Tee pieces are in accordance with EEMUA–234, Section 1. Seamless tee pieces are typically available up to 8 in./219 mm; bigger dimensions are welded.
Dimensions
Dimensions are based on EEMUA -234, Section 1, Figures 1.1-1.2, Tables 1.1-1.2 and 1.6. Tee pieces with other dimensions are available on request.
Tolerances
See Appendix C
Weld Preparation
For wall thickness less than 3 mm, the tees are supplied with plain weld ends. Larger thicknesses are supplied with the weld bevel of 37 ½°±2 ½°.
Dimensions
| Nominal | Specified | Specified Pipe Wall Thickness t | Approx. Weight (kg) | |||
| Size | Size (OD) | mm | mm | |||
| in | mm | 16 bar | 20 bar | E | 16 bar | 20 bar |
| 1 | 30 | Use 20 bar | 2.5 | 38 | Use 20 bar | 0.30 |
| 1¼ | 38 | 2.5 | 48 | 0.50 | ||
| 1½ | 44.5 | 2.5 | 57 | 0.75 | ||
| 2 | 57 | 2.5 | 64 | 1.00 | ||
| 2½ | 76.1 | 2.5 | 76 | 1.60 | ||
| 3 | 88.9 | 2.5 | 86 | 2.00 | ||
| 4 | 108 | 3.0 | 105 | 3.25 | ||
| 6 | 159 | 3.0 | 3.5 | 143 | 6.00 | 7.20 |
| 8 | 219.1 | 4.0 | 4.5 | 178 | 11.25 | 12.70 |
| 10 | 267 | 4.5 | 5.5 | 216 | 22.50 | 27.50 |
| 12 | 323.9 | 5.5 | 7.0 | 254 | 39.50 | 50.30 |
| 14 | 368 | 6.5 | 8.0 | 279 | 62.00 | 76.00 |
| 16 | 419 | 7.0 | 9.0 | 305 | 88.00 | 119.00 |
| 18 | 457.2 | 8.0 | 9.5 | 343 | 128.00 | 152.00 |
| 20 | 508 | 8.5 | 11.0 | 381 | 165.00 | 214.00 |
| 24 | 610 | 10.5 | 13.0 | 432 | 266.00 | 330.00 |
| 28 | 711 | 12.0 | 15.0 | 521 | 388.00 | 458.00 |
| 32 | 813 | 13.5 | 17.0 | 597 | 508.00 | 606.00 |
| 36 | 914 | 15.4 | 19.0 | 673 | 650.00 | 794.00 |