Ру, МПа (кгс/см2) | Класс герме- тичности затвора | Пропуск воздуха, см3/мин, при Dy, мм, вентилей | ||||||||||||||
25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | |||
0,25(2,5) | I | 0,4 | 0,6 | 0,9 | 1,2 | 1,5 | 2 | 3 | 4 | 6 | 9 | 13 | 18 | 20 | 25 | |
II | 1,3 | 1,8 | 2,5 | 3,5 | 5,0 | 7 | 10 | 13 | 18 | 25 | 40 | 50 | 60 | 75 | ||
0,6(6,0) | I | 0,8 | 1,2 | 1,5 | 2,0 | 3,0 | 4 | 6 | 8 | 12 | 16 | 25 | 30 | 40 | 45 | |
II | 2,5 | 3,5 | 4,5 | 6,0 | 9,0 | 12 | 18 | 25 | 35 | 45 | 75 | 100 | 120 | 130 | ||
1,0(10,0) | I | 1,0 | 1,5 | 2,0 | 3,0 | 4,0 | 6 | 9 | 12 | 16 | 25 | 35 | 45 | 60 | 65 | |
II | 3,5 | 5,0 | 6,0 | 9,0 | 13,0 | 18 | 25 | 35 | 45 | 75 | 100 | 150 | 180 | 200 | ||
1,6(16,0) | I | 1,5 | 2,0 | 3,0 | 4,0 | 7,0 | 8 | 13 | 18 | 25 | 35 | 50 | 70 | 90 | 100 | |
II | 4,5 | 7,0 | 9,0 | 13,0 | 20,0 | 25 | 40 | 50 | 80 | 100 | 160 | 200 | 250 | 300 | ||
2,5(25,0) | I | 2 | 3,5 | 4 | 7 | 10 | 13 | 18 | 25 | 35 | 50 | 70 | 100 | 120 | 150 | |
II | 7 | 10,0 | 13 | 20 | 30 | 40 | 50 | 80 | 100 | 160 | 200 | 300 | 400 | 450 | ||
4,0(40,0) | I | 3 | 6,0 | 7 | 10 | 15 | 20 | 30 | 35 | 50 | 80 | 120 | 150 | 200 | 250 | |
II | 10 | 18,0 | 25 | 30 | 45 | 60 | 90 | 120 | 150 | 250 | 350 | 450 | 600 | 800 | ||
6,4(64,0) | I | 6 | 8,0 | 13 | 17 | 25 | 35 | 45 | 65 | 90 | 130 | 200 | 250 | 350 | 400 | |
II | 18 | 25,0 | 35 | 50 | 80 | 100 | 130 | 200 | 250 | 400 | 600 | 750 | 1000 | 1200 | ||
10,0(100,0) | I | 10 | 12,0 | 18 | 26 | 40 | 50 | 70 | 100 | 150 | 200 | 300 | 400 | 500 | 600 | |
II | 25 | 40,0 | 50 | 80 | 120 | 150 | 220 | 300 | 450 | 600 | 900 | 1300 | 1500 | 1800 | ||
16,0(160,0) | I | 15 | 18,0 | 26 | 30 | 55 | 70 | 120 | 170 | 200 | 320 | 450 | 600 | 750 | 900 | |
II | 45 | 60,0 | 80 | 120 | 180 | 250 | 360 | 450 | 600 | 900 | 1200 | 2000 | 2000 | 2500 | ||
Таблица 13. Пределы применения чугунной арматуры
|
Из за большого объема этот материал размещен на нескольких страницах:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 |


