GOST Standard Flange (GOST 12820/GOST 12821/GOST 33259) Supplier, Manufacturer in India
Unichem Steel & Alloy Pvt. Ltd. is one among the oldest Manufacturers, Suppliers, and Exporters of superior quality GOST / ГОСТ 12821-80 Flange. GOST Standard Flanges abide by the quality called GOST. it’s a Russian standard that adapts to the standards of European, Asian standards, and lots of other national standards. Unichem Steel & Alloy is a producer of various flanges in several material grades that go with the GOST standard. There are small to medium scale diameter flanges that operate in several applications. There are different types of flanges as well. The GOST 12821 80 flanges are utilized in oil fields, offshore oil industries, gas industries, and water systems. GOST Flange Standard is a flange system from Russia, include GOST12820-80 Plate Flanges, GOST12836-67 Blind Flanges, GOST12821-80 Welding Neck Flanges. GOST / ГОСТ 12821-80 Flanges can sustain in higher pressure and temperature easily. We offering these GOST 12821-80 Flange at very affordable rates. We are referred to as specialists in GOST 12820-80 Flanges,70% of our customers are related to us for their regular requirements of GOST 12820-80 Flanges. The GOST12820-80 Plate Flange is one of the common flanges in the GOST standard Flange. The GOST12836-67 Blind Flanges are utilized in pipelines to terminate the pipe. The GOST12821-80 Welding Neck Flanges have welded necks that hold the pipes during welding.
Largest Stockist of GOST Flange, GOST Blind Flanges, GOST 12821 Flanges, GOST Slip-on Flange, GOST 12821 Flange Dimensions, Flange GOST 12820, GOST Flange 33259 in Mumbai.
Most Trusted Exporters of GOST Standard Flanges in South Africa, Saudi Arabia, Spain, Kuwait, Singapore, Malaysia, UAE, Italy, Nigeria, Iraq, Thailand, Turkey, Vietnam, Oman, Qatar, Myanmar, Sri Lanka.
GOST Standard Flange Specifications
Specifications
ASTM A182, A 240, A105, A350, A694, A516 / ASME SA182, SB240, SA 105, SA350, SA694
Standards / Dimensions
ANSI B16.47, MSS SP44, ANSI B16.5, Series A & B, ASA, API-605, AWWA, B16.48, BS 10, BS4504, EN-1092, DIN.
Size & Thickness
½” (15 NB) to 48″ (1200NB)
Pressure Class
PN6, PN10, PN16, PN25, PN40, PN64 etc.
Flange Class
150#, 300#, 400#, 600#, 900#, 1500#, 2500#.
Forms
GOST Standard
Flange Face Type
Flat Face (FF), Raise Face (RF), Ring Joint (RJT)
Connection Type
Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Large Male-Female, Small Male-Female, Large Tongue & Groove, Small Tongue & Groove
GOST Standard Flange Dimensions
GOST 12821-80 Flange PN0.6MPa Dimensions
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 |
GOST 12821-80 Flange PN1.0MPa Dimensions
Давление PN = 1,0 МПа (10 кгс/с м²) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Наименование | D, мм. | D1, мм. | d, мм. | Dm, мм | Dn, мм | d1, мм. | b, мм. | h4, мм. | К-во отв. n, шт. | Масса, кг |
Фланец ГОСТ 12821-80 1-15-10 ст.3 (20) | 95 | 65 | 14 | 30 | 19 | 12 | 10 | 33 | 4 | 0,58 |
Фланец ГОСТ 12821-80 1-20-10 ст.3 (20) | 105 | 75 | 28 | 26 | 18 | 12 | 36 | 0,87 | ||
Фланец ГОСТ 12821-80 1-25-10 ст.3 (20) | 115 | 85 | 45 | 33 | 25 | 38 | 1,05 | |||
Фланец ГОСТ 12821-80 1-32-10 ст.3 (20) | 135 | 100 | 18 | 55 | 39 | 31 | 13 | 40 | 1,54 | |
Фланец ГОСТ 12821-80 1-40-10 ст.3 (20) | 145 | 110 | 62 | 46 | 38 | 42 | 1,83 | |||
Фланец ГОСТ 12821-80 1-50-10 ст.3 (20) | 160 | 125 | 76 | 58 | 49 | 2,26 | ||||
Фланец ГОСТ 12821-80 1-65-10 ст.3 (20) | 180 | 145 | 94 | 77 | 66 | 15 | 45 | 3,17 | ||
Фланец ГОСТ 12821-80 1-80-10 ст.3 (20) | 195 | 160 | 105 | 90 | 78 | 47 | 3,67 | |||
Фланец ГОСТ12821-80 1-100-10 ст.3 (20) | 215 | 180 | 128 | 110 | 96 | 17 | 48 | 8 | 4,7 | |
Фланец ГОСТ12821-80 1-125-10 ст.3 (20) | 245 | 210 | 156 | 135 | 121 | 19 | 57 | 6,71 | ||
Фланец ГОСТ12821-80 1-150-10 ст.3 (20) | 280 | 240 | 22 | 180 | 161 | 146 | 8,17 | |||
Фланец ГОСТ12821-80 1-200-10 ст.3 (20) | 335 | 295 | 240 | 222 | 202 | 58 | 11,35 | |||
Фланец ГОСТ12821-80 1-250-10 ст.3 (20) | 390 | 350 | 290 | 278 | 254 | 21 | 60 | 12 | 14,64 | |
Фланец ГОСТ12821-80 1-300-10 ст.3 (20) | 440 | 400 | 345 | 330 | 303 | 22 | 18,66 | |||
Фланец ГОСТ12821-80 1-350-10 ст.3 (20) | 500 | 460 | 400 | 382 | 351 | 16 | 24 | |||
Фланец ГОСТ12821-80 1-400-10 ст.3 (20) | 565 | 515 | 26 | 445 | 432 | 398 | 30 | |||
Фланец ГОСТ12821-80 1-500-10 ст.3 (20) | 670 | 620 | 550 | 535 | 501 | 24 | 65 | 20 | 39,2 | |
Фланец ГОСТ12821-80 1-600-10 ст.3 (20) | 780 | 725 | 30 | 650 | 636 | 602 | 48,8 | |||
Фланец ГОСТ12821-80 1-800-10 ст.3 (20) | 1010 | 950 | 33 | 850 | 826 | 792 | 27 | 75 | 24 | 87,24 |
Фланец ГОСТ12821-80 1-1000-10 ст.3 (20) | 1220 | 1160 | 1050 | 1028 | 992 | 29 | 80 | 28 | 119,19 | |
Фланец ГОСТ12821-80 1-1200-10 ст.3 (20) | 1455 | 1380 | 39 | 1256 | 1228 | 1192 | 33 | 90 | 32 | 179,91 |
Проход условный Dy | d1 | b | h4 | Dm | Dn | Масса, кг | ||||
---|---|---|---|---|---|---|---|---|---|---|
с соединительным выступом | с выступом | с впадиной | с шипом | с пазом | ||||||
10 | 8 | 10 | 33 | 25 | 15 | 0,50 | 0,50 | 0,48 | 0,50 | 0,49 |
15 | 12 | 30 | 19 | 0,58 | 0,58 | 0,54 | 0,57 | 056 | ||
20 | 18 | 12 | 36 | 38 | 26 | 0,87 | 0,87 | 0,81 | 0,87 | 0,83 |
25 | 25 | 38 | 45 | 33 | 1,05 | 1,05 | 0,98 | 1,03 | 1,02 | |
32 | 31 | 13 | 40 | 55 | 39 | 1,54 | 1,53 | 1,45 | 1,50 | 1,49 |
40 | 38 | 42 | 62 | 46 | 1,83 | 1,78 | 1,71 | 1,74 | 1,78 | |
50 | 49 | 76 | 58 | 2,26 | 2,23 | 2,15 | 2,15 | 2,21 | ||
65 | 66 | 15 | 45 | 94 | 77 | 3,17 | 3,11 | 2,92 | 3,06 | 3,14 |
80 | 78 | 47 | 105 | 90 | 3,67 | 3,60 | 3,46 | 3,54 | 3,65 | |
100 | 96 | 17 | 48 | 128 | 110 | 4,70 | 4,70 | 4,49 | 4,50 | 4,54 |
125 | 121 | 19 | 57 | 156 | 135 | 6,71 | 6,58 | 6,27 | 6,12 | 6,23 |
150 | 146 | 180 | 161 | 8,17 | 8,20 | 7,77 | 8,80 | 8,90 | ||
(175) | 177 | 210 | 196 | 9,71 | 9,57 | 9,09 | 9,36 | 9,49 | ||
200 | 202 | 58 | 240 | 222 | 11,35 | 11,00 | 10,47 | 10,28 | 10,32 | |
(225) | 226 | 60 | 268 | 248 | 13,24 | 13,04 | 12,40 | 12,64 | 12,83 | |
250 | 254 | 21 | 290 | 278 | 14,64 | 14,39 | 13,86 | 13,64 | 13,83 | |
300 | 303 | 22 | 345 | 330 | 18,66 | 19,30 | 17,70 | 18,52 | 18,90 | |
350 | 351 | 400 | 382 | 24,00 | 21,70 | 22,56 | 22,70 | 23,00 | ||
400 | 398 | 445 | 432 | 30,00 | 30,35 | 27,65 | 28,00 | 28,50 | ||
(450) | 450 | 65 | 500 | 484 | 33,33 | 34,69 | 31,30 | 31,21 | 31,83 | |
500 | 501 | 24 | 550 | 535 | 39,20 | 40,00 | 37,00 | 36,91 | 37,60 | |
600 | 602 | 650 | 636 | 48,80 | 50,00 | 46,60 | 45,52 | 48,70 | ||
(700) | 692 | 25 | 744 | 726 | 65,26 | 64,70 | 60,50 | 59,86 | 62,28 | |
800 | 792 | 27 | 75 | 850 | 826 | 87,24 | 86,10 | 80,40 | 81,25 | 84,28 |
(900) | 892 | 29 | 80 | 950 | 926 | 103,02 | – | – | – | – |
1000 | 992 | 1050 | 1028 | 119,19 | ||||||
1200 | 1192 | 33 | 90 | 1256 | 1228 | 179,91 |
GOST 12821-80 Flange PN1.6MPa Dimensions
Давление PN = 1,6 МПа (16 кгс/с м²) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Наименование | D, мм | D1, мм | d, мм | Dm, мм | Dn, мм | d1, мм | b, мм | h4, мм | к-во отв. n, шт. | Масса, кг |
Фланец ГОСТ 12821-80 1-15-16 ст.3 (20) | 95 | 65 | 14 | 30 | 19 | 12 | 12 | 33 | 4 | 0,68 |
Фланец ГОСТ 12821-80 1-20-16 ст.3 (20) | 105 | 75 | 38 | 26 | 18 | 36 | 0,87 | |||
Фланец ГОСТ 12821-80 1-25-16 ст.3 (20) | 115 | 85 | 45 | 33 | 25 | 38 | 1,05 | |||
Фланец ГОСТ 12821-80 1-32-16 ст.3 (20) | 135 | 100 | 18 | 55 | 39 | 31 | 13 | 40 | 1,54 | |
Фланец ГОСТ 12821-80 1-40-16 ст.3 (20) | 145 | 110 | 64 | 46 | 38 | 42 | 1,85 | |||
Фланец ГОСТ 12821-80 1-50-16 ст.3 (20) | 160 | 125 | 76 | 58 | 49 | 45 | 2,28 | |||
Фланец ГОСТ 12821-80 1-65-16 ст.3 (20) | 180 | 145 | 94 | 77 | 66 | 15 | 47 | 3,19 | ||
Фланец ГОСТ 12821-80 1-80-16 ст.3 (20) | 195 | 160 | 110 | 90 | 78 | 17 | 50 | 4,21 | ||
Фланец ГОСТ 12821-80 1-100-16 ст.3 (20) | 215 | 180 | 130 | 110 | 96 | 8 | 4,9 | |||
Фланец ГОСТ 12821-80 1-125-16 ст.3 (20) | 245 | 210 | 156 | 135 | 121 | 19 | 57 | 6,75 | ||
Фланец ГОСТ 12821-80 1-150-16 ст.3 (20) | 280 | 240 | 22 | 180 | 161 | 146 | 8,3 | |||
Фланец ГОСТ 12821-80 1-200-16 ст.3 (20) | 335 | 295 | 240 | 222 | 202 | 21 | 58 | 12 | 11,79 | |
Фланец ГОСТ 12821-80 1-250-16 ст.3 (20) | 405 | 355 | 26 | 292 | 278 | 254 | 23 | 65 | 17,36 | |
Фланец ГОСТ 12821-80 1-300-16 ст.3 (20) | 460 | 410 | 346 | 330 | 303 | 24 | 66 | 22,76 | ||
Фланец ГОСТ 12821-80 1-350-16 ст.3 (20) | 520 | 470 | 400 | 382 | 351 | 28 | 70 | 16 | 32,04 | |
Фланец ГОСТ 12821-80 1-400-16 ст.3 (20) | 580 | 525 | 30 | 450 | 432 | 398 | 32 | 75 | 43 | |
Фланец ГОСТ 12821-80 1-500-16 ст.3 (20) | 710 | 650 | 33 | 559 | 535 | 501 | 38 | 90 | 20 | 70,97 |
Фланец ГОСТ 12821-80 1-600-16 ст.3 (20) | 840 | 770 | 39 | 660 | 636 | 602 | 41 | 99,3 | ||
Фланец ГОСТ 12821-80 1-800-16 ст.3 (20) | 1020 | 950 | 850 | 826 | 792 | 45 | 95 | 24 | 130,57 | |
Фланец ГОСТ 12821-80 1-1000-16 ст.3 (20) | 1255 | 1170 | 45 | 1060 | 1028 | 992 | 49 | 110 | 28 | 203,39 |
Фланец ГОСТ 12821-80 1-1200-16 ст.3 (20) | 1485 | 1390 | 52 | 1268 | 1228 | 1192 | 51 | 125 | 32 | 284,94 |
Проход условный Dy | d1 | b | h4 | Dm | Dn | Масса, кг | ||||
---|---|---|---|---|---|---|---|---|---|---|
с соединительным выступом | с выступом | с впадиной | с шипом | с пазом | ||||||
10 | 8 | 12 | 33 | 26 | 15 | 0,59 | 0,60 | 0,58 | 0,59 | 0,58 |
15 | 12 | 30 | 19 | 0,68 | 0,68 | 0,65 | 0,67 | 0,66 | ||
20 | 18 | 36 | 28 | 26 | 0,87 | 0,87 | 0,82 | 0,85 | 0,84 | |
25 | 25 | 38 | 45 | 33 | 1,05 | 1,05 | 0,99 | 1,03 | 1,02 | |
32 | 31 | 13 | 40 | 55 | 39 | 1,54 | 1,54 | 1,48 | 1,50 | 1,50 |
40 | 38 | 42 | 64 | 46 | 1,85 | 1,81 | 1,77 | 1,77 | 1,81 | |
50 | 49 | 45 | 76 | 58 | 2,28 | 2,24 | 2,16 | 2,17 | 2,23 | |
65 | 66 | 15 | 47 | 94 | 77 | 3,19 | 3,17 | 3,05 | 3,06 | 3,14 |
80 | 78 | 17 | 50 | 110 | 90 | 4,21 | 4,15 | 4,04 | 4,06 | 4,17 |
100 | 96 | 130 | 110 | 4,90 | 4,80 | 4,65 | 4,72 | 4,78 | ||
125 | 121 | 19 | 57 | 156 | 135 | 6,75 | 6,76 | 6,47 | 6,55 | 6,66 |
150 | 146 | 180 | 161 | 8,30 | 8,28 | 7,88 | 7,96 | 8,08 | ||
(175) | 177 | 21 | 210 | 196 | 10,37 | 9,79 | 9,32 | 10,05 | 10,17 | |
200 | 202 | 58 | 240 | 222 | 11,79 | 11,72 | 11,28 | 11,04 | 11,20 | |
(225) | 226 | 65 | 268 | 248 | 14,12 | 14,48 | 13,55 | 13,60 | 13,70 | |
250 | 254 | 23 | 292 | 278 | 17,36 | 15,00 | 14,30 | 16,67 | 16,86 | |
300 | 303 | 24 | 66 | 346 | 330 | 22,76 | 22,65 | 20,83 | 21,60 | 22,10 |
350 | 351 | 28 | 70 | 400 | 382 | 32,04 | 32,00 | 29,43 | 30,60 | 33,10 |
400 | 398 | 32 | 75 | 450 | 432 | 43,00 | 42,64 | 41,10 | 41,00 | 41,70 |
(450) | 450 | 34 | 85 | 506 | 484 | 54,00 | 53,50 | 52,20 | 51,40 | 52,40 |
500 | 501 | 38 | 90 | 559 | 535 | 70,97 | 70,32 | 69,00 | 68,00 | 69,90 |
600 | 602 | 41 | 660 | 636 | 99,30 | 97,81 | 96,73 | 94,50 | 96,60 | |
(700) | 692 | 43 | 95 | 750 | 726 | 105,90 | 105,97 | 102,00 | 100,70 | 101,10 |
800 | 792 | 45 | 850 | 826 | 130,57 | 118,79 | 115,00 | 124,80 | 127,6 | |
(900) | 892 | 47 | 110 | 958 | 926 | 157,83 | – | – | – | – |
1000 | 992 | 49 | 1060 | 1028 | 203,39 | |||||
1200 | 1192 | 51 | 125 | 1268 | 1228 | 284,94 |
GOST 12821-80 Flange PN2.5MPa Dimensions
Давление PN = 2,5 МПа (25 кгс/с м²) | ||||||||||
Наименование | D, мм | D1, мм | d, мм | Dm, мм | Dn, мм | d1, мм | b, мм | h4, мм | к-во отв. n, шт. | Масса, кг |
Фланец ГОСТ 12821-80 1-15-25 ст.3 (20) | 95 | 65 | 14 | 30 | 19 | 12 | 14 | 33 | 4 | 0,79 |
Фланец ГОСТ 12821-80 1-20-25 ст.3 (20) | 105 | 75 | 38 | 26 | 18 | 34 | 0,97 | |||
Фланец ГОСТ 12821-80 1-25-25 ст.3 (20) | 115 | 85 | 45 | 33 | 25 | 36 | 1,18 | |||
Фланец ГОСТ 12821-80 1-32-25 ст.3 (20) | 135 | 100 | 18 | 56 | 39 | 31 | 16 | 43 | 1,83 | |
Фланец ГОСТ 12821-80 1-40-25 ст.3 (20) | 145 | 110 | 64 | 46 | 38 | 45 | 2,19 | |||
Фланец ГОСТ 12821-80 1-50-25 ст.3 (20) | 160 | 125 | 76 | 58 | 49 | 17 | 2,78 | |||
Фланец ГОСТ 12821-80 1-65-25 ст.3 (20) | 180 | 145 | 96 | 77 | 66 | 19 | 50 | 8 | 3,71 | |
Фланец ГОСТ 12821-80 1-80-25 ст.3 (20) | 195 | 160 | 110 | 90 | 78 | 52 | 4,44 | |||
Фланец ГОСТ 12821-80 1-100-25 ст.3 (20) | 230 | 190 | 22 | 132 | 110 | 96 | 21 | 58 | 6,51 | |
Фланец ГОСТ 12821-80 1-125-25 ст.3 (20) | 270 | 220 | 26 | 160 | 135 | 121 | 23 | 65 | 9,41 | |
Фланец ГОСТ 12821-80 1-150-25 ст.3 (20) | 300 | 250 | 186 | 161 | 146 | 25 | 68 | 12,52 | ||
Фланец ГОСТ 12821-80 1-200-25 ст.3 (20) | 360 | 310 | 245 | 222 | 202 | 27 | 75 | 12 | 17,44 | |
Фланец ГОСТ 12821-80 1-250-25 ст.3 (20) | 425 | 370 | 30 | 300 | 278 | 254 | 29 | 24,4 | ||
Фланец ГОСТ 12821-80 1-300-25 ст.3 (20) | 485 | 430 | 352 | 330 | 303 | 32 | 80 | 16 | 33,29 | |
Фланец ГОСТ 12821-80 1-350-25 ст.3 (20) | 550 | 490 | 33 | 406 | 382 | 351 | 36 | 85 | 46,57 | |
Фланец ГОСТ 12821-80 1-400-25 ст.3 (20) | 610 | 550 | 464 | 432 | 398 | 40 | 100 | 64,81 | ||
Фланец ГОСТ 12821-80 1-500-25 ст.3 (20) | 730 | 660 | 39 | 570 | 535 | 500 | 44 | 20 | 88,91 | |
Фланец ГОСТ 12821-80 1-600-25 ст.3 (20) | 840 | 770 | 670 | 636 | 600 | 49 | 115 | 123,7 | ||
Фланец ГОСТ 12821-80 1-800-25 ст.3 (20) | 1075 | 990 | 45 | 874 | 826 | 790 | 55 | 135 | 24 | 213,9 |
Фланец ГОСТ 12821-80 1-1000-25 ст.3 (20) | 1315 | 1210 | 56 | 1084 | 1028 | 992 | 59 | 150 | 28 | 312,12 |
Фланец ГОСТ 12821-80 1-1200-25 ст.3 (20) | 1525 | 1420 | 1288 | 1228 | 1192 | 62 | 160 | 32 | 387,5 |
Проход условный Dy | d1 | b | h4 | Dm | Dn | Масса, кг | ||||
---|---|---|---|---|---|---|---|---|---|---|
с соединительным выступом | с выступом | с впадиной | с шипом | с пазом | ||||||
10 | 8 | 14 | 33 | 26 | 15 | 0,68 | 0,69 | 0,66 | 0,68 | 0,67 |
15 | 12 | 30 | 19 | 0,79 | 0,78 | 0,75 | 0,80 | 0,78 | ||
20 | 18 | 34 | 38 | 26 | 0,97 | 0,99 | 0,93 | 0,97 | 0,95 | |
25 | 25 | 36 | 45 | 33 | 1,18 | 1,19 | 1,13 | 1,16 | 1,15 | |
32 | 31 | 16 | 43 | 56 | 39 | 1,83 | 1,85 | 1,78 | 1,81 | 1,80 |
40 | 38 | 45 | 64 | 46 | 2,19 | 2,16 | 2,10 | 2,11 | 2,15 | |
50 | 49 | 17 | 76 | 58 | 2,78 | 2,76 | 2,47 | 2,69 | 2,75 | |
65 | 66 | 19 | 50 | 96 | 77 | 3,71 | 3,62 | 3,60 | 3,55 | 3,62 |
80 | 78 | 52 | 110 | 90 | 4,44 | 4,32 | 4,27 | 4,26 | 4,48 | |
100 | 96 | 21 | 58 | 132 | 110 | 6,51 | 6,58 | 6,27 | 6,41 | 6,49 |
125 | 121 | 23 | 65 | 160 | 135 | 9,41 | 9,45 | 9,14 | 9,27 | 9,37 |
150 | 146 | 25 | 68 | 186 | 161 | 12,52 | 12,56 | 11,90 | 12,01 | 12,17 |
(175) | 177 | 70 | 216 | 196 | 13,88 | 13,94 | 13,63 | 13,65 | 13,83 | |
200 | 202 | 27 | 75 | 245 | 222 | 17,44 | 17,21 | 16,86 | 16,36 | 16,62 |
(225) | 226 | 29 | 270 | 248 | 21,56 | 21,68 | 21,15 | 22,54 | 22,86 | |
250 | 254 | 300 | 278 | 24,40 | 24,08 | 23,27 | 25,37 | 25,74 | ||
300 | 303 | 32 | 80 | 352 | 330 | 33,29 | 32,40 | 31,94 | 32,42 | 33,16 |
350 | 351 | 36 | 85 | 406 | 382 | 46,57 | 45,60 | 44,68 | 45,40 | 46,23 |
400 | 398 | 40 | 100 | 464 | 432 | 64,81 | 63,58 | 62,41 | 63,48 | 64,59 |
(450) | 450 | 42 | 515 | 484 | 72,26 | 71,60 | 70,70 | 70,80 | 71,95 | |
500 | 500 | 44 | 570 | 535 | 88,91 | 88,20 | 86,50 | 86,48 | 88,08 | |
600 | 600 | 49 | 115 | 670 | 636 | 123,70 | 122,00 | 105,70 | 119,50 | 122,17 |
(700) | 690 | 53 | 125 | 766 | 726 | 166,81 | 164,02 | 162,70 | 157,53 | 160,82 |
800 | 790 | 55 | 135 | 874 | 826 | 213,90 | 211,00 | 209,00 | 210,00 | 214,68 |
(900) | 892 | 57 | 145 | 980 | 926 | 252,91 | – | – | – | – |
1000 | 992 | 59 | 150 | 1084 | 1028 | 312,12 | ||||
1200 | 1192 | 62 | 160 | 1288 | 1228 | 387,50 |
GOST/ГОСТ 12821-80 FLANGE PN4.0MPA WNRF Dimensions
Давление PN = 4,0 МПа (40 кгс/с м²) | ||||||||||
Наименование | D, мм | D1, мм | d, мм | Dm, мм | Dn, мм | d1, мм | b, мм | h4, мм | к-во отв. n, шт. | Масса, кг |
Фланец воротниковый ГОСТ 12821-80 1-15-40 ст.3 (20) | 95 | 65 | 14 | 30 | 19 | 12 | 14 | 33 | 4 | 0,79 |
Фланец воротниковый ГОСТ 12821-80 1-20-40 ст.3 (20) | 105 | 75 | 38 | 26 | 18 | 34 | 0,97 | |||
Фланец воротниковый ГОСТ 12821-80 1-25-40 ст.3 (20) | 115 | 85 | 45 | 33 | 25 | 36 | 1,18 | |||
Фланец воротниковый ГОСТ 12821-80 1-32-40 ст.3 (20) | 135 | 100 | 18 | 56 | 39 | 31 | 16 | 43 | 1,83 | |
Фланец воротниковый ГОСТ 12821-80 1-40-40 ст.3 (20) | 145 | 110 | 64 | 46 | 38 | 45 | 2,19 | |||
Фланец воротниковый ГОСТ 12821-80 1-50-40 ст.3 (20) | 160 | 125 | 76 | 58 | 48 | 17 | 2,81 | |||
Фланец воротниковый ГОСТ 12821-80 1-65-40 ст.3 (20) | 180 | 145 | 96 | 77 | 66 | 19 | 50 | 8 | 3,71 | |
Фланец воротниковый ГОСТ 12821-80 1-80-40 ст.3 (20) | 195 | 160 | 112 | 90 | 78 | 21 | 55 | 4,8 | ||
Фланец воротниковый ГОСТ 12821-80 1-100-40 ст.3 (20) | 230 | 190 | 22 | 138 | 110 | 96 | 23 | 65 | 7,4 | |
Фланец воротниковый ГОСТ 12821-80 1-125-40 ст.3 (20) | 270 | 220 | 26 | 160 | 135 | 120 | 25 | 10 | ||
Фланец воротниковый ГОСТ 12821-80 1-150-40 ст.3 (20) | 300 | 250 | 186 | 161 | 145 | 27 | 68 | 13,03 | ||
Фланец воротниковый ГОСТ 12821-80 1-200-40 ст.3 (20) | 375 | 320 | 30 | 250 | 222 | 200 | 35 | 85 | 12 | 24,44 |
Фланец воротниковый ГОСТ 12821-80 1-250-40 ст.3 (20) | 445 | 385 | 33 | 310 | 278 | 252 | 39 | 98 | 37,59 | |
Фланец воротниковый ГОСТ 12821-80 1-300-40 ст.3 (20) | 510 | 450 | 368 | 330 | 301 | 42 | 112 | 16 | 57,1 | |
Фланец воротниковый ГОСТ 12821-80 1-350-40 ст.3 (20) | 570 | 510 | 481 | 382 | 351 | 48 | 116 | 70,34 | ||
Фланец воротниковый ГОСТ 12821-80 1-400-40 ст.3 (20) | 655 | 585 | 39 | 480 | 432 | 398 | 54 | 135 | 106,76 | |
Фланец воротниковый ГОСТ 12821-80 1-500-40 ст.3 (20) | 755 | 670 | 45 | 580 | 535 | 495 | 58 | 140 | 20 | 132,33 |
Фланец воротниковый ГОСТ 12821-80 1-600-40 ст.3 (20) | 890 | 795 | 52 | 686 | 636 | 595 | 180,95 | |||
Фланец воротниковый ГОСТ 12821-80 1-800-40 ст.3 (20) | 1135 | 1030 | 56 | 908 | 826 | 795 | 71 | 190 | 24 | 343,69 |
Фланец воротниковый ГОСТ12821-80 1-1000-40 ст.3 (20) | 1360 | 1250 | 1140 | 1028 | 995 | 77 | 235 | 28 | 540,75 | |
Фланец воротниковый ГОСТ12821-80 1-1200-40 ст.3 (20) | 1575 | 1460 | 62 | 1350 | 1228 | 1195 | 80 | 250 | 32 | 690,59 |
Проход условный Dy | d1 | b | h4 | Dm | Dn | Масса, кг | ||||
---|---|---|---|---|---|---|---|---|---|---|
с соединительным выступом | с выступом | с впадиной | с шипом | с пазом | ||||||
10 | 8 | 14 | 33 | 26 | 15 | 0,68 | 0,69 | 0,66 | 0,68 | 0,67 |
15 | 12 | 30 | 19 | 0,79 | 0,78 | 0,75 | 0,80 | 0,78 | ||
20 | 18 | 34 | 38 | 26 | 0,97 | 0,99 | 0,93 | 0,97 | 0,95 | |
25 | 25 | 36 | 45 | 33 | 1,18 | 1,19 | 1,13 | 1,16 | 1,15 | |
32 | 31 | 16 | 43 | 56 | 39 | 1,83 | 1,85 | 1,78 | 1,81 | 1,86 |
40 | 38 | 45 | 64 | 46 | 2,19 | 2,16 | 2,10 | 2,11 | 2,15 | |
50 | 48 | 17 | 76 | 58 | 2,81 | 2,79 | 2,68 | 2,72 | 2,78 | |
65 | 66 | 19 | 50 | 96 | 77 | 3,71 | 3,72 | 3,59 | 3,60 | 3,68 |
80 | 78 | 21 | 55 | 112 | 90 | 4,80 | 4,81 | 4,60 | 4,69 | 4,80 |
100 | 96 | 23 | 65 | 138 | 110 | 7,40 | 7,06 | 6,82 | 7,20 | 7,28 |
125 | 120 | 25 | 160 | 135 | 10,00 | 10,17 | 9,48 | 9,97 | 10,08 | |
150 | 145 | 27 | 68 | 186 | 161 | 13,03 | 13,20 | 12,60 | 12,86 | 13,03 |
(175) | 177 | 33 | 85 | 226 | 196 | 20,75 | 21,26 | 21,10 | 19,70 | 20,00 |
200 | 200 | 35 | 250 | 222 | 24,44 | 24,00 | 23,57 | 24,20 | 24,00 | |
(225) | 226 | 37 | 95 | 280 | 248 | 31,33 | 31,10 | 30,50 | 31,20 | 31,60 |
250 | 252 | 39 | 98 | 310 | 278 | 37,59 | 37,30 | 36,50 | 36,90 | 37,40 |
300 | 301 | 42 | 112 | 368 | 330 | 57,10 | 50,60 | 50,30 | 51,10 | 52,20 |
350 | 351 | 48 | 116 | 418 | 382 | 70,34 | 69,60 | 68,00 | 68,10 | 68,80 |
400 | 398 | 54 | 135 | 480 | 432 | 106,76 | 105,50 | 105,00 | 103,80 | 106,00 |
(450) | 448 | 56 | 530 | 484 | 107,00 | 106,00 | 104,80 | 103,80 | 105,00 | |
500 | 495 | 58 | 140 | 580 | 535 | 132,33 | 128,00 | 126,00 | 128,00 | 130,00 |
600 | 595 | 58 | 686 | 636 | 180,95 | 195,08 | 165,78 | 182,02 | 179,81 | |
(700) | 695 | 63 | 160 | 790 | 726 | 228,25 | 246,86 | 209,59 | 229,47 | 226,93 |
800 | 795 | 71 | 190 | 908 | 826 | 343,69 | 367,40 | 319,93 | 345,08 | 342,20 |
(900) | 895 | 74 | 215 | 1024 | 926 | 436,54 | – | – | – | – |
1000 | 995 | 77 | 235 | 1140 | 1028 | 540,75 | ||||
1200 | 1195 | 80 | 250 | 1350 | 1228 | 690,59 |
Why Purchase From Unichem Steel & Alloy Pvt. Ltd.
- Unichem Steel & Alloy Pvt. Ltd. strive for quality production of GOST Standard Flanges. We adequately test raw materials and confirm to ASTM, ASME, DIN, EN, JIS Standards to make the highest quality GOST Standard Flanges. GOST Standard Flanges is provided with 100% Radiography Test Report and Third Party Inspection or Buyer Inspection service is available on finished products.
- Value Added Services are provided such as Epoxy & FBE coating, Sandblasting, Hot dipped galvanizing, Electropolish or other special finishes, Threading, soldering, Custom shape cutting, fabrication services on GOST Standard Flanges.
- Unichem Steel & Alloy Pvt. Ltd. is an expert in manufacturing custom size GOST Flanges with accurate dimensions and uniform wall thickness.
- We are presently equipped with modern manufacturing equipment and inspection tools such as Lathe Machines, Milling Machine, Heating & Annealing Furnaces, forging and deep drawing presses, machining, finishing, and testing facilities. In order to maintain reliability and quality of our GOST Standard Flange.
- As leading Exporters and Suppliers we keep a buffer stock of GOST Standard Flanges in all grades from ½” NB to 48” NB in Sch 10s, the 40s, 80s, 160s, XXS In order to meet the off-hand requirement of our clients.
- GOST Standard Flanges are packaged to ensure that there is no damage during transit. In the case of exports, products are packed in wooden cases. All GOST Standard Pipe Flanges are marked with Size, Lot No, Grade, Degree, and our trademark. On special requests we make custom marking on GOST Standard Flanges.
- Test Certificates: Raw Materials Certificate, Manufacturer Test Certificate as per EN 1092 / 3.1B, Third Party Inspection Report, 100% Radiography Test Report.
- No minimum quantity order limit. Get Market leading prices on all types of Industrial GOST Flanges in India.
GOST Standard Flanges Material & Grades
Stainless Steel GOST Standard Flange |
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ASTM / ASME A/SA 182: F 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L. |
Carbon Steel GOST Standard Flange |
ASTM A105/A694/ A350 LF3/A350 LF2: F42, F46, F52, F56, F60, F65, F70 |
Alloy Steel GOST Standard Flange |
ASTM A182: F1, F5, F9, F11, F22, F91 |
Duplex & Super Duplex Steel GOST Standard Flange |
ASTM / ASME A/SA 182: F44, F45, F51, F53, F55, F60, F61. |
Nickel Alloy GOST Standard Flange |
ASTM / ASME SB 564 / 160 / 472: UNS 2200 (NICKEL 200), UNS 4400 (MONEL 400), UNS 8825 INCONEL (825), UNS 6600(INCONEL 600), UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3) |
GOST Standard Flanges Type, Size, and Pressure Class
Specification | Pressure Class | Size Range |
---|---|---|
ASME/ANSI B16.5 | 150 to 2500LBS 150 to 1500LBS |
26“ to 60″ 26“ to 48″ |
ASME/ANSI B16.36 | 300 To 2500LBS | 1″ to 12″ |
ASME/ANSI B16.47 | 75 to 300LBS 400, 600LBS 900LBS |
1/2“ to 12″ 26“ to 60″ 26“ to 48″ |
BS 10 | TABLE-A, D, E, F, H, J, K, R, S, T | 15mm to 600mm |
EN 1092-1 / DIN / GOST Standard Flanges | PN2.5 to PN16 PN25 PN40 PN63 PN100 PN160, PN250 PN320 PN400 |
10mm to 1800mm 10mm to 1000mm 10mm to 600mm 10mm to 400mm 10mm to 350mm 10mm to 300mm 10mm to 250mm 10mm to 200mm |
Ready Stock of GOST Standard Flanges in India
GOST Standard Forged Flanges | GOST Standard Blind Flanges |
GOST Standard Reducing Flanges | GOST Standard Orifice Flanges |
GOST Standard Socket Weld Flanges | GOST Standard Slip On Flanges |
GOST Standard Flat Flanges | GOST Standard Lapped Joint Flanges |
GOST Standard SWRF Flanges | GOST Standard Square Flanges |
GOST Standard Threaded Flanges | GOST Standard Weld Neck Flanges Series A or B |
GOST Standard WNRF Flanges | GOST Standard Expander Flanges |
GOST Standard High Hub Blinds Flanges | GOST Standard Spectacle Blinds Flanges |
GOST Standard Loose Flanges | GOST Standard RTJ Flanges |
GOST Standard Screwed Flanges | GOST Standard Weld Neck Flanges |
GOST Standard Flange Facing Type & Finish | GOST Standard SORF Flanges |
GOST Standard Groove & Tongue Flanges | GOST Standard Long Neck Weld Flanges |
GOST Standard Spades Ring Spacers Flanges | GOST Standard Ring Type Joint Flanges |
GOST Standard Weldo / Nipo Flanges | GOST Standard Flanges |
GOST Standard Flange Dimensions Tolerance
Outside Diameter: ≤ 24 = 1.6 mm | > 24 = ± 3.2 mm |
Inside Diameter: not applicable |
Diameter of Contact Face: 1.6 mm Raised Face = ± 0.8 mm6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm |
Outside Diameter of Hub: ≤ 12 = + 2.4 mm / – 1.6 mm | ≥ 14 = ± 3.2 mm |
Diameter of Counterbore: not applicable |
Drilling: Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mmEccentricity of Bolt Circle with Respect to Facing≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max. |
Thickness: ≤ 18 = + 3.2 mm / – 0 | ≥ 20 = + 4.8 mm / – 0 |
Length thru Hub: ≤ 18 = + 3.2 mm / – 0.8 mm | ≥ 20 = + 4.8 mm / – 1.6 mm |
GOST Standard Flanges Applications and Uses
- Power Plant / Power Generation
- Fertilizers
- Oil & Gas
- Refineries
- Chemical Industry
- Pulp and Paper Industry
- Petrochemicals
- Engineering Project
- Environmental and Water Projects
- Boiler Manufacturers
- Pumps and Valves
- Cement Industries
- Aerospace Industry
- Nuclear Industry
- Construction
- Ship Building Companies
- Thermal Processing
- Pharma Industry
- Off-Shore Oil Drilling Companies
GOST Standard Flange Exporter
ASIA: Bangladesh, Cambodia, India, Indonesia, Japan, Malaysia, Maldives, Myanmar, Singapore, South Korea, Sri Lanka, Taiwan, Thailand, Vietnam.
AFRICA: Algeria, Angola, Egypt, Equatorial Guinea, Gabon, Libya, Nigeria, South Africa, Sudan, The Republic Of Congo.
MIDDLE EAST: Bahrain, Cyprus, Iran, Iraq, Jordan, Kuwait, Oman, Qatar, Saudi Arabia (KSA), Syria, Turkey, GOST Standard Arab Emirates (UAE), Yemen.
NORTH AMERICA: Bahamas, Canada, Costa Rica, Denmark, Jamaica, Mexico, Panama, Puerto Rico, Trinidad And Tobago, USA.
SOUTH AMERICA: Argentina, Bolivia, Brazil, Chile, Colombia, Ecuador, Guyana, Paraguay, Uruguay, Venezuela.
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