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Refer GOST 12821/ 33259/ 12815/ 12820 Flange dimensions and weight chart


GOST Flange



GOST Flange Specification


Specification GOST Flange
Schedule SCH 5S, SCH 10, SCH 40, SCH 80, SCH 120, SCH 160, SCH 180 To XXS
Flange Test Hydrostatic testing machine/ UI trasonic flaw detector/ X-ray detector/ Direct-reading Spectrograph/ Magnetic particle detector
Flange Equipment Pushing Machine/ electric bevelling machine/ Press machine/ Bending machine/ Sand-blasting machine etc
Coating Anti-rust Paint/ Zinc Plated/ Oil Black Paint/ Yellow Transparent/ Cold and Hot Dip Galvanized
Manufacturer Length NPS 1⁄₂" To NPS 48”
Face Type RTJ/ FF/ RF/ lap joint/ Male & Female / Tongue & Groove.
Forging Methods Casting/ Forging/ Rolling/ Cutting
Supporting Material Gasket/ Ring Joint/ Flange Bolts
Test Certificates EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc
Production Technique Forged/ Heat treated and machined
Manufacturer of Forged/ Threaded/ Screwed / Plate
Manufacturer Pressure Class Class 150 (lb) up to 24"
Class 300 (lb) up to 20"
Class 600 (lb) up to 20"
Class 900 (lb) up to 16"
Class 1500 (lb) up to 10"
Class 2500 (lb) up to 8"
Application Bitumen upgraders
Heavy oil refineries.
Nuclear power (mostly seamless).
Petrochemicals and acids.

Gost 12821-80 PN16 Slip On Flange Price List


Type Of Flange Size In Inch SCH Class Standard Price In INR (India) Per Piece
Slip On Flange 1 1/2 40 150 GOST 12821 234.00
- 2 40 150 - 350.00
- 3 2/3 40 150 - 547.00
- 4 40 150 - 876.00
Slip On Flange 6 3/4 80 300 GOST 12821 1290.00

Manufacturer of GOST Standard Flanges in Stainless, Alloy and Carbon Steel material, check price and list of grades


Types Of Russian Flange Standards


GOST Pipe Flange

GOST Pipe Flange

GOST Forged Flange

GOST Forged Flange

Russian Flange Standards

Russian Flange Standards

GOST 12821 Blind Flanges

GOST 12821 Blind Flanges

GOST 12821 Slip On Flanges

GOST 12821 Slip On Flanges

GOST 12821 Weld Neck Flanges

GOST 12821 Weld Neck Flanges

GOST 33259 Threaded Flanges

GOST 33259 Threaded Flanges

 GOST 12821 Puddle Flange

GOST 12821 Puddle Flange

GOST 12820 RTJ Flanges

GOST 12820 RTJ Flanges

GOST 12815 Orifice Flanges

GOST 12815 Orifice Flanges

 GOST 12815-80 Spectacle Blind Flanges

GOST 12815-80 Spectacle Blind Flanges

GOST 12820-80 Plate Flanges

GOST 12820-80 Plate Flanges

GOST 12821 Reducing Flange

GOST 12821 Reducing Flange

 GOST Vanstone Flange

GOST Vanstone Flange

GOST 12820 Raised Face Flanges

GOST 12820 Raised Face Flanges

Russian Flange

Russian Flange

GOST Standard Flange

GOST Standard Flange

GOST 12821-80 Weld Neck Flange

GOST 12821-80 Weld Neck Flange

GOST 12821 Welding Neck Flange

GOST 12821 Welding Neck Flange

 GOST 12836 Blind Flange

GOST 12836 Blind Flange

Gost 12821-80 PN16 Slip On Flange

Gost 12821-80 PN16 Slip On Flange


Check Gost 33259 flange dimensions of Class 150/ 300/ 600, buy large diameter GOST Standard Flange at factory price in India


GOST 12821-80 Flanges Dimensions


GOST 12821-80 Flanges Dimensions

Проход условный Dy(d)1(b)(h)4(Dm)(Dn)Масса, кг
соединительным выступом (C)выступом (C)впадиной (C)шипом (C)пазом (C)
108102722150,340,340,320,340,33
15122828190,400,400,380,400,40
20183036260,530,530,500,530,52
25251242330,760,770,720,750,75
32313350391,101,081,041,081,08
40383560461,361,371,281,301,34
504970581,531,511,441,461,47
656688771,972,061,831,721,75
80781337102902,762,762,802,652,72
10096381221103,353,043,033,033,04
12512115401481354,664,243,664,504,55
150146431721615,375,854,935,295,35
(175)17717472101967,328,106,927,117,16
200202502352228,379,357,757,988,05
(225)2262602489,459,258,728,989,06
2502541828827810,9910,6910,1412,2012,30
30030334033014,8214,2814,1013,8114,11
35035139038217,6918,6517,6416,3516,72
40039844043220,5519,6919,3018,8319,31
(450)45049448423,6323,6021,9021,6222,24
5005011954553526,6329,1025,9024,4425,10
6006025565063635,7935,6033,4037,4933,67
(700)69274072644,3144,1041,1040,6041,86
8007926084482656,1755,2052,2051,6753,36
(900)8922194492666,79
10009921044102873,51
12001192237012481228111,43
14001392278514561428156,58
16001592329516601628218,57

GOST 12821-80 Flange PN0.6MPa Dimensions Dimensions


Проход условный Dy(b)(d1)(Dn)(Dm)Масса, кг
соединительным выступом (C)выступом (C)впадиной (C)шипом (C)пазом (C)
1010815220,340,340,320,340,33
151219280,400,400,380,400,40
201826360,530,530,500,530,52
25122533420,760,770,720,750,75
323139501,101,081,041,081,08
403846601,361,371,281,301,34
504958701,531,511,441,461,47
656677881,972,061,831,721,75
801378901022,762,762,802,652,72
100961101223,353,043,033,033,04
125151211351484,664,243,664,504,55
1501461611725,375,854,935,295,35
(175)171771962107,328,106,927,117,16
2002022222358,379,357,757,988,05
(225)2262482609,459,258,728,989,06
2501825427828810,9910,6910,1412,2012,30
30030333034014,8214,2814,1013,8114,11
35035138239017,6918,6517,6416,3516,72
40039843244020,5519,6919,3018,8319,31
(450)45048449423,6323,6021,9021,6222,24
5001950153554526,6329,1025,9024,4425,10
60060263665035,7935,6033,4037,4933,67
(700)69272674044,3144,1041,1040,6041,86
80079282684456,1755,2052,2051,6753,36
(900)2189292694466,79
10009921028104473,51
120023119212281248111,43
140027139214281456156,58
160032159216281660218,57

GOST 12821-80 Flange PN1.0MPa Dimensions


Проход условный Dy(Dm)(d1)(Dn)(b)(h4)Масса, кг
соединительным выступом (C)выступом (C)впадиной (C)шипом (C)пазом (C)
102581510330,500,500,480,500,49
153012190,580,580,540,57056
2038182612360,870,870,810,870,83
25452533381,051,050,981,031,02
3255313913401,541,531,451,501,49
40623846421,831,781,711,741,78
507649582,262,232,152,152,21
6594667715453,173,112,923,063,14
801057890473,673,603,463,543,65
1001289611017484,704,704,494,504,54
12515612113519576,716,586,276,126,23
1501801461618,178,207,778,808,90
(175)2101771969,719,579,099,369,49
2002402022225811,3511,0010,4710,2810,32
(225)2682262486013,2413,0412,4012,6412,83
2502902542782114,6414,3913,8613,6413,83
3003453033302218,6619,3017,7018,5218,90
35040035138224,0021,7022,5622,7023,00
40044539843230,0030,3527,6528,0028,50
(450)5004504846533,3334,6931,3031,2131,83
5005505015352439,2040,0037,0036,9137,60
60065060263648,8050,0046,6045,5248,70
(700)7446927262565,2664,7060,5059,8662,28
800850792826277587,2486,1080,4081,2584,28
(900)9508929262980103,02
100010509921028119,19
12001256119212283390179,91

GOST 12821-80 Flange PN1.6MPa Dimensions


Проход условный Dy(h4)(Dm)(d1)(b)(Dn)Масса, кг
соединительным выступом (C)выступом (C)впадиной (C)шипом (C)пазом (C)
103326812150,590,600,580,590,58
153012190,680,680,650,670,66
20362818260,870,870,820,850,84
25384525331,051,050,991,031,02
3240553113391,541,541,481,501,50
40426438461,851,811,771,771,81
50457649582,282,242,162,172,23
6547946615773,193,173,053,063,14
80501107817904,214,154,044,064,17
100130961104,904,804,654,724,78
12557156121191356,756,766,476,556,66
1501801461618,308,287,887,968,08
(175)2101772119610,379,799,3210,0510,17
2005824020222211,7911,7211,2811,0411,20
(225)6526822624814,1214,4813,5513,6013,70
2502922542327817,3615,0014,3016,6716,86
300663463032433022,7622,6520,8321,6022,10
350704003512838232,0432,0029,4330,6033,10
400754503983243243,0042,6441,1041,0041,70
(450)855064503448454,0053,5052,2051,4052,40
500905595013853570,9770,3269,0068,0069,90
6006606024163699,3097,8196,7394,5096,60
(700)9575069243726105,90105,97102,00100,70101,10
80085079245826130,57118,79115,00124,80127,6
(900)11095889247926157,83
10001060992491028203,39
120012512681192511228284,94

GOST 12821-80 Flange PN2.5MPa Dimensions


Проход условный Dy(h4)(d1)(b)(Dm)(Dn)Масса, кг
соединительным выступом (C)выступом (C)впадиной (C)шипом (C)пазом (C)
103381426150,680,690,660,680,67
151230190,790,780,750,800,78
20341838260,970,990,930,970,95
25362545331,181,191,131,161,15
3243311656391,831,851,781,811,80
40453864462,192,162,102,112,15
50491776582,782,762,472,692,75
6550661996773,713,623,603,553,62
805278110904,444,324,274,264,48
1005896211321106,516,586,276,416,49
12565121231601359,419,459,149,279,37
150681462518616112,5212,5611,9012,0112,17
(175)7017721619613,8813,9413,6313,6513,83
200752022724522217,4417,2116,8616,3616,62
(225)2262927024821,5621,6821,1522,5422,86
25025430027824,4024,0823,2725,3725,74
300803033235233033,2932,4031,9432,4233,16
350853513640638246,5745,6044,6845,4046,23
4001003984046443264,8163,5862,4163,4864,59
(450)4504251548472,2671,6070,7070,8071,95
5005004457053588,9188,2086,5086,4888,08
60011560049670636123,70122,00105,70119,50122,17
(700)12569053766726166,81164,02162,70157,53160,82
80013579055874826213,90211,00209,00210,00214,68
(900)14589257980926252,91
10001509925910841028312,12
120016011926212881228387,50

GOST 12821 PN6 Carbon Steel Welding Neck Flange Dimensions


GOST 12821 PN6 Carbon Steel Welding Neck Flange Dimensions

GOST 12820 PN16 Flat Flange Dimensions


GOST 12820 PN16 Flat Flange Dimensions

(Dn) mm (D) mm (D1) mm (dв) mm (b) mm (d) mm (n-¢) Weight In Kilogram
15 95 65 19 12 14 4 0,61
20 105 75 26 14 14 4 0,86
25 115 85 33 16 14 4 1,17
32 135 100 39 16 18 4 1,58
40 145 110 46 17 18 4 1,96
50 160 125 59 19 18 4 2,58
65 180 145 78 21 18 4 3,42
80 195 160 91 21 18 4 3,71
100 215 180 110 23 18 8 4,73
125 245 210 135 25 18 8 6,38
150 280 240 161 25 22 8 7,81
200 335 295 222 27 22 12 10,10
250 405 355 273 28 26 12 14,49
300 460 410 325 28 26 12 17,78
350 520 470 377 30 26 16 22,88
400 580 525 426 34 30 16 31,00
500 710 650 530 44 33 20 57,01
600 840 770 630 45 39 20 80,03
800 1 020 950 820 49 39 24 104,41
1000 1255 1170 1 020 58 45 28 179,37
1200 1485 1390 1220 71 52 32 297,78

GOST 12836 PN16 Blind Flange Dimensions


GOST 12836 PN16 Blind Flange Dimensions

NPSWeight In KG(D)(D1) Holes Number(H)(D4)(b)(D3)(D2)(h1)
159565451210142240.43
2010575581216142240.55
2511585681222142240.67
32135100781228182240.91
40145110881436183241.24
501601251021446183241.55
651801451221460183242.04
801951601381476183242.44
1002151801581694183283.51
12524521018816118183284.69
15028024021218142233286.99
2003352952682019623321211.49
2503903553202424427321219.74
3004054103782829427431229.58
3504604704383234427431644.22
4005205254903439030431659.86
50058065061040490334320102.69
60071077072045590405420161.98
80084095090052780405424300.6
100010201170111063980465428542.16
1200148513901325751180525432922.18

Check Gost 33259 flange dimensions of Class 150/ 300/ 600, buy large diameter GOST Standard Flange at factory price in India


Gost 33259 Flange Dimensions


Gost 33259 Flange Dimensions

Diameter conditional (DN), millimeterO.D. Of (D), millimeterDiameter of spacing (D0), millimeterDiameter internal (dB), millimeterFlange wall thickness (b), millimeterfastener Size (d0), millimetermounting holes Number (n), pcsWeight of one flange, kilogram
1580/9555/65nineteen10/1011/144/40.3 / 0.5
2090/10565/76nineteen12/1211/144/40.5 / 0.7
25100/11575/85nineteen12/1211/144/40.6 / 0.9
32120/13590/1003913/1414/184/41.1 / 1.4
40130/145100/1104613/1514/184/41.2 / 2
50140/160110/1255913/1514/184/41.3 / 2.1
65160/180130/1457813/1714/184/41.6 / 2.8
80180/195150/1609115/1718/184/42.4 / 3.2
100205/215170/18011015/1918/184/82.8 / 4
125235/245200/21013517/2118/188/83.8 / 5.4
150260/280225/24016117/2118/228/84.4 / 6.6
200315/335280/29522219/2118/228/85.9 / 8
250370/390335/35027320/2318/2212/127.6 / 10
300435/440395/40032520/2422/2212/1210.2 / 13
350485/500445/46037722/2422/2212/1612.6 / 16
400535/565495/51542624/2622/2616/1615.2 / 21
500640/670600/62053025/2822/2616/2019/28
600755/780705/72563025/3126/3020/2026/40
800975/1010920/95082027/3730/3324/2446/79
10001175/12201120/1160102031/4330/3328/2864/118

Manufacturer of GOST Flange in FF/ RTJ and Raised Face, our inventory includes GOST 12821-80 Blind, Slip On, Weld Neck and Socket Weld Flange

GOST 12821-80 PN16 Slip On Flange Wall Thickness


NPSOuter Diameter
(O.D)
Minimum Wall Thickness
(T)
(RF) Diameter
(R)
Number of Bolt HolesHoles DiameterBC
(Bolt Circle)
SO Bore Inner Diameter
(SB)
WN Bore Inner Diameter
(WB)
Diameter Hub Base
(HB)
Diameter of Hub Top
(HT)
SO Length
(SL)
WN Length
(WL)
123.500.381.3840.622.380.880.621.190.840.561.81
343.880.441.6940.622.751.090.821.501.050.562.00
14.250.502.0040.623.121.361.051.941.320.622.12
1144.620.562.5040.623.501.701.382.311.660.752.19
1125.000.622.8840.623.881.951.612.561.900.812.38
26.000.693.6240.754.752.442.073.062.380.942.44
2127.000.814.1240.755.502.942.473.562.881.062.69
37.500.885.0040.756.003.573.074.253.501.122.69
3128.500.885.5080.757.004.073.554.814.001.192.75
49.000.886.1980.757.504.574.035.314.501.252.94
510.000.887.3180.888.505.665.056.445.561.383.44
611.000.948.5080.889.506.726.077.566.631.503.44
813.501.0610.6280.8811.758.727.989.698.631.693.94
1016.001.1212.75121.0014.2510.8810.0212.0010.751.883.94
1219.001.1915.00121.0017.0012.8812.0014.3812.752.124.44
1421.001.3116.25121.1218.7514.1413.2515.7514.002.194.94
1623.501.3818.50161.1221.2516.1615.2518.0016.002.444.94
1825.001.5021.00161.2522.7518.1817.2519.8818.002.625.44
2027.501.6223.00201.2525.0020.2019.2522.0020.002.815.62
2229.501.7525.25201.3827.2522.2221.2524.2522.003.075.82
2432.001.8127.25201.3829.5024.2523.2526.1224.003.195.94

Russian GOST Flange Weight


Normal Size Of Steel PipeDimensions In MillimeterASME B16.5 Flanges Weight In Kilogram
Normal Size Of Steel Pipe In InchesSize In MillimeterClass 150 Flanges
Outer Daimeter (O.D.) In
(MM)
150# Flanges
Wall Thickness Of
(D)
In M)
(GOST Slip On Flanges)
(GOST Socket Weld Flanges)
(GOST Weld Neck Flanges)(GOST Blind Flanges)
1/21588.911.20.40.50.4
3/42098.612.70.60.70.6
12510814.20.810.9
1 1/432117.315.711.31.2
1 1/24012717.51.31.71.5
250152.419.12.12.62.4
2 1/265177.822.43.34.13.9
380190.523.93.94.94.9
3 1/290215.923.94.86.16.2
4100228.623.95.36.87.0
512525423.96.18.68.6
6150279.425.47.510.611.3
8200342.928.412.117.619.6
10250406.430.216.52428.6
12300482.631.826.236.543.2
14350533.435.134.648.458.1
16400596.936.644.860.676.1
1845063539.648.968.393.7
20500698.542.961.984.5122.0

GOST Standard Flanges Sizes


Normal Pipe Size

DN

1/2

15

3/4

20

1

25

1 1/4

32

 1 1/2

40

2

50

2 1/2

65

3

80

4

100


PN 250 GOST 33259 Flanges for fittings, valves and pipelines, manufacturer of GOST 12815-80 Orifice and Lap Joint Flange in various pressure rating

GOST Pipe Flange Pressure Rating


GOST Pipe Flange Pressure Rating

GOST 33259 Plate Flange Bolt Chart


Class 150Class 300Class 600
NPS# Studs And BoltsDiameter of Studs And BoltsLength of Stud# Studs And BoltsDiameter of Studs And BoltsLength of Stud# Studs And BoltsDiameter of Studs And BoltsLength of Stud
1/16 RFRTJ1/16 RFRTJ1/4 RFRTJ
1/240.502-1/440.502-1/2340.5033
3/440.502-1/240.6333-1/240.633-1/23-1/2
140.502-1/2340.6333-1/240.633-1/23-1/2
1-1/440.502-3/43-1/440.633-1/43-3/440.633-3/43-3/4
1-1/240.502-3/43-1/440.753-1/2440.754-1/44-1/4
240.633-1/43-3/480.633-1/2480.634-1/44-1/4
2-1/240.633-1/2480.7544-1/280.754-3/44-3/4
340.633-1/2480.754-1/44-3/480.7555
3-1/280.633-1/2480.754-1/4580.885-1/25-1/2
480.633-1/2480.754-1/2580.885-3/45-3/4
580.753-3/44-1/480.754-3/45-1/481.006-1/26-1/2
680.7544-1/2120.754-3/45-1/2121.006-3/46-3/4
880.754-1/44-3/4120.885-1/26121.137-1/27-3/4
10120.884-1/25161.006-1/46-3/4161.258-1/28-1/2
12120.884-3/45-1/4161.136-3/47-1/4201.258-3/48-3/4
14121.005-1/45-3/4201.1377-1/2201.389-1/49-1/4
16161.005-1/45-3/4201.257-1/28201.501010
18161.135-3/46-1/4241.257-3/48-1/4201.6310-3/410-3/4
20201.136-1/46-3/4241.2588-3/4241.6311-1/411-1/2
24201.256-3/47-1/4241.50910241.881313-1/4

Class 900Class 1500Class 2500
NPS# Studs And BoltsDiameter of Studs And BoltsLength of Stud# Studs And BoltsDiameter of Studs And BoltsLength of Stud# Studs And BoltsDiameter of Studs And BoltsLength of Stud
1/4 RFRTJ1/4 RFRTJ1/4 RFRTJ
1/240.754-1/44-1/440.754-1/44-1/440.754-3/44-3/4
3/440.754-1/24-1/240.754-1/24-1/240.7555
140.885540.885540.885-1/25-1/2
1-1/440.885540.885541.0066
1-1/241.005-1/25-1/241.005-1/25-1/241.136-3/46-3/4
280.885-3/45-3/480.885-3/45-3/481.0077
2-1/281.006-1/46-1/481.006-1/46-1/481.137-3/48
380.885-3/45-3/481.137781.258-3/49
481.136-3/46-3/481.257-3/47-3/481.501010-1/4
581.257-1/27-1/281.509-3/49-3/481.7511-3/412-1/4
6121.137-1/27-3/4121.3810-1/410-1/282.0013-1/214
8121.388-3/48-3/4121.6311-1/211-3/4122.001515-1/2
10161.389-1/49-1/4121.8813-1/413-1/2122.5019-1/420
12201.381010162.0014-3/415-1/4122.7521-1/422
14201.5010-3/411162.251616-3/4
16201.6311-1/411-1/2162.5017-1/218-1/2
18201.8812-3/413-1/4162.7519-1/220-3/4
20202.0013-3/414-1/4163.0021-1/422-1/4
24202.5017-1/418163.5024-1/425-1/2

Face Types Of GOST 12821 Flange


Face Types Of GOST 12821 Flange

GOST 12820 Flange Tolerance


Type Of ASME/ ANSI B16.5 2 Inch Stainless Flange DiameterTolerance Chart
(A)(Outer Diameter)
  • When Outer Diameter is 24 Inch or less: ±1/16" (1.6 mm)
  • When Outer Diameter is over 24": ±1/8" (3.2 mm)
(D)(Inner Diameter)
  • 10 Inches and smaller: ±1/32" (0.8 in mm)
  • 12 Inches thru 18": +1/8" (3.2 in mm)
  • 20 Inches and larger: -1/16" (1.6 in mm)
(B) Contact Face
  • 1/16" (RF): ±1/32" (0.8 mm)
  • 1/4" (RF), Tongue And Groove (male And female): ±1/64" (0.4 mm)
(J)Hub At Base Dai.
  • When hub base is 24 inches or smaller: ±1/16" (1.6 millimeter)
  • When hub base is over 24": ±1/8" (3.2 millimeter)
(H)Diameter of hub at point of welding
  • 5 inch or smaller: +3/32" (2.4 mm), -1/32" (0.8 millimeter)
  • 6 inch or larger: +5/32" (4.0 millimeter), -1/32 (0.8 mm)
(P)Drilling
  • (B.C.): ±1/16" (1.6 mm)
  • (B.H.) spacing: ±1/32" (0.8 mm)
 Eccentricity of (bc) with respect to facing
  • 2 1/2" or smaller ±1/32" (0.8 mm) max.
  • 3" or larger ±1/16" (1.6 mm) max.
(C)(W.T.)
  • 18 inch or smaller: ±1/8" (3.2 mm), -0"
  • 20 inch or larger: ±3/16" (4.8 mm), -0"
(K)hub Length
  • 10 Inch or smaller: ±1/16" (1.6 millimeter)
  • 12 Inch or larger: ±1/8" (3.2 millimeter)

Gaskets For GOST 12815 RTJ Flanges


Gaskets For GOST 12815 RTJ Flanges
(Normal Size Of Steel Pipes) In Inch(I.D.) Inner Daimeter Gasket
(O.D.) Outer Daimeter Gasket
Class 150#/ LB Class 300#/ LB Class 400#/ LB Class 600#/ LB Class 900#/ LB
1/20.841.8752.1252.1252.1252.50
3/41.062.252.6252.6252.6252.75
11.312.6252.8752.8752.8753.125
1 1/41.6633.253.253.253.50
1 1/21.913.3753.753.753.753.875
22.384.1254.3754.3754.3755.625
2 1/22.884.8755.1255.1255.1256.50
33.505.3755.8755.8755.8756.625
44.506.8757.1257.007.6258.125
55.567.758.508.3759.509.75
66.628.759.8759.7510.5011.375
88.621112.12512.0012.62514.125
1010.7513.37514.2514.12515.7517.125
1212.7516.12516.62516.5018.0019.625

GOST 12815-80 Flange Surface Finish Chart


GOST 12815-80 Flange Surface Finish Chart
Normal Pipe Size(A)(B)
1/23.01.5
3/43.01.5
13.01.5
1-1/43.01.5
1-1/23.01.5
23.01.5
2-1/23.01.5
34.51.5
3-1/26.03.0
46.03.0
56.03.0
66.03.0
88.04.5
108.04.5
128.04.5
148.04.5
1610.04.5
1812.06.0
2012.06.0
2212.06.0
2412.06.0

GOST Raised Face Flange Applications


  • Specialty Chemicals
  • Power Generation
  • Condensers
  • Chemical Equipment
  • Gas Processing
  • Pulp and Paper Industry
  • Sea Water Equipment
  • Pharmaceutical Equipment
  • Off-Shore Oil Drilling Companies
  • Petrochemicals
  • Heat Exchangers
  • Pharmaceuticals

GOST 12820-80 Flange Forging Process


GOST 12820-80 Flange Forging Process