BUTT WELDING PIPE FITTING DIMENSIONAL STANDARD ANSI B-16.9, B-16.28 & MS SS P43
| Nominal Pipe Size (NPS) | Outside Diameter (mm) | Center to Face (A) (mm) | Back to Face (B) (mm) | Center to Center (C) (mm) | Length (L) | M (mm) | S (mm) | E (mm) | F (mm) | G (mm) | R (mm) | N (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 21.3 | 38.00 | 16.0 | 25.0 | 25.0 | 48.0 | 76.0 | 35.0 | 50.8 | 76.2 | - | - |
| 3/4 | 26.7 | 29.00 | 11.0 | 29.0 | 25.0 | 43.0 | 57.0 | 43.0 | 50.8 | 76.2 | - | - |
| 1 | 33.4 | 38.00 | 22.0 | 38.0 | 25.0 | 38.0 | 56.0 | 41.0 | 76.0 | 51.0 | 51.0 | 50.8 |
| 1 1/4 | 42.2 | 48.00 | 25.0 | 48.0 | 32.0 | 38.0 | 70.0 | 52.0 | 95.0 | 64.0 | 64.0 | 50.8 |
| 1 1/2 | 48.3 | 57.15 | 29.0 | 57.0 | 38.0 | 38.0 | 83.0 | 62.0 | 114.0 | 76.0 | 73.0 | 50.8 |
| 2 | 60.3 | 76.00 | 35.0 | 64.0 | 51.0 | 38.0 | 106.0 | 81.0 | 152.0 | 102.0 | 93.0 | 63.5 |
| 2 1/2 | 73 | 95.25 | 44.0 | 76.0 | 64.0 | 38.0 | 132.0 | 100.0 | 191.0 | 127.0 | 105.0 | 63.5 |
| 3 | 88.9 | 114.30 | 51.0 | 86.0 | 76.0 | 51.0 | 159.0 | 121.0 | 229.0 | 152.0 | 127.0 | 63.5 |
| 3 1/2 | 101.6 | 133.35 | 57.0 | 95.0 | 89.0 | 64.0 | 184.0 | 140.0 | 267.0 | 178.0 | 140.0 | 76.2 |
| 4 | 114.3 | 152.0 | 63.0 | 105.0 | 102.0 | 64.0 | 210.0 | 159.0 | 305.0 | 203.0 | 157.0 | 76.2 |
| 5 | 141.3 | 190.0 | 79.0 | 123.0 | 127.0 | 76.0 | 262.0 | 197.0 | 381.0 | 254.0 | 186.0 | 76.2 |
| 6 | 168.3 | 229.0 | 95.0 | 143.0 | 152.0 | 89.0 | 313.0 | 237.0 | 457.0 | 305.0 | 216.0 | 88.9 |
| 8 | 219.1 | 305.0 | 127.0 | 178.0 | 203.0 | 102.0 | 414.0 | 313.0 | 610.0 | 406.0 | 270.0 | 101.6 |
| 10 | 273.1 | 381.0 | 159.0 | 216.0 | 254.0 | 127.0 | 515.0 | 391.0 | 762.0 | 508.0 | 324.0 | 127.0 |
| 12 | 323.9 | 457.0 | 190.0 | 254.0 | 303.0 | 152.0 | 619.0 | 467.0 | 914.0 | 610.0 | 381.0 | 152.4 |
| 14 | 355.6 | 533.0 | 222.0 | 279.0 | 356.0 | 165.0 | 711.0 | 533.0 | 1067.0 | 711.0 | 413.0 | 152.4 |
| 16 | 406.4 | 610.0 | 254.0 | 305.0 | 406.0 | 178.0 | 813.0 | 610.0 | 1219.0 | 813.0 | 470.0 | 152.4 |
| 18 | 457.2 | 686.0 | 286.0 | 343.0 | 457.0 | 203.0 | 914.0 | 686.0 | 1372.0 | 914.0 | 533.0 | 152.4 |
| 20 | 508 | 762.0 | 318.0 | 381.0 | 508.0 | 229.0 | 1016.0 | 762.0 | 1524.0 | 1016.0 | 584.0 | 152.4 |
| 22 | 559 | 838.0 | 343.0 | 419.0 | 559.0 | 254.0 | 1118.0 | 838.0 | 1676.0 | 1118.0 | 614.4 | 152.4 |
| 24 | 610 | 914.0 | 381.0 | 432.0 | 610.0 | 267.0 | 1219.0 | 914.0 | 1829.0 | 1219.0 | 692.0 | 152.4 |
| 26 | 660 | 991.0 | 406.0 | 495.0 | 660.0 | 267.0 | - | - | - | - | - | - |
| 28 | 711 | 1067.0 | 438.0 | 521.0 | 771.0 | 267.0 | - | - | - | - | - | - |
| 30 | 762 | 1143.0 | 470.0 | 589.0 | 762.0 | 267.0 | - | - | - | - | - | - |
| 32 | 813 | 1219.0 | 502.0 | 597.0 | 813.0 | 267.0 | - | - | - | - | - | - |
| 34 | 864 | 1295.0 | 533.0 | 635.0 | 864.0 | 267.0 | - |