Flange – Blind, ANSI Class 2500, ASME B16.5, 1/4″ Raised Face (in)
- Dimensions and tolerances in accordance with ANSI/ASME B16.5 for sizes 1/2″ to 24″.
- Carbon steel forgings in accordance with ASTM A105.
- Bolt circle diameters are 1/8 inch larger than bolt diameter.
Pipe Size(NPS) |
OutsideDiameter
of
Flange
A |
Diameterof
Raised Face
B |
Thicknessof
Flange
C |
Numberof
Bolt
Holes |
Diameterof
Bolt
Holes |
BoltCircle
Diameter
P |
Approx.Weight
(lb) |
1/2 |
5 1/4 |
1 3/8 |
1 3/16 |
4 |
7/8 |
3 1/2 |
7 |
3/4 |
5 1/2 |
1 11/16 |
1 1/4 |
4 |
7/8 |
3 3/4 |
10 |
1 |
6 1/4 |
2 |
1 3/8 |
4 |
1 |
4 1/4 |
12 |
1 1/4 |
7 1/4 |
2 1/2 |
1 1/2 |
4 |
1 1/8 |
5 1/8 |
18 |
1 1/2 |
8 |
2 7/8 |
1 3/4 |
4 |
1 1/4 |
5 3/4 |
25 |
2 |
9 1/4 |
3 5/8 |
2 |
8 |
1 1/8 |
6 3/4 |
39 |
2 1/2 |
10 1/2 |
4 1/8 |
2 1/4 |
8 |
1 1/4 |
7 3/4 |
56 |
3 |
12 |
5 |
2 5/8 |
8 |
1 3/8 |
9 |
86 |
3 1/2 |
- |
- |
- |
- |
- |
- |
- |
4 |
14 |
6 3/16 |
3 |
8 |
1 5/8 |
10 3/4 |
133 |
5 |
16 1/2 |
7 5/16 |
3 5/8 |
8 |
1 7/8 |
12 3/4 |
223 |
6 |
19 |
8 1/2 |
4 1/4 |
8 |
2 1/8 |
14 1/2 |
345 |
8 |
21 3/4 |
10 5/8 |
5 |
12 |
2 1/8 |
17 1/4 |
533 |
10 |
26 1/2 |
12 3/4 |
6 1/2 |
12 |
2 5/8 |
21 1/4 |
1025 |
12 |
30 |
15 |
7 1/4 |
12 |
2 7/8 |
24 3/8 |
1464 |