Welding Neck Flange 2500 dimensions ANSI B16.5
PIPE | FLANGE | HUB | RAISED FACE | DRILLING TEMPLATE | Approx Weight | |||||||
Nominal Size | OD Pipe |
Outside Diameter |
Inside Diameter |
Thickness min |
Length through hub |
Diameter at weld bevel | Diameter of hub | Face diameter |
Number of holes |
Bolt hole diameter |
Diameter of bolt circle | KG |
D | J | B | H | A | M | G | l | k | ||||
1/2″ | 21.3 | 133.4 | To be specified by purchaser | 30.2 | 73.2 | 21.3 | 42.9 | 35.1 | 4 | 22.4 | 88.9 | 3.12 |
3/4″ | 26.7 | 139.7 | 31.8 | 79.2 | 26.7 | 50.8 | 42.9 | 4 | 22.4 | 95.3 | 3.70 | |
1″ | 33.4 | 158.8 | 35.1 | 88.9 | 33.4 | 57.2 | 50.8 | 4 | 25.4 | 108.0 | 5.24 | |
1-1/4″ | 42.2 | 184.2 | 38.1 | 95.3 | 42.2 | 73.2 | 63.5 | 4 | 28.4 | 130.0 | 7.74 | |
1-1/2″ | 48.3 | 203.2 | 44.5 | 111.3 | 48.3 | 79.2 | 73.2 | 4 | 31.8 | 146.1 | 10.9 | |
2″ | 60.3 | 235.0 | 50.8 | 127.0 | 60.3 | 95.3 | 91.9 | 8 | 28.4 | 171.5 | 16.2 | |
2-1/2″ | 73.0 | 266.7 | 57.2 | 142.7 | 73.0 | 114.3 | 104.6 | 8 | 31.8 | 196.9 | 23.7 | |
3″ | 88.9 | 304.8 | 66.5 | 168.1 | 88.9 | 133.4 | 127 | 8 | 35.1 | 228.6 | 36.2 | |
4″ | 114.3 | 355.6 | 76.2 | 190.5 | 114.3 | 165.1 | 157.2 | 8 | 41.1 | 273.1 | 55.3 | |
5″ | 141.3 | 419.1 | 91.9 | 228.6 | 141.3 | 203.2 | 185.7 | 8 | 47.8 | 323.9 | 92.5 | |
6″ | 168.3 | 482.6 | 108.0 | 273.1 | 168.3 | 235.0 | 215.9 | 8 | 53.8 | 368.3 | 143 | |
8″ | 219.1 | 552.5 | 127.0 | 317.5 | 219.1 | 304.8 | 269.7 | 12 | 53.8 | 438.2 | 215 | |
10″ | 273 | 673.1 | 165.1 | 419.1 | 273 | 374.7 | 323.9 | 12 | 66.5 | 539.8 | 406 | |
12″ | 323.8 | 762.0 | 184.2 | 463.6 | 323.8 | 441.5 | 381.0 | 12 | 73.2 | 619.3 | 572 |