GOST FLANGE STANDARD

GOST STANDARD
GOST/ГОСТ 12836-67 Flange Standard Blind Flange 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
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

All the flange list

ANSI/ASME FLANGE STANDARDEN FLANGE STANDARDBS FLANGE STANDARD
DIN FLANGE STANDARDJIS FLANGE STANDARDUNI FLANGE STANDARD
API 6A/6B/6BX FLANGE STANDARDAWWA FLANGE STANDARDKS FLANGE STANDARD
GOST/ГОСТ FLANGE STANDARDISO FLANGE STANDARDAS FLANGE STANDARD
SANS/SABS FLANGE STANDARDLONG WELD NECK FLANGEASME VIII FLANGE

 

All dimensions are in "mm" and All weights are in "kg" unless noted otherwise specified.

you may also check non standard sizes flange weight online calculation,flange surface area online calculation,flange surface volume online calculation from our pipeline tool link:

https://alloypipefitting.com/flange-calculator.html

The whole weight and dimension list of  flange directory

Flange-dimension-and-weight