压力试验盲板厚度计算

140 4.0 4.0 4.5 6.0 9.0 12.0 14.0 19.0 25.0 32.0 40.0 40.0 50.0 50.0
56.6 68.0 84.9 101.8 118.9 135.8 152.9 169.8 186.7 203.8 237.8 271.6 294.4
145 4.0 4.0 4.5 6.0 9.0 12.0 14.0 22.0 25.0 32.0 40.0 45.0 50.0 51.8
DN (mm)
NB (inch)
5
NOTE ： If the thickne ss more than 50mm, use the calculat ed minimu m required thickne ss.
BLIND THICKNESS TABLE
CALCULATED THICKNESS FOR EACH TEST PRESSURE. PRESSURE ： Bar THICKNESS ： mm
100
4 4.0 4.5 4.5 6.0 6.0 6.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 12.0
150
6 4.5 6.0 9.0 9.0 9.0 9.0 12.0 12.0 12.0 12.0 12.0 14.0 14.0 14.0 14.0
200
8 6.0 9.0 9.0 12.0 12.0 12.0 14.0 14.0 14.0 16.0 16.0 16.0 19.0 19.0 19.0
90 4.0 4.0 4.0 4.5 6.0 9.0 12.0 16.0 22.0 25.0 32.0 32.0 40.0 45.0
50.0 54.5 68.1 81.6 95.3 108.9 122.6 136.1 149.7 163.4 190.6 217.8 236.0
CALCULATED THICKNESS FOR EACH TEST PRESSURE. PRESSURE ： Bar THICKNESS ： mm
83.9 86.1 88.2 90.3 92.3 94.3 96.2 98.1 100.0
97.9 100.5 103.0 105.4 107.7 110.1 112.3 114.6 116.7 111.9 114.8 117.6 120.4 123.1 125.7 128.3 130.9 133.4 125.9 129.2 132.4 135.5 138.5 141.5 144.4 147.3 150.1 139.9 143.5 147.0 150.5 153.9 157.2 160.4 163.6 166.7 153.8 157.8 161.7 165.5 169.2 172.9 176.4 179.9 183.4 167.9 172.2 176.5 180.6 184.7 188.7 192.5 196.4 200.1 195.9 200.9 205.9 210.7 215.5 220.1 224.7 229.1 233.5 223.8 229.6 235.2 240.8 246.2 251.5 256.7 261.7 266.7 242.5 248.8 254.9 260.9 266.8 272.5 278.1 283.6 289.0
1800
72 40.0 54.5 66.7 77.0 86.1 94.3 101.9 108.9 115.5 121.8 127.7 133.4 138.8 144.1 149.1
2100
84 45.0 63.5 77.8 89.9 100.5 110.1 118.9 127.1 134.8 142.1 149.0 155.6 162.0 168.1 174.0
2400
96 51.3 72.6 88.9 102.7 114.8 125.7 135.8 145.2 154.0 162.3 170.3 177.8 185.1 192.1 198.8
2600
104 55.6 78.7 96.3 111.3 124.4 136.3 147.2 157.3 166.9 175.9 184.5 192.7 200.6 208.1 215.4
350
14 9.0 12.0 14.0 16.0 19.0 19.0 22.0 22.0 25.0 25.0 25.0 28.0 28.0 28.0 32.0
400
16 9.0 12.0 16.0 19.0 22.0 22.0 25.0 25.0 28.0 28.0 32.0 32.0 32.0 32.0 36.0
95 100 105 110 115 120 125 130 135
4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.5 4.5 4.5 4.5 4.5 4.5 4.5 4.5 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 6.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 9.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 12.0 14.0 14.0 16.0 16.0 19.0 19.0 19.0 19.0 19.0 19.0 19.0 22.0 22.0 22.0 22.0 25.0 25.0 25.0 25.0 25.0 28.0 28.0 28.0 28.0 28.0 32.0 32.0 32.0 32.0 32.0 32.0 32.0 32.0 36.0 36.0 36.0 36.0 36.0 36.0 36.0 36.0 36.0 36.0 40.0 40.0 40.0 40.0 40.0 40.0 40.0 45.0 45.0 45.0 45.0 45.0 45.0
1200
48 28.0 40.0 45.0 51.3 57.4 62.9 67.9 72.6 77.0 81.2 85.1 88.9 92.5 96.0 99.4
1350
54 32.0 45.0 50.0 57.8 64.6 70.8 76.4 81.7 86.7 91.4 95.8 100.1 104.2 108.1 111.9
450
18 12.0 14.0 19.0 22.0 22.0 25.0 28.0 28.0 32.0 32.0 32.0 36.0 36.0 36.0 40.0
500
20 12.0 16.0 19.0 22.0 25.0 28.0 32.0 32.0 36.0 36.0 36.0 40.0 40.0 40.0 45.0
57.6 69.2 86.4 103.6 121.0 138.2 155.6 172.8 190.0 207.4 242.0 276.4 299.6
150 4.0 4.0 4.5 6.0 9.0 12.0 பைடு நூலகம்4.0 22.0 28.0 32.0 40.0 45.0 50.0 52.7
58.6 70.3 87.9 105.4 123.1 140.6 158.2 175.8 194.1 210.9 246.1 281.2 304.7
900
36 22.0 28.0 36.0 40.0 45.0 50.0 50.0 54.4 57.7 60.9 63.8 66.7 69.4 72.0 74.5
1050
42 25.0 32.0 40.0 45.0 50.0 55.0 59.4 63.5 67.4 71.0 74.5 77.8 81.0 84.1 87.0
APPENDIX F BLIND THICKNESS TABLE
DN (mm)
NB (inch)
CALCULATED THICKNESS FOR EACH TEST PRESSURE. PRESSURE ： Bar THICKNESS ： mm
600
24 14.0 19.0 25.0 28.0 32.0 32.0 36.0 40.0 40.0 45.0 45.0 45.0 50.0 50.0 50.0
750
30 16.0 25.0 28.0 36.0 36.0 40.0 45.0 50.0 50.0 50.0 54.0 55.6 57.8 60.0 62.1
40 1-1/2 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.5 4.5 4.5 4.5 4.5
50
2 4.0 4.0 4.0 4.0 4.0 4.0 4.5 4.5 4.5 4.5 4.5 4.5 6.0 6.0 6.0
80
3 4.0 4.0 4.0 4.5 4.5 6.0 6.0 6.0 6.0 6.0 9.0 9.0 9.0 9.0 9.0
45.0 45.0 45.0 50.0 50.0 50.0 50.0 50.0 50.0
50.0 50.0 50.0 50.0 51.3 52.4 53.5 54.5 55.6
56.0 57.4 58.9 60.2 61.6 62.9 64.2 65.5 66.7
69.9 71.8 73.5 75.3 76.9 78.6 80.2 81.8 83.4
1500
60 36.0 50.0 55.6 64.2 71.8 78.6 84.9 90.8 96.3 101.5 106.4 111.2 115.7 120.1 124.3
1650
66 36.0 50.0 61.1 70.6 78.9 86.4 93.4 99.8 105.9 111.6 117.0 122.2 127.2 132.0 136.7
45.0 51.4 64.2 77.0 89.9 102.7 115.6 128.4 141.2 154.0 179.7 205.3 222.5
85 4.0 4.0 4.0 4.5 6.0 9.0 12.0 16.0 19.0 25.0 32.0 32.0 36.0 40.0
45.0 53.0 66.2 79.3 92.6 105.8 119.1 132.3 145.5 158.8 185.3 211.6 229.4
BLIND THICKNESS TABLE
DN (mm)
NB (inch)
CALCULATED THICKNESS FOR EACH TEST PRESSURE. PRESSURE ： Bar THICKNESS ： mm
5
10 15 20 25 30 35 40 45 50 55 60 65 70 75
250
10 6.0 9.0 12.0 12.0 14.0 16.0 16.0 19.0 19.0 19.0 22.0 22.0 22.0 22.0 25.0
300
12 9.0 12.0 12.0 14.0 16.0 19.0 19.0 22.0 22.0 22.0 25.0 25.0 25.0 28.0 28.0
NB (inch)
1/2 3/4
1 1-1/2
2 3 4 6 8 10 12 14 16 18 20 24 30 36 42 48 54 60 66 72 84 96 104
80 4.0 4.0 4.0 4.5 6.0 9.0 12.0 16.0 19.0 25.0 28.0 32.0 36.0 40.0
10 15 20 25 30 35 40 45 50 55 60 65 70 75
APPENDIX F BLIND THICKNESS TABLE
DN (mm)
15 20 25 40 50 80 100 150 200 250 300 350 400 450 500 600 750 900 1050 1200 1350 1500 1650 1800 2100 2400 2600
15
1/2 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0
20
3/4 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0
25
1 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0