连续铸铁管适用于输送水及煤气等,按其壁厚分为
(1)尺寸和形状见图6-2、表6-156-表6-158。
表6-156连续铸铁管的尺寸
公称口径DN/mm | 各部尺寸/mm | |||
a | b | C | | |
75~450 | 15 | 10 | 20 | 6 |
500~800 | 18 | 12 | 25 | 7 |
900~1200 | 20 | 14 | 30 | 8 |
图6-2连续铸铁管
R=C+2 R1=C R2=E
表6-157连续铸铁管的承插口尺寸
公称口径DN | 承口内径D3/mm | A | B | C | E | P | 1 | F | δ | X | R |
75 | 113.0 | 36 | 26 | 12 | 10 | 90 | 9 | 75 | 5 | 13 | 32 |
100 | 138.O | 36 | 26 | 12 | 10 | 95 | 10 | 75 | 5 | 13 | 32 |
150 | 189.0 | 36 | 26 | 12 | 10 | 100 | 10 | 75 | 5 | 13 | 32 |
200 | 240.0 | 38 | 28 | 13 | 1O | 100 | 11 | 77 | 5 | 13 | 33 |
250 | 293.6 | 38 | 32 | 15 | 11 | 105 | 12 | 83 | 5 | 18 | 37 |
300 | 344.8 | 38 | 33 | 16 | 11 | 105 | 13 | 85 | 5 | 18 | 38 |
350 | 396.0 | 40 | 34 | 17 | 11 | 110 | 13 | 87 | 5 | 18 | 39 |
400 | 447.6 | 40 | 36 | 18 | 11 | 11O | 14 | 89 | 5 | 24 | 40 |
450 | 498.8 | 40 | 37 | 19 | 11 | 115 | 14 | 91 | 5 | 24 | 41 |
500 | 552.O | 40 | 40 | 21 | 12 | 115 | 15 | 97 | 6 | 24 | 45 |
600 | 654.8 | 42 | 44 | 23 | 12 | 120 | 16 | 101 | 6 | 24 | 47 |
700 | 757.O | 42 | 48 | 26 | 12 | 125 | 17 | 106 | 6 | 24 | 50 |
800 | 860.O | 45 | 51 | 28 | 12 | 130 | 18 | 111 | 6 | 24 | 52 |
900 | 963.O | 45 | 56 | 31 | 12 | 135 | 19 | 115 | 6 | 24 | 55 |
1000 | 1067.0 | 50 | 60 | 33 | 13 | 140 | 21 | 121 | 6 | 24 | 59 |
1100 | 1170.0 | 50 | 64 | 36 | 13 | 145 | 22 | 126 | 6 | 24 | 62 |
1200 | 1272.O | 52 | 68 | 38 | 13 | 150 | 23 | 130 | 6 | 24 | 64 |
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