ANSI 400LB BL 盲板法蘭屬于美標(biāo)法蘭標(biāo)準(zhǔn)體系。是美標(biāo)法蘭(又稱ANSI法蘭)的其中一種表現(xiàn)形式，是設(shè)備或管道上常用的法蘭。以下是ANSI 400LB BL 盲板法蘭中，相關(guān)壓力下，各部位的全部尺寸及圖示，以方便廣大法蘭從業(yè)者查詢和參考。
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ANSI 400LB BL 盲板法蘭標(biāo)準(zhǔn) |
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壓力 |
尺寸 |
外徑 |
中心距 |
孔徑 |
孔數(shù) |
盤高 |
水線徑 |
水線高 |
RF單重 |
FF單重 |
|
ANSI 400LB BLD 盲板 |
1/2 |
95.2 |
66.5 |
15.7 |
4 |
14.2 |
35.1 |
6.4 |
0.76 |
1.03 |
|
3/4 |
117.3 |
82.6 |
19.1 |
4 |
15.7 |
42.9 |
6.4 |
1.26 |
1.68 |
|
|
1 |
123.9 |
88.9 |
19.1 |
4 |
17.5 |
50.8 |
6.4 |
1.6 |
2.05 |
|
|
1-1/4 |
133.3 |
98.6 |
19.1 |
4 |
20.6 |
63.5 |
6.4 |
2.23 |
2.72 |
|
|
1-1/2 |
155.4 |
114.3 |
22.4 |
4 |
22.3 |
73.15 |
6.4 |
3.26 |
3.92 |
|
|
2 |
165.1 |
127 |
19.1 |
8 |
25.4 |
91.9 |
6.4 |
4.15 |
4.78 |
|
|
2-1/2 |
190.5 |
149.4 |
22.4 |
8 |
28.4 |
104.6 |
6,4 |
6.09 |
6.93 |
|
|
3 |
209.5 |
168.1 |
22.4 |
8 |
31.7 |
127 |
6.4 |
8.44 |
9.37 |
|
|
3-1/2 |
228.6 |
184.2 |
25.4 |
8 |
35 |
139.7 |
6.4 |
10.94 |
12.03 |
|
|
4 |
254 |
200.2 |
25.4 |
8 |
35.1 |
157.2 |
6.4 |
13.83 |
15.2 |
|
|
5 |
279.4 |
235 |
25.4 |
8 |
38.1 |
185.7 |
6.4 |
18.5 |
20.02 |
|
|
6 |
317.5 |
2697 |
25.4 |
12 |
41.1 |
215.9 |
6.4 |
25.44 |
27.27 |
|
|
8 |
381 |
330.2 |
28.4 |
12 |
47.8 |
269.7 |
6.4 |
42.83 |
45.31 |
|
|
10 |
444.5 |
387.4 |
31.8 |
16 |
53.8 |
323.9 |
6.4 |
64.37 |
67.4 |
|
|
12 |
520.7 |
450.9 |
35.1 |
16 |
57.15 |
381 |
6.4 |
94.39 |
98.58 |
|
|
14 |
584.2 |
514.4 |
35.1 |
20 |
60.45 |
412.8 |
6.4 |
124.83 |
130.61 |
|
|
16 |
647.7 |
571.5 |
38.1 |
20 |
63.5 |
469.9 |
6.4 |
161.71 |
168.41 |
|
|
18 |
711.2 |
628.7 |
38.1 |
24 |
66.55 |
533.4 |
6.4 |
204.62 |
211.98 |
|
|
20 |
774.7 |
685.8 |
41.1 |
24 |
69.85 |
584.2 |
6.4 |
254.66 |
263.28 |
|
|
24 |
914.4 |
812.8 |
47.8 |
24 |
76.2 |
692.2 |
6.4 |
386.25 |
398.18 |
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