600mm 700mm 800mm 100mm to 2000mm Penstock Pipe for Hydropower
219mm to 3000mm Diameter Spiral Welded Penstock Pipe for Hydropower
Model:Spiral Welded Penstock Pipe
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Penstock Pipe for Hydropower
Galvanized Spiral Steel Pipe Certified API 5L ISO
The flattened strip is shaped into the desired diameter of a cylinder using angled rollers.
600mm to 2000mm Penstock Pipe for Hydropower Spiral Welded Pipe
spiral welding and straight seam welding. Galvanized spiral welding has a wider range of uses but is also more difficult.
Api 5l Lsaw Pipe 800mm to 2000mm Penstock Pipe for Hydropower
Certified: API 5L, ISO
Surface Coating: Epoxy Coating / Colour Paint Coating / 3LPE Coating.
Support: OEM&ODM