GOST Forged Steel Flange
Industry forged steel flanges Manufacturer Rayoung supplies GOST Flanges, GOST 12820-80, GOST 12821forged Flange, GOST Flanges in forged steel, Stainless Steel, Carbon steel, etc.
Standard: Plate Flanges(GOST12820-80),Blind Flanges(GOST12836-67); Welding neck Flanges(GOST12821-80); Steel Butt-Welded Flanges GOST12821-80
Surface Treatment: Anti-rust Oil, Transparent/Yellow/Black Anti-rust Paint, Zinc, Hot-dipped Galvanized.
Usage: Oil Field, Offshore, Water System, Shipbuilding, Natural Gas, Electric Power, Pipe Projects, etc.
Production Description
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 Flange (GOST12821-80), Plate Flange (GOST12820-80), Blind Flange (GOST12836-67) and Butt-Welded Flange (GOST12821-80) and so on.
Pressure ratings : PN6 through PN160MPa,
Range: DIN15 – DIN1600.
Use: offshore oil industries, oil fields, natural gas industries, and water systems.
Surface Treatment: anti-rust paint, oil black paint, yellow transparent, and zinc plate.
We are recognized as a Trusted Manufacturer and exporter of GOST Flange Dimensions.
- GOST Slip On Flange
- GOST Socket Weld Flanges
- GOST Blind Flanges / Dummy Flange
- GOST Threaded / Screwed Flanges
- GOST Orifice Flanges
- GOST Lap Joint Flanges
- GOST Plate Flange
GOST Flange Specification
| Specification | GOST Standard Flange (GOST 33259, GOST 12820, GOST 12821 flanges) |
|---|---|
| Schedule | SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180 To XXS |
| Flange Test | Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector |
| Flange Equipment | Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc |
| Coating | Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized |
| Manufacturer Length | NPS 1⁄₂” To NPS 48” |
| Face Type | RTJ/ FF/ RF/ lap joint/ Male & Female / Tongue & Groove. |
| Forging Methods | Casting/ Forging/ Rolling/ Cutting |
| Supporting Material | Gasket/ Ring Joint/ Flange Bolts |
| Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production Technique | Forged/ Heat treated and machined |
| Manufacturer of | Forged/ Threaded/ Screwed / Plate |
| Manufacturer Pressure Class | Class 150 (lb) up to 24″ Class 300 (lb) up to 20″ Class 600 (lb) up to 20″ Class 900 (lb) up to 16″ Class 1500 (lb) up to 10″ Class 2500 (lb) up to 8″ |
| Application | Bitumen upgraders Heavy oil refineries. Nuclear power (mostly seamless). Petrochemicals and acids. |
Cooperate with Rayoung, you will enjoy the following benefits.
Rayoung–A leading Butt Weld pipe fittings, flanges and steel pipes supplier& factory in China.
We’re here to help with your industry pipe fittings and flange needs. Rayoung has been in the business of industrial pipe fittings since 1983, and we’re confident we can help you find a solution more quickly, affordably, and with greater expertise than the competition.
We’d love to learn more about your project today!
Pre-sale Service
After-sale Service
Free Sample
Fast Quotation
Cerfifications
Test & Inspection
Customers say:
Talk About Your Needs
We respect your privacy and will not share your personal information with third parties or partners.
