolted to another flange.

Standard Design: RF flanges are the most commonly used flange type and are widely specified in various industries. They provide a secure and effective sealing solution for a wide range of applications.

Gasket Compatibility: RF flanges are compatible with a variety of gasket materials, including spiral-wound gaskets, ring-type joint (RTJ) gaskets, and flat gaskets. The raised face allows for proper compression and sealing of the gasket.

Bolt Length: RF flanges typically require longer bolts compared to FF flanges due to the added thickness of the raised face. The longer bolts ensure proper engagement and secure tightening of the flange assembly.

Flat Face (FF) Flanges:

Sealing Surface: FF flanges have a smooth, flat sealing surface without any protrusions or indentations. The flat face provides a flush contact area for the gasket, creating a reliable seal when compressed between two mating FF flanges.

Applications: FF flanges are commonly used in applications where the presence of a raised face could cause interference or damage, such as with certain types of valve connections or equipment with limited space.

Gasket Compatibility: FF flanges typically require flat gaskets, such as full-face gaskets or flat ring gaskets. These gaskets cover the entire face of the flange, ensuring a proper seal across the entire surface.

Bolt Length: FF flanges require shorter bolts compared to RF flanges since there is no raised face to account for. The shorter bolts provide sufficient clamping force for the flange assembly.

When Should BS4504 Threaded Flanges be used:

Cost Consideration: BS4504 Threaded flanges are generally more cost-effective compared to other types of flanges, such as welded flanges. If cost is a significant factor for your project, threaded flanges can be a suitable choice.

Frequent Disassembly: If you anticipate the need for frequent disassembly of the flange, threaded flanges offer convenience. The threaded connection allows for easy removal and reinstallation without requiring welding or specialized tools.

Low-Pressure Applications: BS4504 Threaded flanges are suitable for applications where the system operates at relatively low pressures. They can handle moderate pressure levels effectively. However, for high-pressure applications, other types of flanges, such as weld neck flanges or slip-on flanges, may be more appropriate.

Non-Critical Applications: If the application does not involve critical processes or components where leakage or failure could have severe consequences, BS4504 threaded flanges can be a viable option. They may be used in non-critical systems or applications where the consequences of a leak or failure are minimal.

Non-Vibrating Systems: BS4504 Threaded flanges may be used in systems with minimal vibration. Vibrations can potentially loosen the threaded connection over time, leading to leaks. If the system experiences significant vibration, other flange types that provide better resistance to loosening, such as weld neck flanges with a welded connection, may be more suitable.

Applications of BS4504 Carbon Steel and Stainless Steel Threaded Flanges:

BS4504 Carbon Steel and Stainless Steel Threaded Flanges find applications in various industries and piping systems. Here are some common applications where these flanges are used:

Plumbing Systems: BS4504 Carbon Steel and Stainless Steel Threaded Flanges are frequently utilized in plumbing systems, such as water supply networks, wastewater systems, and irrigation systems. They provide a secure connection between pipes, valves, and fittings, allowing for easy installation and maintenance.

Industrial Pipelines: BS4504 Carbon Steel and Stainless Steel Threaded Flanges are suitable for industrial pipelines that transport fluids or gases, including oil and gas pipelines, chemical processing plants, power plants, and refineries. Their threaded connection enables a reliable joint that can withstand moderate pressure and temperature conditions.

HVAC Systems: BS4504 Carbon Steel and Stainless Steel Threaded Flanges are employed in heating, ventilation, and air conditioning (HVAC) systems. They connect pipes, pumps, and other HVAC components, facilitating the efficient transfer of hot or cold air throughout buildings or industrial facilities.

Process Piping: In various process industries, such as food and beverage, pharmaceuticals, and petrochemicals, BS4504 Carbon Steel and Stainless Steel Threaded Flanges are used for process piping. They provide a secure and easily detachable connection for conveying liquids, gases, or powders in manufacturing and production processes.

Water Treatment Plants: BS4504 Carbon Steel and Stainless Steel Threaded Flanges are utilized in water treatment plants for connecting pipes and components in filtration systems, pumping stations, and distribution networks. They play a crucial role in ensuring the safe and efficient treatment and distribution of potable water.

General Industrial Applications: BS4504 Carbon Steel and Stainless Steel Threaded Flanges are used in a wide range of general industrial applications where a threaded connection is preferred or required. This includes equipment manufacturing, machine assembly, and various utility pipelines.