INDUSTRIAL TYPE PRE-INSULATED
| Production Nominal Dimension | Inch | Steel Pipe Out. Dia d (mm) | Steel Pipe Wall Thickness t (mm) | HDPE Casing Pipe Out. Dia D (mm) | HDPE Casing Pipe Wall Thickness s (mm) | PUR Inner Dia (mm) | PUR Thickness (mm) | Pipe Length L (mt) |
| DN 15/75 | 15 | 21.3 | 2 | 75 | 3 | 69 | 23.85 | 6 |
| DN 20/90 | 20 | 26.9 | 2 | 90 | 3 | 84 | 28.55 | 6 |
| DN 25/90 | 25 | 33.7 | 2.3 | 90 | 3 | 84 | 28.55 | 6 |
| DN 32/110 | 32 | 57.4 | 2.6 | 110 | 3 | 104 | 23.3 | 6 |
| DN 40/110 | 40 | 48.3 | 2.6 | 110 | 3 | 104 | 23.3 | 6 |
| DN 50/125 | 50 | 60.3 | 2.9 | 125 | 3 | 119 | 29.35 | 6 |
| DN 65/140 | 65 | 76.1 | 2.9 | 140 | 3 | 134 | 28.95 | 6 |
| DN 80/160 | 80 | 88.9 | 3.2 | 160 | 3 | 154 | 32.55 | 6 |
| DN 100/200 | 100 | 114.3 | 3.6 | 200 | 3.2 | 193.6 | 39.65 | 6-12-16 |
| DN 125/225 | 125 | 184.7 | 3.6 | 225 | 3.4 | 218.2 | 16.75 | 6-12-16 |
| DN 150/250 | 150 | 168.3 | 4 | 250 | 3.6 | 242.8 | 43.85 | 6-12-16 |
| DN 200/315 | 200 | 219.1 | 4.5 | 315 | 4.1 | 306.8 | 43.85 | 6-12-16 |
| DN 250/400 | 250 | 273 | 5 | 400 | 4.8 | 390.4 | 58.7 | 6-12-16 |
| DN 300/450 | 300 | 323.9 | 5.6 | 450 | 5.2 | 439.6 | 57.85 | 6-12-16 |
| DN 350/500 | 350 | 355.6 | 5.6 | 500 | 5.6 | 488.8 | 66.6 | 6-12-16 |
| DN 400/560 | 400 | 406.4 | 6.3 | 560 | 6 | 548 | 70.8 | 6-12-16 |
| DN 450/630 | 450 | 457 | 6.3 | 630 | 6.6 | 618.6 | 79.9 | 6-12-16 |
| DN 500/710 | 500 | 528 | 6.3 | 710 | 7.2 | 695.6 | 83.8 | 6-12-16 |
| DN 600/800 | 600 | 610 | 7.1 | 800 | 7.9 | 784.2 | 87.1 | 6-12-16 |
| DN 700/900 | 700 | 756 | 8 | 900 | 8.7 | 882.6 | 63.3 | 6-12-16 |
| DN 800/1000 | 800 | 812.8 | 8.2 | 1000 | 9.8 | 978 | 82.6 | 6-12-16 |
| DN 900/1100 | 900 | 914 | 10 | 1100 | 10.2 | 1079.6 | 82.8 | 6-12-16 |
| DN 1000/1200 | 1000 | 1016 | 11 | 1200 | 11.4 | 1172 | 78 | 6-12-16 |
| DN 1200/1400 | 1200 | 1219 | 12.5 | 1400 | 14 | 1375 | 78 | 6-12-16 |
