Couplings
| DN | NOM. PIPE SIZE | SOCKET BORE DIA (MAX-MIN) | BORE DIAMETER (MAX-MIN) | SOCKET WALL THICKNESS | DEPTH OF SOCKET MIN. | LAYING LENGTH | TOLERANCES ± | |
|---|---|---|---|---|---|---|---|---|
| AVE. | MIN. | |||||||
| B | D | C | J | F | (F) | |||
| 6 | 1/8" | 11.2-10.8 | 7.6-6.1 | 3.18 | 3.18 | 9.5 | 16.0 | 2.0 |
| 8 | 1/4" | 14.6-14.2 | 10.0-8.5 | 3.78 | 3.30 | 9.5 | 16.0 | 2.0 |
| 10 | 3/8" | 18.0-17.6 | 13.3-11.8 | 4.01 | 3.50 | 9.5 | 17.5 | 1.5 |
| 15 | 1/2" | 22.2-21.8 | 16.6-15.0 | 4.67 | 4.09 | 9.5 | 22.5 | 1.5 |
| 20 | 3/4" | 27.6-27.2 | 21.7-20.2 | 4.90 | 4.27 | 12.5 | 24.0 | 1.5 |
| 25 | 1" | 34.3-33.9 | 27.4-25.9 | 5.69 | 4.98 | 12.5 | 28.5 | 2.0 |
| 32 | 1-1/4" | 43.1-42.7 | 35.8-34.3 | 6.07 | 5.28 | 12.5 | 30.0 | 2.0 |
| 40 | 1-1/2" | 49.2-48.8 | 41.6-40.1 | 6.35 | 5.54 | 12.5 | 32.0 | 2.0 |
| 50 | 2" | 61.7-61.2 | 53.3-51.7 | 6.93 | 6.04 | 16.0 | 41.0 | 2.0 |
| 65 | 2-1/2" | 74.4-73.9 | 64.2-61.2 | 8.76 | 7.67 | 16.0 | 43.0 | 2.5 |
| 80 | 3 | 90.3-89.8 | 79.4-76.4 | 9.52 | 8.30 | 16.0 | 44.5 | 2.5 |
| 100 | 4" | 115.7-115.2 | 103.8-100.7 | 10.69 | 9.35 | 19.0 | 48.0 | 2.5 |
| Unit : MM | ||||||||