ГОСТ 22790-89 Сборочные единицы и детали трубопроводов на Ру св. 10 до 100 МПа (св. 100 до 1000 кгс/кв.см). Общие технические условия
ПРИЛОЖЕНИЕ 5
Обязательное
РАЗДЕЛКА КОНЦОВ ТРУБ И ДЕТАЛЕЙ ТРУБОПРОВОДОВ ПОД СВАРКУ
|
Таблица 8
Размеры, мм
Условный проход | Исполнение | Тип разделки | Размер присоединяемых труб D | ||
|
| Номин. | Пред. откл. |
|
|
| 2 | 6,5 |
|
| 11 |
6 |
|
| 0,20 |
| 12 |
| 4 | 7,0 |
|
| 15 |
|
|
| 18 | ||
10 | 2 | 11,5 | 0,24 | 20 | |
4 | 12,0 |
|
| 25 | |
|
| 17,0 |
| А | 25 |
| 2 | 18,0 |
|
| 25 |
15 |
| 20,0 | 0,24 |
| 32 |
| 4 | 18,0 |
|
| 35 |
| 1 | 26,0 |
|
| 35 |
|
| 27,0 |
|
| 38 |
25 | 2 | 28,0 | 0,28 |
| 45 |
| 3 | 27,0 |
|
| 45 |
| 4 | 27,0 |
|
| 50 |
|
| 33,0 |
| 45 | |
| 1 |
|
|
| 45 |
32 |
| 33,0 |
|
| 51 |
| 2 | 33,0 |
|
| 50 |
| 3 | 35,0 |
|
| 57 |
| 4 | 38,0 |
|
| 68 |
|
| 43,0 | 0,34 |
| 56 |
| 1 |
|
|
| 57 |
|
| 39,0 |
|
| 57 |
40 | 2 | 46,0 |
|
| 68 |
| 3 | 42,0 |
| 68 | |
| 4 | 47,0 |
|
| 83 |
| 1 | 59,0 |
|
| 76 |
|
|
|
|
| 83 |
50 | 2 | 57,0 |
|
| 89 |
| 3 | 65,0 |
|
| 102 |
| 4 | 61,0 |
| Б | 102 |
| 1 | 70,0 | 0,40 |
| 89 |
65 | 2 | А | 102 | ||
3 | 72,0 |
| 114 | ||
| 4 | 74,0 |
| Б | 127 |
| 1 | 87,0 |
|
| 114 |
| 2 | 93,0 |
| А | 127 |
| 83,0 |
|
| 127 | |
80 | 3 | 93,0 | 0,46 | 140 | |
| 4 | 91,0 | Б | 159 | |
1 | 100,0 | 127 | |||
| 2 | 103,0 | 0,46 | А | 140 |
100 | 3 |
|
|
| 159 |
| 4 | 105,0 |
| Б | 180 |
1 | 125,0 |
| А | 159 | |
| 2 | 128,0 |
|
| 180 |
| 119,0 |
|
| 168 | |
125 | 3 | 125,0 |
|
| 194 |
| 4 | 128,0 | 0,53 |
| 219 |
1 | 155,0 |
|
| 194 | |
150 | 2 |
|
| Б | 219 |
| 3 | 160,0 |
|
| 245 |
| 4 |
|
|
| 273 |
1 | 197,0 |
|
| 245 | |
200 | 2 | 203,0 | 0,60 |
| 273 |
| 3 | 204,0 |
|
| 299 |