ASME/ANSI B16.5 Class 900 LJ
ASME/ANSI B16.5 Class 900 LJ
| Nominal Pipe Size |
Outside Diameter of Flange |
Thickness of Lap Joint Min. |
Diameter of Hub |
Length Through Hub |
Bore |
Corner Radius of Bore of Lapped Flange |
Diameter of Bolt Circle |
Diameter of Bolt Holes |
Number of Bolts |
Approxi-mate Weight kgs |
| NPS |
O |
tf |
X |
Y |
B |
r |
W |
I |
n |
|
| 1/2 |
120 |
22.3 |
38 |
32 |
22.9 |
3 |
82.6 |
22.2 |
4 |
1.69 |
| 3/4 |
130 |
25.4 |
44 |
35 |
28.2 |
3 |
88.9 |
22.2 |
4 |
2.28 |
| 1 |
150 |
28.6 |
52 |
41 |
34.9 |
3 |
101.6 |
25.4 |
4 |
3.41 |
| 1 1/4 |
160 |
28.6 |
64 |
41 |
43.7 |
5 |
111.1 |
25.4 |
4 |
3.89 |
| 1 1/2 |
180 |
31.8 |
70 |
44 |
50.0 |
6 |
123.8 |
28.6 |
4 |
5.41 |
| 2 |
215 |
38.1 |
105 |
57 |
62.5 |
8 |
165.1 |
25.4 |
8 |
9.57 |
| 2 1/2 |
245 |
41.3 |
124 |
64 |
75.4 |
8 |
190.5 |
28.6 |
8 |
13.54 |
| 3 |
240 |
38.1 |
127 |
54 |
91.4 |
10 |
190.5 |
25.4 |
8 |
11.13 |
| 4 |
290 |
44.5 |
159 |
70 |
116.8 |
11 |
235.0 |
31.8 |
8 |
18.96 |
| 5 |
350 |
50.8 |
190 |
79 |
144.4 |
11 |
279.4 |
34.9 |
8 |
31.45 |
| 6 |
380 |
55.6 |
235 |
86 |
171.4 |
13 |
317.5 |
31.8 |
12 |
40.16 |
| 8 |
470 |
63.5 |
298 |
114 |
222.2 |
13 |
393.7 |
38.1 |
12 |
72.66 |
| 10 |
545 |
69.9 |
368 |
127 |
277.4 |
13 |
469.9 |
38.1 |
16 |
105.50 |
| 12 |
610 |
79.4 |
419 |
143 |
328.2 |
13 |
533.4 |
38.1 |
20 |
141.92 |
| 14 |
640 |
85.8 |
451 |
156 |
360.2 |
13 |
558.8 |
41.3 |
20 |
162.02 |
| 16 |
705 |
88.9 |
508 |
165 |
411.2 |
13 |
616.0 |
44.5 |
20 |
199.98 |
| 18 |
785 |
101.6 |
565 |
190 |
462.3 |
13 |
685.8 |
50.8 |
20 |
277.51 |
| 20 |
855 |
108.0 |
622 |
210 |
514.4 |
13 |
749.3 |
54.0 |
20 |
348.93 |
| 24 |
1040 |
139.7 |
749 |
267 |
616.0 |
13 |
901.7 |
66.7 |
20 |
671.17 |
