ASME/ANSI B16.5 Class 600 SO
| Nominal Pipe Size |
Outside Diameter of Flange |
Diameter of Raised Face |
Thickness of Flanges Min. |
Diameter of Hub |
Length Through Hub |
Bore |
Diameter of Bolt Circle |
Diameter of Bolt Holes |
Number of Bolts |
Approximate Weight kgs |
| NPS |
O |
R |
tf |
X |
Y |
B |
W |
I |
n |
|
| 1/2 |
95 |
34.9 |
14.3 |
38 |
22 |
22.2 |
66.7 |
15.9 |
4 |
0.74 |
| 3/4 |
115 |
42.9 |
15.9 |
48 |
25 |
27.7 |
82.6 |
19.1 |
4 |
1.21 |
| 1 |
125 |
50.8 |
17.5 |
54 |
27 |
34.5 |
88.9 |
19.1 |
4 |
1.56 |
| 1 1/4 |
135 |
63.5 |
20.7 |
64 |
29 |
43.2 |
98.4 |
19.1 |
4 |
2.11 |
| 1 1/2 |
155 |
73.0 |
22.3 |
70 |
32 |
49.5 |
114.3 |
22.2 |
4 |
2.97 |
| 2 |
165 |
92.1 |
25.4 |
84 |
37 |
61.9 |
127.0 |
19.1 |
8 |
3.64 |
| 2 1/2 |
190 |
104.8 |
28.6 |
100 |
41 |
74.6 |
149.2 |
22.2 |
8 |
5.26 |
| 3 |
210 |
127.0 |
31.8 |
117 |
46 |
90.7 |
168.3 |
22.2 |
8 |
7.08 |
| 3 1/2 |
230 |
139.7 |
35.0 |
133 |
49 |
103.4 |
184.2 |
25.4 |
8 |
8.99 |
| 4 |
275 |
157.2 |
38.1 |
152 |
54 |
116.1 |
215.9 |
25.4 |
8 |
14.83 |
| 5 |
330 |
185.7 |
44.5 |
189 |
60 |
143.8 |
266.7 |
28.6 |
8 |
24.46 |
| 6 |
355 |
215.9 |
47.7 |
222 |
67 |
170.7 |
292.1 |
28.6 |
12 |
28.78 |
| 8 |
420 |
269.9 |
55.6 |
273 |
76 |
221.5 |
349.2 |
31.8 |
12 |
43.77 |
| 10 |
510 |
323.8 |
63.5 |
343 |
86 |
276.2 |
431.8 |
34.9 |
16 |
71.35 |
| 12 |
560 |
381.0 |
66.7 |
400 |
92 |
327.0 |
489.0 |
34.9 |
20 |
84.95 |
| 14 |
605 |
412.8 |
69.9 |
432 |
94 |
359.2 |
527.0 |
38.1 |
20 |
100.05 |
| 16 |
685 |
469.9 |
76.2 |
495 |
106 |
410.5 |
603.2 |
41.3 |
20 |
141.69 |
| 18 |
745 |
533.4 |
82.6 |
546 |
117 |
461.8 |
654.0 |
44.5 |
20 |
175.13 |
| 20 |
815 |
584.2 |
88.9 |
610 |
127 |
513.1 |
723.9 |
44.5 |
24 |
222.87 |
| 24 |
940 |
692.2 |
101.6 |
718 |
140 |
616.0 |
838.2 |
50.8 |
24 |
313.75 |
Note: 7 mm raised face regularly furnished on Classes 150 and 300 unless otherwise ordered.
