ASB Heating Elements Ltd. Flange Dimensions User Manual
Flange dimensions
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Flange Dimensions
C20
Outside
Diameter
Bolt
Circle
Thickness
Hole
Size
Nominal ANSI Flange Dimensions
Nominal Pipe Diameter
3”
4”
5”
6”
8”
10”
12”
14”
Nominal Rating
150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300# 150# 300#
Thickness
15
/
16
1
1
/
8
15
/
16
1
1
/
4
15
/
16
1
3
/
8
1
1
7
/
16
1
1
/
8
1
5
/
8
1
3
/
16
1
7
/
8
1
1
/
4
2
1
3
/
8
2
1
/
8
Bolt Circle Dia.
6
6
5
/
8
7
1
/
2
7
7
/
8
8
1
/
2
9
1
/
4
9
1
/
2
10
5
/
8
11
3
/
4
13 14
1
/
4
15
1
/
4
17
17
3
/
4
18
3
/
4
20
1
/
4
Outside Diameter
7
1
/
2
8
1
/
4
9
10
10
11
11 12
1
/
2
13
1
/
2
15
16 17
1
/
2
19
20
1
/
2
21
23
Hole Size
3
/
4
7
/
8
3
/
4
7
/
8
7
/
8
7
/
8
7
/
8
7
/
8
7
/
8
1
1
1
1
/
8
1
1
1
/
4
1
1
/
8
1
1
/
4
Number of Holes
4
8
8
8
8
8
8
12
8
12
12
16
12
16
12
20
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