GOST /ГОСТ 12821 Welding neck flange Dimensions PN63 6.3Mpa

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

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Flange-dimension-and-weight

WELD NECK FLANGE GOST, ГОСТ 12821-80

WELD NECK FLANGE GOST, ГОСТ 12821-80


Flange Dimensions & Approximate Masses / Flange's Weight

PN63- 6.3Mpa.                    Dimensions in mm.

PN = 6,3 Мpа
15 105 75 14 38 19 12 16 46 4 1,15
20 125 90 18 48 26 18 18 54 4 1,80
25 135 100 18 52 33 25 20 56 4 2,30
32 150 110 22 64 39 31 21 60 4 2,94
40 165 125 22 74 46 37 21 65 4 3,75
50 175 135 22 86 58 47 23 67 4 4,63
65 200 160 22 106 77 64 25 72 8 6,29
80 210 170 22 120 90 77 27 72 8 7,22
100 250 200 26 140 110 94 29 77 8 10,71
125 295 240 30 172 135 118 33 95 8 17,13
150 340 280 33 206 161 142 35 105 8 24,60
200 405 345 33 264 222 198 41 110 12 36,60
250 470 400 39 316 278 246 45 115 12 50,89
300 530 460 39 370 330 294 50 120 16 68,15
350 595 525 39 430 382 342 56 140 16 98,68
400 670 585 45 484 432 386 62 155 16 135,80
500 800 705 52 594 535 485 66 165 20 192,74
600 925 820 56 704 636 585 71 180 20 269,27
800 1165 1050 62 920 826 785 85 225 24 463,87
1000 1415 1290 70 1160 1028 985 92 280 28 980,60
1200 1 665 1 530 78 1386 1 228 1185 95 315 32 1
263,72
● Production Capacity & Purchase Details
1. Supply Flange Dimension DN15 - DN2000 (1/2" - 120"), Forged Flange.
2. Material Carbon Steel: CT20, C22.8, RST37.2, S235JR, P235GH, P245GH, P250GH, ASTM A105 etc.
3. Material Stainless Steel: ASTM A182 F304 (1.4306), F304L(1.4307), F316(1.4404), F316L(1.4404), F321(1.4541) etc.
4. Flanges surface: Anti Rust Oil, Black Paint, Yellow Paint Coating, Hot Dipped Galvanized, Cold Galvanized ,FBE epoxy etc.
5. Quality Guarantee: EN10204 3.1 Certificate, NDE report.6.Stock below 24inch flange for all pressure class7.Provide ASME VIII design for 64in flange, 68in flange,72in flange,80in flange,88in flange,96in flange,100in flange,120in flange,etc

GOST/ГОСТ standard flange dimension and weight 

GOST/ГОСТ 12836-67 Flange Standard Blind Flange Dimensions
GOST /ГОСТ 12820 Plate flange / Flat flange Dimensions PN6 0.6Mpa
GOST /ГОСТ 12820 Plate flange / Flat flange Dimensions PN10 1.0Mpa
GOST /ГОСТ 12820 Plate flange / Flat flange Dimensions PN16 1.6Mpa
GOST /ГОСТ 12820 Plate 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 STANDARD EN FLANGE STANDARD BS FLANGE STANDARD
DIN FLANGE STANDARD JIS FLANGE STANDARD UNI FLANGE STANDARD
API 6A/6B/6BX FLANGE STANDARD AWWA FLANGE STANDARD KS FLANGE STANDARD
GOST/ГОСТ FLANGE STANDARD ISO FLANGE STANDARD AS FLANGE STANDARD
SANS/SABS FLANGE STANDARD LONG WELD NECK FLANGE ASME VIII FLANGE