Prefabricated Insulated Steel Pipe With Polyurethane Foam For Underground Installation




| Product | Type | Key Dimesions | International Standards |
| Insulated stell pipes | Polyurethane Insulated pipe | Insualtion layer thikness:30-150mm outer sheath(steel/other):diameter lager than working pipe ,common OD:DN100-DN1800 ; Wall thickness(steel sheath):3-10mm | API5L EN253/448/488/489 ASTMA53/A106/A33 etc |
| Steel-Jacketed Insulated Pipe | Insulation layer (polyurethane) thickness: 15-100mm Outer protective steel pipe: OD DN100-DN1800, wall thickness ~3-10mm | EN 253:2007; ASTM C1056-18 etc | |
| HDPE Sheath Polyurethane Foam Prefabricated Pipe | Insulation layer thickness: 15-100mm (polyurethane), 30-100mm (rock wool) HDPE sheath wall thickness: 2-10mm | EN 253:2007; ASTM C1056-18; ISO 4427:2017 etc | |
| Rock Wool Insulated Steel Pipe | Insulation layer thickness: 30-100mm Outer protective steel pipe: OD DN100-DN1800, wall thickness ~3-10mm | EN 13162; ASTM C547/C335/C692 etc |