GOST/ГОСТ FLANGE STANDARD

Standard:

GOST/ГОСТ 12815-80 Standard, Flanges for valves, fittings and pipelines for Pnom from 0,1 to 20 MPa (from 1 to 200 kgf/sqsm). Types. Connecting dimensions and dimensions of sealing surfaces.

GOST/ГОСТ 12816-80 Standard. Flanges for valves, fittings and pipelines for Pnom from 0,1 to 20 MPa (from 1 to 200 kgf/sqsm). General technical requirements

GOST/ГОСТ 12820-80 Standard, Steel plane welded flanges for Pnom from 0,1 to 2,5 MPa (from 1 to 25 kgf/cm2). Design and dimensions

GOST/ГОСТ 12821-80 Flange Standard. Steel butt-welded flanges for Pnom from 0,1 to 20,0 MPa (from 1 to 200 kgf/cm2). Design and dimensions

GOST/ГОСТ 12836-67 Flange Standard. Blind Flange Dimensions.

Dimensions:

GOST /ГОСТ 12820 Plane flange / Flat flange Dimensions. PN6- 0.6Mpa.

GOST /ГОСТ 12820 Plane flange / Flat flange Dimensions. PN10- 1.0Mpa

GOST /ГОСТ 12820 Plane flange / Flat flange Dimensions. PN16- 1.6Mpa

GOST /ГОСТ 12820 Plane flange / Flat flange Dimensions. PN25- 2.5Mpa

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN10- 1.0Mpa.

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN16- 1.6Mpa.

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN25- 2.5Mpa.

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN40- 4.0Mpa.

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN63- 6.3Mpa.

GOST /ГОСТ 12821 Welding neck flange Dimensions. PN100- 10Mpa.

GOST /ГОСТ 12836 Blind Flange Dimensions. PN10- 1.0Mpa.

GOST /ГОСТ 12836 Blind Flange Dimensions. PN16- 1.6Mpa.

GOST /ГОСТ 12836 Blind Flange Dimensions. PN25- 2.5Mpa.

GOST /ГОСТ 12836 Blind Flange Dimensions. PN40- 4.0Mpa.

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