High Quality Above Ground Preinsulation Black Seamless Steel Pipes and Fittings
high quality above ground preinsulation black seamless steel pipes and fittings
Specification of pre-insulated pipe
| Name | Pre-insulated Pipe |
| Item NO. | DN500 |
| structure | work steel pipe/polyurethane insuation layer /HDPE outer protection pipe |
| the material of insuation layer | polyurethane foam |
| dia and thinkness of steel pipe | 529*8.0mm |
| dia and thickness of HDPE pipe | 655*9.8mm |
| Thickness of insulation layer | 53.2mm |
| Installation Method |
ld installation 2.Prestress Installation 3.Preheat Installation Method 4.One-Time Compensator Installation Method |
| steel pipe (mm) | HDPE Pipe(mm) | Thickness of insulation layer | ||
| diameter | thickness | diameter | thickness | |
| 32 | 3.0 | 90 | 2.5 | 26.5 |
| 45 | 3.5 | 110 | 2.5 | 30 |
| 57 | 3.5 | 120 | 3.0 | 28.5 |
| 76 | 4.0 | 140 | 3.0 | 28.5 |
| 89 | 4.0 | 150 | 3.0 | 27.5 |
| 108 | 4.5 | 180 | 3.0 | 33 |
| 133 | 4.5 | 225 | 3.5 | 42.5 |
| 159 | 5.0 | 250 | 3.9 | 41.6 |
| 219 | 6.0 | 315 | 4.9 | 43.1 |
| 273 | 6.0 | 365 | 5.6 | 40.4 |
| 325 | 7.0 | 420 | 7.0 | 40.5 |
| 377 | 7.0 | 500 | 7.8 | 53.7 |
| 426 | 7.0 | 560 | 8.8 | 58.2 |
| 478 | 8.0 | 600 | 8.8 | 52.2 |
| 529 | 8.0 | 655 | 9.8 | 53.2 |
| 630 | 8.0 | 760 | 11.5 | 53.5 |
| 720 | 8.0 | 850 | 12.0 | 53 |
| 820 | 10.0 | 960 | 14.0 | 56 |
| 920 | 10.0 | 1055 | 14.0 | 53.5 |
| 1020 | 10.0 | 1155 | 14.0 | 53.5 |
| 1120 | 12.0 | 1256 | 14.0 | 54 |
| 1220 | 12.0 | 1370 | 16.0 | 59 |
| 1220 | 14.0 | 1370 | 16.0 | 59 |
| 1420 | 14.0 | 1580 | 16.0 | 64 |
| 1420 | 16.0 | 1600 | 18.0 | 72 |
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