Dinesh Industries > GOST Standard Flanges

GOST Standard Flanges

Check GOST Flanges Dimensions, GOST 12821 80 flange Manufacturer

GOST Standard Flanges abide by the standard called GOST. It is a Russian standard that adapts to the standards of European, Asian standards and many other national standards. Dinesh Industries is a producer of different flanges in different material grades that come with the GOST standard. The Gost Standard Flange Dimensions vary with specification and other standards. There are small to medium scale diameter flanges that operate in different applications. The Gost 12821 Flange is a stainless steel flange that can range between the DIN15 to DIN1600. There are different types of the flanges as well. The GOST 12821 80 flange is used in oil fields, offshore oil industries, natural gas industries and in water systems.

GOST Standard Flanges

View GOST 12821 Stainless Steel Flanges Pressure Chart & GOST 12821-80 Flanges Weight

The electric power plants and shipbuilding industries use this standard of flanges as well. There are different types such as the weld neck, slip on, butt weld and blind flanges. The Ghost Blind Flange is used to terminate a pipe line either temporarily or permanently. The Ghost Weld Neck Flange is used to have more welding surface and strength over connection. The Ghost Plate Flange is used to add more connection surface to blunt pipe ends and the Ghost Slip On Flange is useful when connecting seamless pipes together. You can get any types of flanges from us and please feel free to contact us with your inquiry.

Specification List of GOST Standard Flanges

Producty Type GOST Flanges
Size ½” to 48″
Pressure Class Ratings Class 1500, Class 150, Class 400, Class 900, Class 300, Class 2500, Class 600 | PN16, PN40, PN6, PN10, PN64, PN25
Specialize As per drawing
Standard ANSI B16.47, MSS SP44, ANSI B16.5, ANSI B16.36, ANSI B16.48 ,JIS,DIN,BS4504,SABS1123,EN1092-1, UNI,AS2129,GOST-12820DIN : DIN2527, DIN2633, DIN2636, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2637, DIN2638, DIN2656, DIN2627,
DIN2628, DIN2629, DIN 2631, DIN2634, DIN2635, DIN2632, DIN2673B.S : BS1560, BS4504, BS4504 , BS10
Connection Type / Flange Face Type Flat Face, Large Male-Female, Ring Type Joint, Lap-Joint Face, Large Tongue & Groove, Raised Face, Small Male-Female, Small Tongue & Groove

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

Dimensions Format of GOST 12821-80 Flanges

GOST 12821-80 Flanges

Проход условный Dy d1 b h4 Dm Dn Масса, кг
с соединительным выступом с выступом с впадиной с шипом с пазом
10 8 10 27 22 15 0,34 0,34 0,32 0,34 0,33
15 12 28 28 19 0,40 0,40 0,38 0,40 0,40
20 18 30 36 26 0,53 0,53 0,50 0,53 0,52
25 25 12 42 33 0,76 0,77 0,72 0,75 0,75
32 31 33 50 39 1,10 1,08 1,04 1,08 1,08
40 38 35 60 46 1,36 1,37 1,28 1,30 1,34
50 49 70 58 1,53 1,51 1,44 1,46 1,47
65 66 88 77 1,97 2,06 1,83 1,72 1,75
80 78 13 37 102 90 2,76 2,76 2,80 2,65 2,72
100 96 38 122 110 3,35 3,04 3,03 3,03 3,04
125 121 15 40 148 135 4,66 4,24 3,66 4,50 4,55
150 146 43 172 161 5,37 5,85 4,93 5,29 5,35
(175) 177 17 47 210 196 7,32 8,10 6,92 7,11 7,16
200 202 50 235 222 8,37 9,35 7,75 7,98 8,05
(225) 226 260 248 9,45 9,25 8,72 8,98 9,06
250 254 18 288 278 10,99 10,69 10,14 12,20 12,30
300 303 340 330 14,82 14,28 14,10 13,81 14,11
350 351 390 382 17,69 18,65 17,64 16,35 16,72
400 398 440 432 20,55 19,69 19,30 18,83 19,31
(450) 450 494 484 23,63 23,60 21,90 21,62 22,24
500 501 19 545 535 26,63 29,10 25,90 24,44 25,10
600 602 55 650 636 35,79 35,60 33,40 37,49 33,67
(700) 692 740 726 44,31 44,10 41,10 40,60 41,86
800 792 60 844 826 56,17 55,20 52,20 51,67 53,36
(900) 892 21 944 926 66,79
1000 992 1044 1028 73,51
1200 1192 23 70 1248 1228 111,43
1400 1392 27 85 1456 1428 156,58
1600 1592 32 95 1660 1628 218,57

Weight Chart of GOST 12820 Flanges

Standard
Class
Diameter
Bolt Circle Diameter
Number of Bolts
Bolt Size
Diameter of Bolt Hole
AS4087 Flanges
PN14
95
67
4
M12
14
AS 2129 Flange
Table C
95
67
4
13
14
Table D
95
67
4
13
14
Table E
95
67
4
13
14
Table F
95
67
4
13
14
Table H
114
83
4
16
17
Table J
114
83
4
16
17
ANSI B16.5 Flanges
ANSI 150
89
60
4
13
16
ANSI 300
95
67
4
13
16
ANSI 600
95
67
4
13
16
ANSI 900
121
83
4
19
22
ANSI 1500
121
83
4
19
22
ISO 7005 (DIN) Flange
PN6
80
55
4
M10
11
PN10
95
65
4
M12
14
PN16
95
65
4
M12
14
PN20
90
60.5
4
M14
16
PN25
95
65
4
M12
14
PN40
95
65
4
M12
14