GOST Standard Flanges

Specifications GOST Flanges
Size Ranges From 1/2 inch (i.e. 15 NB) upto 48 inch (i.e. 1200NB)
Standards ASME | BS | DIN | ANSI | GOST | EN Flange
JIS Standards 5 K, 10K, 16K, 20 K, 30K, 40K, 63 K
Pressure PN25Mpa, PN16 Mpa, PN100Mpa, PN6 Mpa, PN40 Mpa, PN10Mpa, PN64 Mpa, PN160 Mpa
EN Standard 6Bar, 10 Bar, 16Bar, 25 Bar, 40Bar



    Product Details


    GOST Standard Flanges are a set of flanges that are governed by the GOST standard, which is a standard system from Russia. The flanges can be of different shapes, sizes, pressure classes and grades. There are welding neck flanges, blind flanges, plate flanges, butt weld flanges and so on. The GOST 12821 80 flange belongs to one of many pressure classes which range from class 150 to 2500 which correlate to their pressure capacities in lbs.

    There are also pressure ratings of these flanges in PN6 through PN160MPa. The flanges are in threaded, reducing, spectacle, SORF, WNRF, BLRF and SWRF types. They can be coated with anti-rust paint, oil black paint, yellow transparent and zinc plate. The GOST 12815 Pipe Flange can be in different dimensions according to standards B16.5, B16.47 or others. The GOST 33259 Flange can be made up of stainless steel, duplex steel, super duplex steel, nickel alloys and copper alloys.

    Customized Sizes for GOST Standard Flanges Types


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    Custom Containers FAQs

    HeBei Pengrun Pipe Fittings Manufacturing Co., Ltd. Professional productionHigh-pressure alloy steel pipes, alloy pipe fittings, forged pipe fittings,socket fittings , threaded fittings high-pressure thick-walled pipe fittings, and high-pressure forged flanges are available. with various specifications, materials, and capabilities ,Our products are in line with American standards, German standards, Japanese standards, British standards, and Russian standards. With a stock of 50,000 tons, we ensure product quaIity and guarantee prompt and fast delivery.

    our main products include high-pressure forged flanges, steel elbow, Elbow, tee, reducing pipe, forged pipe fittings, and high-pressure alloy seamless steel pipe.

    We strictly in accordance with the ISO9001 quality management system for production and management, while the introduction of advanced testing equipment and methods to ensure that each product is in line with the standard.

    Our elite sales staff and our veteran machinists work together to ensure that the highest quality of care is implemented in every stage of creating each precision engineered flange that leaves our shop. Our QC department works tirelessly to inspect each flange before releasing it for shipping. Standard lead times at Coastal Flange are some of the quickest in the industry and turnaround times are typically only a few days when raw material is in stock.

    Yes, we pay great attention to the customer’s needs and personalized requirements, from design, research and development, production and installation of customized services throughout the process.

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