GOST Flanges

GOST Standard Flanges

GOST Flanges Preface

  • Sizes: 1/2″ to 48″
  • Pressure Class: Class 150-2500
  • Custom Size: Yes
  • Connections : Flanged/ Threaded
  • Flowing Medium: Liquid/ oil/Solvents

 

 

 

Russian Standard GOST 12821 80 Flange Manufacturer in India As Per ANSI B16.47

Dimensions Format of GOST 12821-80 Flanges

Dimensions Format of GOST 12821-80 Flanges

Проход условный Dy h4 d1 b Dn Dm Масса, кг
с впадиной с выступом с пазом с шипом с соединительным выступом
10 27 8 10 15 22 0,32 0,34 0,33 0,34 0,34
20 30 18 26 36 0,50 0,53 0,52 0,53 0,53
25 25 12 33 42 0,72 0,77 0,75 0,75 0,76
40 35 38 46 60 1,28 1,37 1,34 1,30 1,36
50 49 58 70 1,44 1,51 1,47 1,46 1,53
80 37 78 13 90 102 2,80 2,76 2,72 2,65 2,76
100 38 96 110 122 3,03 3,04 3,04 3,03 3,35
150 43 146 15 161 172 4,93 5,85 5,35 5,29 5,37
200 50 202 17 222 235 7,75 9,35 8,05 7,98 8,37
250 254 18 278 288 10,14 10,69 12,30 12,20 10,99
300 303 330 340 14,10 14,28 14,11 13,81 14,82
350 351 382 390 17,64 18,65 16,72 16,35 17,69
400 398 432 440 19,30 19,69 19,31 18,83 20,55
500 501 19 535 545 25,90 29,10 25,10 24,44 26,63
600 55 602 636 650 33,40 35,60 33,67 37,49 35,79
800 60 792 826 844 52,20 55,20 53,36 51,67 56,17
1000 992 21 1028 1044 – – – – 73,51
1200 70 1192 23 1228 1248 111,43
1600 95 1592 32 1628 1660 218,57

 

GOST 33259 Flange

GOST 33259 Flange

GOST Forged Flange

GOST Forged Flange

GOST 12821-80 Flange

GOST 12821-80 Flange

 

Table of Content
GOST Flanges Specification

GOST Flanges Specification

Find GOST Flanges Manufacturer in India who provides BSPT, BSPP and NPT Threads as per Standards

Types
GOST Flanges Types
  • Blind
  • Weld Neck
  • Socket Weld
  • Slip On
Sizes
GOST 33259 Flange Sizes
  • NPS: 1/2″ to 48″
  • SCH: Sch 5 to XXS
  • Class:150 to 2500#
  • Custom Size Available
Equipment
GOST 12821 Slip On Flanges Equipment
  • Press machine
  • Pushing Machine
  • Bending machine
  • Sand-blasting machine
Advantages
GOST 12820 Raised Face Flanges Advantages
  • Easy Installation
  • Size Availability
  • Versatile
Testing Facility
GOST 12836 Blind Flange Facility
  • NDT
  • X-ray Detector
  • Hydro test
Supporting Material
GOST 12821 80 Flange Material
  • Flange Bolts
  • Gasket
  • Ring Joint
Threads
GOST Forged Flange Threads
  • BSPT
  • NPT
  • BSPP
  • FNPT, MNPT
Testing
GOST 12815 Orifice Flanges Testing
  • Tensile
  • Hardness test
  • PMI
  • Pressure
Process
GOST Standard Flanges Process
  • Cutting
  • Forging
  • Rolling
  • Casting
Finish
GOST 12836 Blind Flange Finish
  • Mirror
  • Serrated
  • Smooth
  • Spiral/Concentric
Face
GOST Flanges Face
  • RTJ
  • T&G
  • RF
  • FF
Origin
GOST 12821-80 PN16 Slip On Flange Origin
  • European
  • Korean
  • Japan
  • Indian

GOST Standard Flanges are Available in Class 150 to Class 2500, in Dimensions like ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, AWWA

Buy GOST 12820 Plate and Weld Neck Flange With Size Ranging DIN15 to DIN1600 At Factory Price

GOST 33259 Threaded Flanges Sizes Chart

Check GOST Flanges Manufacturer in India who offers wide Range of Sizes

TYPE PN1.0Mpa PN0.6Mpa PN2.5Mpa PN1.6Mpa PN6.3Mpa PN4.0Mpa PN10.0Mpa
Blind DN15- DN2000 DN15- DN2000 DN15- DN2000 DN15- DN2000 DN15- DN1800 DN15- DN2000 DN15- DN1800
Plate/Flat DN15- DN2000 DN15- DN2000 DN15- DN2000 DN15- DN2000 DN15- DN1500 DN15- DN1800 DN15- DN1500

Supplier Of GOST Standard Flanges in Mumbai, Refer GOST 33259 Flange Dimensions

Dimension Chart Of PN0.6MPa GOST 12821-80 Flange
Проход условный Dy (d1) (b) (Dm) (Dn) Масса, кг
выступом (C) соединительным выступом (C) пазом (C) шипом (C) впадиной (C)
10 8 10 22 15 0,34 0,34 0,33 0,34 0,32
20 18 36 26 0,53 0,53 0,52 0,53 0,50
32 31 12 50 39 1,08 1,10 1,08 1,08 1,04
40 38 60 46 1,37 1,36 1,34 1,30 1,28
65 66 88 77 2,06 1,97 1,75 1,72 1,83
80 78 13 102 90 2,76 2,76 2,72 2,65 2,80
100 96 122 110 3,04 3,35 3,04 3,03 3,03
125 121 15 148 135 4,24 4,66 4,55 4,50 3,66
200 202 17 235 222 9,35 8,37 8,05 7,98 7,75
250 254 18 288 278 10,69 10,99 12,30 12,20 10,14
350 351 390 382 18,65 17,69 16,72 16,35 17,64
400 398 440 432 19,69 20,55 19,31 18,83 19,30
500 501 19 545 535 29,10 26,63 25,10 24,44 25,90
600 602 650 636 35,60 35,79 33,67 37,49 33,40
800 792 844 826 55,20 56,17 53,36 51,67 52,20
900 892 21 944 926 – 66,79 – – –
1000 992 1044 1028 73,51
1400 1392 27 1456 1428 156,58
1600 1592 32 1660 1628 218,57
Weight Chart of GOST 12820 Flanges

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Standard Class Dia No of Bolts Bolt Circle Diameter Bolt Size Dia of Bolt Hole
AS 2129 Table C 95 4 67 13 14
Table H 114 4 83 16 17
Table E 95 4 67 13 14
Table F 95 4 67 13 14
Table D 95 4 67 13 14
Table J 114 4 83 16 17
AS4087s PN14 95 4 67 M12 14
ISO 7005 (DIN) PN20 90 4 60.5 M14 16
PN16 95 4 65 M12 14
PN25 95 4 65 M12 14
PN6 80 4 55 M10 11
PN10 95 4 65 M12 14
PN40 95 4 65 M12 14
ANSI B16.5s ANSI 300 95 4 67 13 16
ANSI 150 89 4 60 13 16
ANSI 1500 121 4 83 19 22
ANSI 900 121 4 83 19 22
ANSI 600 95 4 67 13 16
PN1.0MPa GOST 12821-80 Flange Dimensions Table

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Проход условный Dy (Dm) (Dn) (d1) (h4) (b) Масса, кг
впадиной (C) выступом (C) пазом (C) шипом (C)
10 25 15 8 33 10 0,48 0,50 0,49 0,50
20 38 26 18 36 12 0,81 0,87 0,83 0,87
32 55 39 31 40 13 1,45 1,53 1,49 1,50
40 62 46 38 42 1,71 1,78 1,78 1,74
50 76 58 49 2,15 2,23 2,21 2,15
80 105 90 78 47 15 3,46 3,60 3,65 3,54
100 128 110 96 48 17 4,49 4,70 4,54 4,50
125 156 135 121 57 19 6,27 6,58 6,23 6,12
150 180 161 146 7,77 8,20 8,90 8,80
200 240 222 202 58 10,47 11,00 10,32 10,28
250 290 278 254 60 21 13,86 14,39 13,83 13,64
300 345 330 303 22 17,70 19,30 18,90 18,52
350 400 382 351 22,56 21,70 23,00 22,70
400 445 432 398 27,65 30,35 28,50 28,00
500 550 535 501 65 24 37,00 40,00 37,60 36,91
600 650 636 602 46,60 50,00 48,70 45,52
800 850 826 792 75 27 80,40 86,10 84,28 81,25
Dimensions Chart Of PN1.6MPa GOST 12821-80 Flange
Проход условный Dy (d1) (Dm) (Dn) (h4) (b) Масса. кг
выступом (C) шипом (C) впадиной (C) соединительным выступом (C) пазом (C)
10 8 26 15 33 12 0.60 0.59 0.58 0.59 0.58
20 18 28 26 36 0.87 0.85 0.82 0.87 0.84
32 31 55 39 40 13 1.54 1.50 1.48 1.54 1.50
40 38 64 46 42 1.81 1.77 1.77 1.85 1.81
50 49 76 58 45 2.24 2.17 2.16 2.28 2.23
80 78 110 90 50 17 4.15 4.06 4.04 4.21 4.17
100 96 130 110 4.80 4.72 4.65 4.90 4.78
150 146 180 161 57 19 8.28 7.96 7.88 8.30 8.08
200 202 240 222 58 21 11.72 11.04 11.28 11.79 11.20
250 254 292 278 65 23 15.00 16.67 14.30 17.36 16.86
300 303 346 330 66 24 22.65 21.60 20.83 22.76 22.10
400 398 450 432 75 32 42.64 41.00 41.10 43.00 41.70
450 450 506 484 85 34 53.50 51.40 52.20 54.00 52.40
600 602 660 636 90 41 97.81 94.50 96.73 99.30 96.60
700 692 750 726 95 43 105.97 100.70 102.00 105.90 101.10
800 792 850 826 45 118.79 124.80 115.00 130.57 127.6
PN2.5MPa GOST 12821-80 Flange Dimensions

GOST Flanges Supplier In India Gives Superior Quality Of Flanges As Per Manufacturing Standards

Проход условный Dy (b) (d1) (h4) (Dm) Масса, кг
впадино (C) шипом (C) пазом (C)
10 14 8 33 26 0,66 0,68 0,67
32 16 31 43 56 1,78 1,81 1,80
40 38 45 64 2,10 2,11 2,15
65 19 66 50 96 3,60 3,55 3,62
100 21 96 58 132 6,27 6,41 6,49
125 23 121 65 160 9,14 9,27 9,37
200 27 202 75 245 16,86 16,36 16,62
250 29 254 300 23,27 25,37 25,74
300 32 303 80 352 31,94 32,42 33,16
350 36 351 85 406 44,68 45,40 46,23
500 44 500 100 570 86,50 86,48 88,08
600 49 600 115 670 105,70 119,50 122,17
800 55 790 135 874 209,00 210,00 214,68
1000 59 992 150 1084 – – –
Dimensions Of PN16 GOST 12820 Flat Flange

Dimensions Of PN16 GOST 12820 Flat Flange

(Dn)millimeter (D1)millimeter (D)millimeter (b)millimeter (dв)millimeter (n-￠) (d)millimeter Weight In Kilogram
15 65 95 12 19 4 14 0.61
20 75 105 14 26 4 14 0.86
25 85 115 16 33 4 14 1.17
32 100 135 16 39 4 18 1.58
40 110 145 17 46 4 18 1.96
50 125 160 19 59 4 18 2.58
65 145 180 21 78 4 18 3.42
80 160 195 21 91 4 18 3.71
100 180 215 23 110 8 18 4.73
125 210 245 25 135 8 18 6.38
150 240 280 25 161 8 22 7.81
200 295 335 27 222 12 22 10.10
250 355 405 28 273 12 26 14.49
300 410 460 28 325 12 26 17.78
350 470 520 30 377 16 26 22.88
400 525 580 34 426 16 30 31.00
500 650 710 44 530 20 33 57.01
600 770 840 45 630 20 39 80.03
800 950 1 020 49 820 24 39 104.41
1000 1170 1255 58 1 020 28 45 179.37
1200 1390 1485 71 1220 32 52 297.78
PN16 GOST 12836 Blind Flange Dimensions Chart

Stainless Steel Metals Blind Flange Dimension

NPS WT In KG (D1) (D) Holes Number (D3) (H) (b) (D4) (h1) (D2)
20 105 58 75 12 2 16 2 14 0.55 4
32 135 78 100 12 2 28 2 18 0.91 4
50 160 102 125 14 2 46 3 18 1.55 4
80 195 138 160 14 2 76 3 18 2.44 4
125 245 188 210 16 2 118 3 18 4.69 8
150 280 212 240 18 2 142 3 23 6.99 8
200 335 268 295 20 2 196 3 23 11.49 12
250 390 320 355 24 2 244 3 27 19.74 12
350 460 438 470 32 3 344 4 27 44.22 16
400 520 490 525 34 3 390 4 30 59.86 16
600 710 720 770 45 4 590 5 40 161.98 20
800 840 900 950 52 4 780 5 40 300.6 24
1200 1485 1325 1390 75 4 1180 5 52 922.18 32
Stock and Supply Customized GOST Slip On and and Blind Flange For Offshore Oil Industries
Applications Of GOST Pipe Flange

GOST Flanges Supplier In India Gives Flanges As Per Customers Requirement In various Finishes

Applications Of GOST Pipe Flange

GOST 33259 Flange Dimensions

Explore GOST Flanges Stockist in India who offers Appropriate Dimensions

Diaconditional (DN), mm O.D. Of (D), mm ID (dB), mm mounting holes no (n), pcs Spacing Dia(D0), mm wall thick (b), mm Weight ,kilogram
20 90/105 19 4/4 65/76 12/12 0.5 / 0.7
32 120/135 39 4/4 90/100 13/14 1.1 / 1.4
40 130/145 46 4/4 100/110 13/15 1.2 / 2
65 160/180 78 4/4 130/145 13/17 1.6 / 2.8
100 205/215 110 4/8 170/180 15/19 2.8 / 4
150 260/280 161 8/8 225/240 17/21 4.4 / 6.6
250 370/390 273 12/12 335/350 20/23 7.6 / 10
300 435/440 325 12/12 395/400 20/24 10.2 / 13
350 485/500 377 12/16 445/460 22/24 12.6 / 16
500 640/670 530 16/20 600/620 25/28 19/28
800 975/1010 820 24/24 920/950 27/37 46/79
1000 1175/1220 1020 28/28 1120/1160 31/43 64/118
Wall Thickness Of GOST 12821-80 Slip On Flange
NPS OD Thickness
(T)		 No of Bolt Holes RF Dia Bolt Circle Hole Dia Dia of Hub Top
(HT)		 SO Bore ID
(SB)		 Dia Hub Base
(HB)		 WN Bore ID
(WB)		 WN Len
(WL)
1⁄2 3.50 0.38 4 1.38 2.38 0.62 0.84 0.88 1.19 0.62 1.81
1 4.25 0.50 4 2.00 3.12 0.62 1.32 1.36 1.94 1.05 2.12
2 6.00 0.69 4 3.62 4.75 0.75 2.38 2.44 3.06 2.07 2.44
3 7.50 0.88 4 5.00 6.00 0.75 3.50 3.57 4.25 3.07 2.69
4 9.00 0.88 8 6.19 7.50 0.75 4.50 4.57 5.31 4.03 2.94
6 11.00 0.94 8 8.50 9.50 0.88 6.63 6.72 7.56 6.07 3.44
10 16.00 1.12 12 12.75 14.25 1.00 10.75 10.88 12.00 10.02 3.94
14 21.00 1.31 12 16.25 18.75 1.12 14.00 14.14 15.75 13.25 4.94
18 25.00 1.50 16 21.00 22.75 1.25 18.00 18.18 19.88 17.25 5.44
20 27.50 1.62 20 23.00 25.00 1.25 20.00 20.20 22.00 19.25 5.62
24 32.00 1.81 20 27.25 29.50 1.38 24.00 24.25 26.12 23.25 5.94
Get GOST 12815 80 Pipe Flanges in Various Types With Pressure Class PN0.6Mpa upto PN160Mpa
GOST 12821-80 Flange Pressure Ratings
Class Temp °F 300 150 600 400 1500 900 2500
200 675 260 1350 900 3375 2025 5625
400 635 200 1270 845 3170 1900 5280
500 600 170 1200 800 2995 1795 4990
650 535 125 1075 715 2685 1610 4475
750 505 95 1010 670 2520 1510 4200
800 410 80 825 550 2060 1235 3430
850 270 65 535 355 1340 805 2230
900 170 50 345 230 860 515 1430
1000 50 20 105 70 260 155 430
Faces of GOST 33259 Threaded Flanges

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  • Flat Face
  • Raised Face
  • Ring Type Joint
  • Male And Female
  • Tounge & Groove
  • Lap Joint
GOST Forged Flange Manufacturing Process

GOST Forged Flange Manufacturing Process

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Country Name Flag Country Name Flag
Algeria Algeria Nigeria Nigeria
Zambia Zambia Ghana Ghana
Tunisia Tunisia South Africa South Africa
Kenya Kenya Angola Angola
Tanzania Tanzania Morocco Morocco
Egypt Egypt Ethiopia Ethiopia
Registered Office: 23, Dhumal House, 1st Floor, Room No.4, 1st Carpenter Street, Mumbai, India
Factory: N-3 Patalganga MIDC, Kasap, Taluka- Panvel, Dist- Raigad, Maharashtra 410206
Phone No.: +91 22 66103554 | Email: info@dineshindustries.com
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