Flange
Drawing of ANSI B16.36
Orifice flanges from 1" to 24" and from 300 to 2500 lbs in accordance with ANSI B 16.36. We can also manufacture in different shapes and sizes depending upon your purpose.
 |
| |
Nominal |
Outerside diam. Of flange |
Thick. Of flange |
Diam. Of raised face |
Diam. Of hub at base |
Diam. Of hub at point of welding |
Length thru hub |
Diam. Ofpressure connection |
No. of holes |
Diam. Ofholes |
Diam. Of bolts |
Diam. Of bolt circle |
| |
|
O |
C |
R |
X |
A |
Y |
TT |
|
|
|
|
| in. |
1" |
4.88 |
1.50 |
2.00 |
2.12 |
1.32 |
3.25 |
1/4 |
4 |
0.69 |
5/8 |
3.50 |
| mm. |
|
124 |
38.1 |
50.8 |
53.8 |
33.5 |
82.6 |
6.4 |
|
17.5 |
15.9 |
88.9 |
| in. |
1-1/2" |
6.12 |
1.5 |
2.88 |
2.75 |
1.9 |
3.38 |
1/4 |
4 |
0.81 |
3/4 |
4.5 |
| mm. |
|
155.4 |
38.1 |
73.2 |
69.9 |
48.3 |
85.9 |
6.4 |
|
20.6 |
19.1 |
114.3 |
| in. |
2" |
6.5 |
1.5 |
3.62 |
3.31 |
2.38 |
3.38 |
1/4 |
8 |
0.69 |
5/8 |
5 |
| mm. |
|
165.1 |
38.1 |
91.9 |
84.1 |
60.5 |
85.9 |
6.4 |
|
17.5 |
15.9 |
127 |
| in. |
2-1/2" |
7.5 |
1.5 |
4.12 |
3.94 |
2.88 |
3.5 |
1/4 |
8 |
0.81 |
3/4 |
5.88 |
| mm. |
|
190.5 |
38.1 |
104.6 |
100.1 |
73.2 |
88.9 |
6.4 |
|
20.6 |
19.1 |
149.4 |
| in. |
3" |
8.25 |
1.5 |
5 |
4.62 |
3.5 |
3.5 |
3/8 |
8 |
0.81 |
3/4 |
6.62 |
| mm. |
|
209.6 |
38.1 |
127 |
117.3 |
88.9 |
88.9 |
9.5 |
|
20.6 |
19.1 |
168.1 |
| in. |
4" |
10 |
1.5 |
6.19 |
5.75 |
4.5 |
3.62 |
1/2 |
8 |
0.81 |
3/4 |
7.88 |
| mm. |
|
254 |
38.1 |
157.2 |
146.1 |
114.3 |
91.9 |
12.7 |
|
20.6 |
19.1 |
200.2 |
| in. |
6" |
12.5 |
1.5 |
8.5 |
8.12 |
6.63 |
3.94 |
1/2 |
12 |
0.88 |
3/4 |
10.62 |
| mm. |
|
317.5 |
38.1 |
215.9 |
206.2 |
168.4 |
100.1 |
12.7 |
|
22.4 |
19.1 |
269.7 |
| in. |
8" |
15 |
1.62 |
10.62 |
10.25 |
8.63 |
4.38 |
1/2 |
12 |
1 |
7/8 |
13 |
| mm. |
|
381 |
41.1 |
269.7 |
260.4 |
219.2 |
111.3 |
12.7 |
|
25.4 |
22.2 |
330.2 |
| in. |
10" |
17.5 |
1.88 |
12.75 |
12.62 |
10.75 |
4.62 |
1/2 |
16 |
1.12 |
1 |
15.25 |
| mm. |
|
444.5 |
47.8 |
323.9 |
320.5 |
273.1 |
117.3 |
12.7 |
|
28.4 |
25.4 |
387.4 |
| in. |
12" |
20.5 |
2 |
15 |
14.75 |
12.75 |
5.12 |
1/2 |
16 |
1.25 |
1 1/8 |
17.75 |
| mm. |
|
520.7 |
50.8 |
381 |
374.7 |
323.9 |
130 |
12.7 |
|
31.8 |
28.6 |
450.9 |
| in. |
14" |
23 |
2.12 |
16.25 |
16.75 |
14 |
5.62 |
1/2 |
20 |
1.25 |
1 1/8 |
20.25 |
| mm. |
|
584.2 |
53.8 |
412.8 |
425.5 |
355.6 |
142.7 |
12.7 |
|
31.8 |
28.6 |
514.4 |
| in. |
16" |
25.5 |
2.25 |
18.5 |
19 |
16 |
5.75 |
1/2 |
20 |
1.38 |
1 1/4 |
22.5 |
| mm. |
|
647.7 |
57.2 |
469.9 |
482.6 |
406.4 |
146.1 |
12.7 |
|
35.1 |
31.8 |
571.5 |
| in. |
18" |
28 |
2.38 |
21 |
21 |
18 |
6.25 |
1/2 |
24 |
1.38 |
1 1/4 |
24.75 |
| mm. |
|
711.2 |
60.5 |
533.4 |
533.4 |
457.2 |
158.8 |
12.7 |
|
35.1 |
31.8 |
628.7 |
| in. |
20" |
30.5 |
2.5 |
23 |
23.12 |
20 |
6.38 |
1/2 |
24 |
1.38 |
1 1/4 |
27 |
| mm. |
|
774.7 |
63.5 |
584.2 |
587.2 |
508 |
162.1 |
12.7 |
|
35.1 |
31.8 |
685.8 |
| in. |
24" |
36 |
2.75 |
27.25 |
27.62 |
24 |
6.62 |
1/2 |
24 |
1.62 |
1 1/2 |
32 |
| mm. |
|
914.4 |
69.9 |
692.2 |
701.5 |
609.6 |
168.1 |
12.7 |
|
41.1 |
38.1 |
812.8 |
|
|
