What is ASME B16.47 series b class 400 weld neck flange?
The ASME B16.47 class 400 series B weld neck flange is a high strength flange type. ASME B16.47 Series B Class 400 Weld Neck Flange is recognized by a long hub or face type. The face helps evenly distribute the load on the flange in the system. The B16.47 Series B Class 400 Weld neck Flange is suited for larger diameter flanges and can handle higher pressures and temperatures. The versatile Series B 400 Lbs Weld Neck Pipe Flanges can connect piping devices of different sizes. The flanges allow room for maintenance and have a long service life. They are designed in raised, flat, and rtj type specifications. The ASME B16.47 Series B Class 400 Raised Face Weld Neck Flange has a raised face near the bolting area. This allows them to have a strong sealing and can connect with different gasket types. The flat flanges have a flat face type in comparison to raised face finish.
ASME B16.47 Series B Class 400 Weld Neck Flange dimensions, weight and specification

ANSI b16.47 series b 400lb WNRF flange and sr b cl400 WN flanges suppliers in UAE
How to calculate ANSI b16.47 series b 400lb WNRF flange weight?
The ANSI b16.47 series b 400lb WNFR flange weight can be calculated based on geometrical or mathematical modelling. A Series B Class 400 Wnrf Flange can be calculated using the formula below.
Weight= sectional area x length x density and convert the weight to kilograms and divide the product by 1,000.
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Is series b Cl400 WN Flange suitable for marine use?
The series b Cl400 WN flange is employed to connect equipment where conditions are severe and critical. ASME B16.47 Series B Cl 400 Rf Weld Neck Flange can work in high pressure and temperatures where fluctuations are constant. The flanges can handle different corrosive environments, common in marine environments. A Series B 400 Lb WN Flange can also handle volatile, hazardous material in sub-zero and chloride induced conditions.
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How long does series b cl 400 reducing weld neck flange last?
The longevity of a series b class 400 flange is designed based on its usability in harsh environments. If the Series B Cl 400 Reducing Weld Neck Flange is subject to higher pressure, then supposed to it may disintegrate. To combat the problem the flanges can be painted and properly maintained to increase their service life.
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What are the advantages & disadvantages of ANSI b16.47 series b #400 RTJ WN flange?
An RTJ WN flange of these series is designed to handle high pressure and temperature applications. The ANSI B16.47 series b 400# RTJ WN Flange ensures a strong sealing to grove the material. The flanges have good performance and are suited for cyclic stresses, and work well in corrosive environments. However, the flanges have a high cost and have a complex configuration, giving them better machining control.
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How to recognize a defective ASME b16.47 series b cl 400 RF weld neck flange?
The quality of a flange is very important to allow it to work in the system. This is why you should be able to recognize defects in the ANSI B16.47 Series B Class 400 Welding Neck Flanges. The visual test is the best method used to check any defects. If you spot any leaks or corrosion build-up swiftly move to a different piece. Another way to check for defects is to check the certifications offered by the dealer.