|
Bolting Dimensions for 300 lb. Flanges |
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|
Nom |
Diam |
Diam |
Nbr. |
Length of Studs 1/16" Raised Face |
Bolt |
|
Pipe |
of Bolt |
of |
of |
Length |
|
|
Size |
Circle |
Bolts |
Bolts |
|
|
|
0.5 |
2.625 |
0.5 |
4 |
2.5 |
2 |
|
0.75 |
3.25 |
0.625 |
4 |
2.75 |
2.5 |
|
1 |
3.5 |
0.625 |
4 |
3 |
2.5 |
|
1.25 |
3.875 |
0.625 |
4 |
3 |
2.75 |
|
1.5 |
4.5 |
0.75 |
4 |
3.5 |
3 |
|
2 |
5 |
0.625 |
8 |
3.25 |
3 |
|
2.5 |
5.875 |
0.75 |
8 |
3.75 |
3.25 |
|
3 |
6.625 |
0.75 |
8 |
4 |
3.5 |
|
3.5 |
7.25 |
0.75 |
8 |
4.25 |
3.75 |
|
4 |
7.875 |
0.75 |
8 |
4.25 |
3.75 |
|
5 |
9.25 |
0.75 |
8 |
4.5 |
4 |
|
6 |
10.625 |
0.75 |
12 |
4.75 |
4.25 |
|
8 |
13 |
0.875 |
12 |
5.25 |
4.75 |
|
10 |
15.25 |
1 |
16 |
6 |
5.25 |
|
12 |
17.75 |
1.125 |
16 |
6.5 |
5.75 |
|
14 |
20.25 |
1.125 |
20 |
6.75 |
6 |
|
16 |
22.5 |
1.25 |
20 |
7.25 |
6.5 |
|
18 |
24.75 |
1.25 |
24 |
7.5 |
6.75 |
|
20 |
27 |
1.25 |
24 |
8 |
7 |
|
22 |
29.25 |
1.5 |
24 |
8.75 |
7.5 |
|
24 |
32 |
1.5 |
24 |
9 |
7.75 |
|
26 |
34.5 |
1.625 |
28 |
10 |
8.75 |
|
30 |
39.25 |
1.75 |
28 |
11.25 |
10 |
|
34 |
43.5 |
1.875 |
28 |
12.25 |
10.75 |
|
36 |
46 |
2 |
32 |
12.75 |
11.25 |
|
42 |
52.75 |
2 |
36 |
13.75 |
13.5 |
|
Bolting arrangements for 250 lb. cast
iron flanges are the same as for 300 lb. steel flanges. |
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