Request For Quotation Necessary Materials (Pto.Invest.K-23)

Electric-Welded Straight-Seam Steel Pipe With A Diameter Of 426X7.0 Mm Gost 10705-80. To Be Agreed With The Customer (Pto.Invest), Electric-Welded Straight-Seam Steel Pipe With A Diameter Of 530X7.0 Mm Gost 10705-80. Agree With The Customer (Pto.Invest), Seamless Welded Elbow, Steeply Curved 90°, Outer Diameter 426X8.0 Mm Gost 17380-2001 (Gost 17375-2001). To Be Agreed With The Customer (Pto.Invest), Concentric Welded Transition Made Of Carbon And Low-Alloy Steel, Outer Diameter 426X10.0-377X10.0 Mm Gost 17380-2001 (Gost 17378-2001). Agree With The Customer (Pto.Invest), Natural Sand-Gravel Mixture Gost 23735-2014. Agree With The Customer (Pto.Invest), Rubble Stone Grade 800, Dimensions 250-300 Mm. Agree With The Customer (Pto.Invest), Heavy Concrete Class B20, Sulfate-Resistant Gost 7473-2010 F100, W4. Agree With The Customer (Pto.Invest), Edged Softwood Boards 6 Mm Long, 100 Mm Wide, 50 Mm Thick And More Gost 8486-86 Grade 4 To Be Agreed With The Customer (Pto.Invest), Edged Softwood Boards 6 Mm Long, 100 Mm Wide, 100 Mm Thick And More Gost 8486-86 Grade 4 To Be Agreed With The Customer (Pto.Invest), Petroleum Construction Insulating Bitumen Gost 9812-74 Grade Bni Iv To Be Agreed With The Customer (Pto.Invest), Extruded Geomembrane, Based On High-Density Low-Pressure Polyethylene, For Waterproofing Work St Rk 2790-2015, 0.5 Mm Thick, Smooth To Be Agreed With The Customer (Pto.Invest)