Pipe made of Curved Galvanized Plates

we want to supply us by:
• Pipe diameter: 1.5 meter
• Individual pipe length: 22 m each
• Method: bolted curved sections
• Materials: curved, multi-plated, galvanized steel
• Quantity: enough sections to be sued for 2000 linear meter ARMCO (American Rolling Mill Company) pipes
• Section plate thickness: 7 mm
• Pipes Structures are to be made up from curved, corrugated galvanized plates.
• Plate thickness: 7 mm or higher
• Galvanizing: 914 g/m2
• 19 mm diameter galvanized, high