Home / Products / Flanges / GOST/ГОСТ 12821-80 FLANGE PN0.6MPA WNRF
We take pride ourselves in offering a superior range of Weld Neck Flange (WNRF), which is fabricated using best grade raw materials that are sourced from reliable vendors that ensure desirable durability and resistance against corrosion. Our lightweight weld neck flanges find extensive application in engineering and construction industries. Our respected clients can avail these from us at competitive prices.
GOST/ГОСТ 12821-80 FLANGE PN0.6MPA WNRF
Dimensions & Masses of GOST 12821-80 Flange PN0.6MPa
| 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 | ||||
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> PN0.6Mpa WNRF Flange
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- ANSI B16.5 Class 150 LBS Blind Flange
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- ANSI B16.5 Class 600 LBS Blind Flange
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- ANSI B16.5 Class 900 LBS Blind Flange
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- ANSI B16.5 Class 1500 LBS Blind Flange
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- ANSI B16.5 Class 2500 LBS Blind Flange
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