МЕЖГОСУДАРСТВЕННЫЙ СТАНДАРТ
ДЕТАЛИ ТРУБОПРОВОДОВ БЕСШОВНЫЕ ПРИВАРНЫЕ ИЗ УГЛЕРОДИСТОЙ И НИЗКОЛЕГИРОВАННОЙ СТАЛИ
ОТВОДЫ КРУТОИЗОГНУТЫЕ ТИПА 3 D (R ~=1,5 DN)
КОНСТРУКЦИЯ
ГОСТ 17375-2001
Carbon and low-alloy steel butt-welding fittings.
Sharply curved bends type 3 D(R ~=1,5 DN). Design
ИСО 3419-81
ОКП 14 6800
МКС 23.040.40
Дата введения 2003-01-01
Предисловие
1 РАЗРАБОТАН ОАО "Корпорация МОНТАЖСПЕЦСТРОЙ"
ВНЕСЕН Государственным комитетом Российской Федерации по стандартизации и метрологии
2 ПРИНЯТ Межгосударственным Советом по стандартизации, метрологии и сертификации (протокол N 20 от 1 ноября 2001 г.)
За принятие проголосовали:
| Наименование государства | Наименование национального органа по стандартизации |
| Азербайджанская Республика | Азгосстандарт |
| Республика Армения | Армгосстандарт |
| Республика Беларусь | Госстандарт Республики Беларусь |
| Грузия | Грузстандарт |
| Республика Казахстан | Госстандарт Республики Казахстан |
| Кыргызская Республика | Кыргызстандарт |
| Республика Молдова | Молдовастандарт |
| Российская Федерация | Госстандарт России |
| Туркменистан | Главгосслужба "Туркменстандартлары" |
| Республика Узбекистан | Узгосстандарт |
| Украина | Госстандарт Украины |
3 Стандарт соответствует ИСО 3419-81 "Фитинги из легированной и нелегированной стали приварные встык" в части конструкции отводов
4 Постановлением Государственного комитета Российской Федерации по стандартизации и метрологии от 27 мая 2002 г. N 205-ст межгосударственный стандарт ГОСТ 17375-2001 (ИСО 3419-81) введен в действие непосредственно в качестве государственного стандарта Российской Федерации с 1 января 2003 г.
5 ВЗАМЕН ГОСТ 17375-83
1. Область применения
Настоящий стандарт распространяется на бесшовные приварные отводы из углеродистой и низколегированной стали типа 3D с R ~=1,5 DNи тета = 45°, тета =60°, тета =90° и тета =180°, изготавливаемые из труб методами штамповки или протяжки по рогообразному сердечнику.
Область применения отводов - в соответствии с разделом 1 ГОСТ 17380.
Требования пункта 4.1 и раздела 5 являются обязательными, остальные требования - рекомендуемыми.
2. Нормативные ссылки
В настоящем стандарте использована ссылка на ГОСТ 17380-2001. Детали трубопроводов бесшовные приварные из углеродистой и низколегированной стали. Общие технические условия
3. Определения, обозначения и сокращения
Термины, их определения, обозначения и сокращения - по ГОСТ 17380.
4. Конструкция и размеры
4.1 Конструкция и размеры отводов должны соответствовать указанным на рисунке 1 и в таблицах 1 и 2.

Рисунок 1
Таблица 1
Отводы исполнения 1
Размеры в миллиметрах
| DN | D | T | F=R | H | C | B | Масса, кг, отвода с тета |
| 45° | 90° | 180° |
| | | 2,0 | | | | | 0,02 | 0,04 | 0,08 |
| 15 | 21,3 | 3,2 | 28 | 14 | 56 | 38 | 0,03 | 0,06 | 0,12 |
| | | 4,0 | | | | | 0,04 | 0,07 | 0,14 |
| | | 2,0 | | | | | 0,03 | 0,06 | 0,11 |
| 20 | 26,9 | 3,2 | 29 | 14 | 58 | 43 | 0,04 | 0,08 | 0,17 |
| | | 4,0 | | | | | 0,06 | 0,10 | 0,20 |
| | | 2,3 | | | | | 0,05 | 0,11 | 0,21 |
| 25 | 33,7 | 3,2 | 38 | 18 | 76 | 56 | 0,08 | 0,16 | 0,32 |
| | | 4,5 | | | | | 0,09 | 0,19 | 0,38 |
| | | 2,6 | | | | | 0,10 | 0,19 | 0,39 |
| 32 | 42,4 | 3,6 | 48 | 23 | 96 | 69 | 0,13 | 0,26 | 0,52 |
| | | 5,0 | | | | | 0,17 | 0,35 | 0,60 |
| | | 2,6 | | | | | 0,13 | 0,26 | 0,53 |
| 40 | 48,3 | 3,6 | 57 | 29 | 114 | 82 | 0,18 | 0,36 | 0,72 |
| | | 5,0 | | | | | 0,24 | 0,47 | 0,95 |
| | | 2,9 | | | | | 0,25 | 0,50 | 0,99 |
| 50 | 60,3 | 4,0 | 76 | 35 | 152 | 106 | 0,33 | 0,67 | 1,30 |
| | | 5,6 | | | | | 0,50 | 0,89 | 1,80 |
| | | 2,9 | | | | | 0,40 | 0,79 | 1,60 |
| 65 | 76,1 | 5,0 | 95 | 44 | 190 | 133 | 0,72 | 1,50 | 2,90 |
| | | 7,1 | | | | | 0,90 | 1,80 | 3,60 |
| | | 3,2 | | | | | 0,60 | 1,20 | 2,40 |
| 80 | 88,9 | 5,6 | 114 | 51 | 228 | 159 | 1,00 | 2,10 | 4,10 |
| | | 8,0 | | | | | 1,40 | 2,80 | 5,70 |
| | | 3,6 | | | | | 1,20 | 2,40 | 4,70 |
| 100 | 114,3 | 6,3 | 152 | 64 | 304 | 210 | 2,00 | 4,00 | 8,00 |
| | | 8,8 | | | | | 2,80 | 5,40 | 11,00 |
| | | 4,0 | | | | | 2,00 | 4,00 | 8,00 |
| 125 | 139,7 | 6,3 | 190 | 79 | 380 | 260 | 3,10 | 6,20 | 12,00 |
| | | 10,0 | | | | | 4,80 | 9,60 | 19,00 |
| | | 4,5 | | | | | 3,20 | 6,50 | 13,00 |
| 150 | 168,3 | 7,1 | 229 | 95 | 457 | 313 | 5,10 | 10,00 | 20,00 |
| | | 11,0 | | | | | 7,70 | 15,00 | 31,00 |
| | | 6,3 | | | | | 8,00 | 16,00 | 32,00 |
| 200 | 219,1 | 8,0 | 305 | 127 | 610 | 414 | 9,90 | 20,00 | 40,00 |
| | | 12,5 | | | | | 14,00 | 31,00 | 61,00 |
| | | 6,3 | | | | | 12,00 | 25,00 | 50,00 |
| 250 | 273,0 | | 381 | 159 | 762 | 518 | | | |
| | | 10,0 | | | | | 19,00 | 39,00 | 78,00 |
| | | 7,1 | | | | | 20,00 | 40,00 | 80,00 |
| 300 | 323,9 | | 457 | 190 | 914 | 619 | | | |
| | | 10,0 | | | | | 28,00 | 56,00 | 111,00 |
| | | 8,0 | | | | | 24,00 | 57,00 | 114,00 |
| 350 | 355,6 | | 533 | 222 | 1066 | 711 | | | |
| | | 11,0 | | | | | 39,00 | 78,00 | 156,00 |
| | | 8,8 | | | | | 41,00 | 82,00 | 165,00 |
| 400 | 406,4 | | 610 | 254 | 1220 | 813 | | | |
| | | 12,5 | | | | | 58,00 | 117,00 | 234,00 |
| 450 | 457,0 | 10,0 | 686 | 286 | 1372 | 914 | 59,00 | 119,00 | 237,00 |
| 500 | 508,0 | 11,0 | 762 | 318 | 1524 | 1016 | 81,00 | 162,00 | 323,00 |
| 600 | 610,0 | 12,5 | 914 | 381 | 1828 | 1219 | 133,00 | 266,00 | 531,00 |
| 700 | 711,0 | - | 1067 | 444 | 2134 | 1422 | - | - | - |
| 800 | 813,0 | - | 1219 | 507 | 2238 | - | - | - | - |
| 900 | 914,0 | - | 1372 | 570 | 2744 | - | - | - | - |
| 1000 | 1016,0 | - | 1524 | 634 | 3048 | - | - | - | - |
Примечания
1 Масса приведена для справок.
2 Отводы с тета = 60° исполнения 1 не предусматриваются.
Таблица 2
Отводы исполнения 2
Размеры в миллиметрах
| DN | D | T | F=R | W | H | C | B | Масса отвода с тета = 90°, кг |
| | | 2,0 | | | | | | 0,1 |
| | | 2,5 | | | | | | 0,2 |
| 25 | 32 | | 38 | 22 | 18 | 76 | 56 | |
| | | 3,0 | | | | | | 0,2 |
| | | 3,5 | | | | | | 0,2 |
| | | 2,0 | | | | | | 0,2 |
| | | 2,5 | | | | | | 0,2 |
| 32 | 38 | 3,0 | 48 | 28 | 23 | 96 | 69 | 0,2 |
| | | 3,5 | | | | | | 0,3 |
| | | 4,0 | | | | | | 0,3 |
| | | 2,5 | | | | | | 0,3 |
| | | 3,0 | | | | | | 0,3 |
| 40 | 45 | 3,5 | 60 | 35 | 25 | 120 | 83 | 0,4 |
| | | 4,0 | | | | | | 0,4 |
| | | 5,0 | | | | | | 0,5 |
| | | 2,5 | | | | | | 0,4 |
| | | 3,0 | | | | | | 0,5 |
| | | 3,5 | | | | | | 0,6 |
| 50 | 57 | 4,0 | 75 | 43 | 80 | 150 | 104 | 0,7 |
| | | 4,5 | | | | | | 0,7 |
| | | 5,0 | | | | | | 0,8 |
| | | 5,5 | | | | | | 0,9 |
| | | 6,0 | | | | | | 1,0 |
| | | 3,0 | | | | | | 0,8 |
| | | 3,5 | | | | | | 1,0 |
| | | 4,0 | | | | | | 1,1 |
| | | 4,5 | | | | | | 1,3 |
| 65 | 76 | 5,0 | 100 | 57 | 41 | 200 | 138 | 1,4 |
| | | 5,5 | | | | | | 1,6 |
| | | 6,0 | | | | | | 1,7 |
| | | 7,0 | | | | | | 2,0 |
| | | 8,0 | | | | | | 2,2 |
| | | 3,0 | | | | | | 1,2 |
| | | 3,5 | | | | | | 1,4 |
| | | 4,0 | | | | | | 1,5 |
| | | 4,5 | | | | | | 1,7 |
| 80 | 89 | 5,0 | 120 | 69 | 50 | 240 | 165 | 1,9 |
| | | 5,5 | | | | | | 2,1 |
| | | 6,0 | | | | | | 2,3 |
| | | 7,0 | | | | | | 2,7 |
| | | 8,0 | | | | | | 3,0 |
| | | 3,5 | | | | | | 2,1 |
| | | 4,0 | | | | | | 2,4 |
| | | 4,5 | | | | | | 2,6 |
| | | 5,0 | | | | | | 2,9 |
| | 102 | 6,0 | | | | | 201 | 3,4 |
| | | 7,0 | | | | | | 3,9 |
| | | 8,0 | | | | | | 4,5 |
| | | 9,0 | | | | | | 5,0 |
| | | 10,0 | | | | | | 5,5 |
| | | 3,5 | | | | | | 2,2 |
| | | 4,0 | | | | | | 2,5 |
| | | 4,5 | | | | | | 2,8 |
| | 108 | 5,0 | | | | | 204 | 3,1 |
| | | 6,0 | | | | | | 3,6 |
| 100 | | 7,0 | 150 | 87 | 62 | 300 | | 4,1 |
| | | 8,0 | | | | | | 4,7 |
| | | 9,0 | | | | | | 5,3 |
| | | 10,0 | | | | | | 5,8 |
| | | 3,5 | | | | | | 2,2 |
| | | 4,0 | | | | | | 2,6 |
| | | 4,5 | | | | | | 2,9 |
| | | 5,0 | | | | | | 3,3 |
| | 114 | 6,0 | | | | | 207 | 3,8 |
| | | 7,0 | | | | | | 4,4 |
| | | 8,0 | | | | | | 5,0 |
| | | 9,0 | | | | | | 5,7 |
| | | 10,0 | | | | | | 6,1 |
| | | 3,5 | | | | | | 3,3 |
| | | 4,0 | | | | | | 3,8 |
| | | 4,5 | | | | | | 4,3 |
| | | 5,0 | | | | | | 4,8 |
| | | 6,0 | | | | | | 5,7 |
| 125 | 133 | 7,0 | 190 | 110 | 79 | 380 | 257 | 6,5 |
| | | 8,0 | | | | | | 7,4 |
| | | 9,0 | | | | | | 8,2 |
| | | 10,0 | | | | | | 9,1 |
| | | 11,0 | | | | | | 10,0 |
| | | 12,0 | | | | | | 11,0 |
| | | 4,0 | | | | | | 5,4 |
| | | 4,5 | | | | | | 6,1 |
| | | 5,0 | | | | | | 6,7 |
| | | 6,0 | | | | | | 8,1 |
| | | 7,0 | | | | | | 9,4 |
| | 159 | 8,0 | | | | | | 11,0 |
| | | 9,0 | | | | | | 12,0 |
| | | 10,0 | | | | | | 13,0 |
| | | 11,0 | | | | | | 14,0 |
| | | 12,0 | | | | | | 16,0 |
| | | 13,0 | | | | | | 17,0 |
| | | 14,0 | | | | | | 18,0 |
| 150 | | | 225 | 130 | 93 | 450 | 305 | |
| | | 4,0 | | | | | | 5,6 |
| | | 4,5 | | | | | | 6,4 |
| | | 5,0 | | | | | | 7,1 |
| | | 6,0 | | | | | | 8,5 |
| | | 7,0 | | | | | | 9,8 |
| | 168 | 8,0 | | | | | | 11,2 |
| | | 9,0 | | | | | | 12,5 |
| | | 10,0 | | | | | | 14,0 |
| | | 11,0 | | | | | | 15,0 |
| | | 12,0 | | | | | | 16,0 |
| | | 13,0 | | | | | | 17,5 |
| | | 14,0 | | | | | | 19,0 |
| | | 5,0 | | | | | | 13,0 |
| | | 6,0 | | | | | | 15,0 |
| | | 7,0 | | | | | | 17,0 |
| | | 8,0 | | | | | | 20,0 |
| | | 9,0 | | | | | | 22,0 |
| | | 10,0 | | | | | | 25,0 |
| 200 | 219 | 11,0 | 300 | 173 | 124 | 600 | 410 | 27,0 |
| | | 12,0 | | | | | | 29,0 |
| | | 13,0 | | | | | | 32,0 |
| | | 14,0 | | | | | | 34,0 |
| | | 15,0 | | | | | | 37,0 |
| | | 16,0 | | | | | | 39,0 |
| | | 17,0 | | | | | | 42,0 |
| | | 18,0 | | | | | | 44,0 |
| | | 6,0 | | | | | | 23,0 |
| | | 7,0 | | | | | | 27,0 |
| | | 8,0 | | | | | | 31,0 |
| | | 9,0 | | | | | | 35,0 |
| | | 10,0 | | | | | | 39,0 |
| | | 11,0 | | | | | | 43,0 |
| | | 12,0 | | | | | | 46,0 |
| 250 | 273 | 13,0 | 375 | 217 | 155 | 750 | 512 | 50,0 |
| | | 14,0 | | | | | | 54,0 |
| | | 15,0 | | | | | | 58,0 |
| | | 16,0 | | | | | | 61,0 |
| | | 17,0 | | | | | | 66,0 |
| | | 18,0 | | | | | | 70,0 |
| | | 20,0 | | | | | | 78,0 |
| | | 22,0 | | | | | | 85,0 |
| | | 7,0 | | | | | | 39,0 |
| | | 8,0 | | | | | | 45,0 |
| | | 9,0 | | | | | | 50,0 |
| | | 10,0 | | | | | | 56,0 |
| | | 11,0 | | | | | | 61,0 |
| | | 12,0 | | | | | | 66,0 |
| | | 13,0 | | | | | | 72,0 |
| | | 14,0 | | | | | | 77,0 |
| 300 | 325 | 15,0 | 450 | 260 | 186 | 900 | 613 | 82,0 |
| | | 16,0 | | | | | | 87,0 |
| | | 17,0 | | | | | | 92,0 |
| | | 18,0 | | | | | | 96,0 |
| | | 20,0 | | | | | | 107,0 |
| | | 22,0 | | | | | | 118,0 |
| | | 24,0 | | | | | | 130,0 |
| | | 26,0 | | | | | | 141,0 |
| | | 28,0 | | | | | | 150,0 |
| | | 9,0 | | | | | | 68,0 |
| | | 10,0 | | | | | | 75,0 |
| | | 11,0 | | | | | | 83,0 |
| | | 12,0 | | | | | | 90,0 |
| | | 13,0 | | | | | | 97,0 |
| | | 14,0 | | | | | | 104,0 |
| | | 15,0 | | | | | | 112,0 |
| 350 | 377 | 16,0 | 525 | 303 | 217 | 1050 | 714 | 119,0 |
| | | 18,0 | | | | | | 133,0 |
| | | 20,0 | | | | | | 147,0 |
| | | 22,0 | | | | | | 161,0 |
| | | 24,0 | | | | | | 175,0 |
| | | 26,0 | | | | | | 188,0 |
| | | 28,0 | | | | | | 201,0 |
| | | 30,0 | | | | | | 214,0 |
| | | 32,0 | | | | | | 228,0 |
| | | 8,0 | | | | | | 78,0 |
| | | 9,0 | | | | | | 87,0 |
| | | 10,0 | | | | | | 97,0 |
| | | 11,0 | | | | | | 107,0 |
| | | 12,0 | | | | | | 117,0 |
| | | 13,0 | | | | | | 126,0 |
| | | 14,0 | | | | | | 135,0 |
| | | 15,0 | | | | | | 145,0 |
| | | 16,0 | | | | | | 154,0 |
| 400 | 426 | 17,0 | 600 | 346 | 248 | 1200 | 813 | 164,0 |
| | | 18,0 | | | | | | 173,0 |
| | | 20,0 | | | | | | 192,0 |
| | | 22,0 | | | | | | 210,0 |
| | | 24,0 | | | | | | 230,0 |
| | | 26,0 | | | | | | 249,0 |
| | | 28,0 | | | | | | 268,0 |
| | | 30,0 | | | | | | 286,0 |
| | | 32,0 | | | | | | 306,0 |
| | | 34,0 | | | | | | 324,0 |
| | | 9,0 | | | | | | 138,0 |
| | | 10,0 | | | | | | 153,0 |
| | | 11,0 | | | | | | 168,0 |
| | | 12,0 | | | | | | 183,0 |
| | | 13,0 | | | | | | 198,0 |
| | | 14,0 | | | | | | 212,0 |
| | | 15,0 | | | | | | 227,0 |
| | | 16,0 | | | | | | 242,0 |
| | | 17,0 | | | | | | 256,0 |
| 500 | 530 | 18,0 | 750 | 433 | 310 | 1500 | 1015 | 270,0 |
| | | 20,0 | | | | | | 298,0 |
| | | 22,0 | | | | | | 327,0 |
| | | 24,0 | | | | | | 356,0 |
| | | 26,0 | | | | | | 385,0 |
| | | 28,0 | | | | | | 413,0 |
| | | 30,0 | | | | | | 440,0 |
| | | 32,0 | | | | | | 467,0 |
| | | 34,0 | | | | | | 494,0 |
| | | 36,0 | | | | | | 520,0 |
| | | 9,0 | | | | | | 198,0 |
| | | 10,0 | | | | | | 219,0 |
| | | 11,0 | | | | | | 245,0 |
| | | 12,0 | | | | | | 261,0 |
| | | 13,0 | | | | | | 282,0 |
| | | 14,0 | | | | | | 302,0 |
| | | 15,0 | | | | | | 324,0 |
| | | 16,0 | | | | | | 345,0 |
| 600 | 630 | 17,0 | 900 | 519 | 373 | 1800 | 1215 | 366,0 |
| | | 18,0 | | | | | | 387,0 |
| | | 20,0 | | | | | | 429,0 |
| | | 22,0 | | | | | | 471,0 |
| | | 24,0 | | | | | | 513,0 |
| | | 26,0 | | | | | | 554,0 |
| | | 28,0 | | | | | | 595,0 |
| | | 30,0 | | | | | | 636,0 |
| | | 32,0 | | | | | | 678,0 |
| | | 9,0 | | | | | | 248,0 |
| | | 10,0 | | | | | | 275,0 |
| | | 11,0 | | | | | | 302,0 |
| | | 12,0 | | | | | | 329,0 |
| | | 13,0 | | | | | | 356,0 |
| | | 14,0 | | | | | | 383,0 |
| | | 15,0 | | | | | | 410,0 |
| | | 16,0 | | | | | | 436,0 |
| 700 | 720 | 17,0 | 1000 | 577 | 404 | 2000 | 1360 | 462,0 |
| | | 18,0 | | | | | | 489,0 |
| | | 20,0 | | | | | | 542,0 |
| | | 22,0 | | | | | | 595,0 |
| | | 24,0 | | | | | | 647,0 |
| | | 26,0 | | | | | | 698,0 |
| | | 28,0 | | | | | | 750,0 |
| | | 30,0 | | | | | | 801,0 |
| | | 32,0 | | | | | | 852,0 |
| | | 9,0 | | | | | | 339,0 |
| | | 10,0 | | | | | | 376,0 |
| | | 11,0 | | | | | | 413,0 |
| | | 12,0 | | | | | | 450,0 |
| | | 13,0 | | | | | | 487,0 |
| | | 14,0 | | | | | | 524,0 |
| | | 15,0 | | | | | | 561,0 |
| | | 16,0 | | | | | | 598,0 |
| 800 | 820 | 17,0 | 1200 | 693 | 485 | 2400 | 1610 | 636,0 |
| | | 18,0 | | | | | | 670,0 |
| | | 20,0 | | | | | | 743,0 |
| | | 22,0 | | | | | | 815,0 |
| | | 24,0 | | | | | | 887,0 |
| | | 26,0 | | | | | | 959,0 |
| | | 28,0 | | | | | | 1030,0 |
| | | 30,0 | | | | | | 1101,0 |
| | | 32,0 | | | | | | 1171,0 |
Примечания
1 Масса приведена для справок.
2 Масса отводов с тета = 60° и тета = 45° соответственно в 1,5 и 2 раза меньше, а отводов с тета = 180° в 2 раза больше указанной.
Примеры условных обозначений:
- отвода с_тета = 90°, исполнения 1, D = 139,7 мм, T = 4,0 мм из стали марки TS4:
Отвод 90-1-139,7х4-TS4 ГОСТ 17375-2001
- отвода с_тета= 45°, исполнения 2, D = 159 мм, T = 4,0 мм, T_B = 6,0 мм из стали марки 20:
Отвод 45-159х4/6 ГОСТ 17375-2001
- отвода с_тета= 90°, исполнения 2, D = 57 мм, T = 5,0 мм из стали марки 09Г2С:
Отвод 90-57х5-09Г2С ГОСТ 17375-2001
- то же, для трубопроводов, подконтрольных органам надзора:
Отвод П90-57х5-09Г2С ГОСТ 17375-2001
4.2 По согласованию между изготовителем и потребителем (заказчиком) допускается изготовление отводов исполнения 2 с другими размерами и углами тета.
4.3 Допускается изготовление отводов исполнения 2 с увеличенной толщиной стенки в неторцевых сечениях T_B.
5. Технические условия
Технические условия - по ГОСТ 17380.