A CS flange GOST 12820-80 PN10 PN16 is a flat welded flange designed for low to medium pressure piping systems. It is widely used in industrial pipelines for connecting pipes, valves, pumps, and other equipment.

CS flange GOST 12820-80 PN10 PN16

$999,999,999.00

Quantity

Standard

Design Standard: GOST 12820-80

Type: Flat Welded Flange (Plate Flange)

Pressure Rating

PN10: Nominal pressure 1.0 MPa

PN16: Nominal pressure 1.6 MPa

Material

Carbon Steel (e.g., ASTM A105 equivalent or Russian grades such as St20, St3)

Optional: Stainless Steel or Alloy Steel upon request

Size Range

DN Range: DN15 – DN2000

Facing Type

Raised Face (RF)

Flat Face (FF)

Manufacturing Process

Forged or Plate Cut

Machined sealing surface

Surface Treatment

Anti-rust oil

Black painting

Galvanized (optional)

Temperature Range

Typically: -20°C to +300°C (depending on material grade)

Applications

Oil & Gas pipelines

Petrochemical industry

Water supply and drainage systems

Power plants

General industrial piping systems

Inspection & Testing

Dimensional inspection

Visual inspection

Material certification (Mill Test Certificate EN 10204 3.1)

Optional: NDT (UT, RT)

Marking

Standard (GOST 12820-80)

Nominal size (DN)

Pressure rating (PN10 / PN16)

Material grade

Manufacturer’s mark

CS flange GOST 12820-80 PN10 PN16

Product Info