FLANGES GOST 12815-80
Standard: GOST 12815-80
Material: Carbon steel, Low-alloy steel, Stainless steel.
Nominal Bore (DN): 10 - 2000 mm.
Nominal Pressure (PN): 0.1 - 20.0 MPa.
Temperature Range: -70°C - +300°C.
Working Medium: Hot and cold water, oil, gas, air, sewage products, acids, gases, etc.
Flanges manufactured according to GOST 12815-80 are used for connecting pipes, fittings, tanks, and other elements of pipeline systems. They provide a reliable, hermetic connection, resistant to high pressures and various working environments.
Materials:
- Carbon Steel: Steel 20, 09G2S.
- Stainless Steel: 12X18H10T, 10X17H13M2T, 06XH28MDT.
- Other Steels: A105, AISI 304, AISI 316, AISI 321.
Flanges are produced with various sealing surface designs:
- Type 1: With a connecting protrusion.
- Type 2: With a raised face.
- Type 3: With a recess.
- Type 4: With a spigot.
- Type 5: With a groove.
- Type 6: For a lens gasket.
- Type 7: For an oval gasket.
- Types 8 and 9: With a spigot and groove for a fluoroplastic gasket.
