GTR 115439449
Request For Quotation Purchase Of Materials For Current Repairs Of Heating Mains
ICB — International Competitive Bid
Closes Jul 13, 2026
— 2 days left
Central Asia
Tender Information
GTR Reference
115439449
Tendering Authority
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Tender No
17297483
Financer Name
Self-Funded
Work Title
Request For Quotation Purchase Of Materials For Current Repairs Of Heating Mains
Bid Type
ICB — International Competitive Bid
Country
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Geographical Region
Central Asia
Political Region
Commonwealth of Independent States, CIS
Last Date of Bid Submission
13-07-2026
2 days left
Work Detail
Ppu Pe Pipe Ø 57: This Is A Steel Pipe With Thermal Insulation Made Of Polyurethane Foam (Ppu) In A Polyethylene Shell (Pe). Designed For Underground Installation Of Heating Networks In A Polyethylene Sheath (Pe). Ppu-Pe Pipe Ø57 Type 1 Characteristics: Outer Diameter Of Steel Pipe D, Mm: 57; Diameter Of Pe Shell D, Mm: 125; Wall Thickness Of Pe Shell S, Mm: 3.0; Ppu-Pe Pipe Ø57 Type 2 Characteristics: Outer Diameter Of Steel Pipe D, Mm: 57; Diameter Of Pe Shell D, Mm: 140; Wall Thickness Of The Pe Shell S, Mm: 3.0., Welded Valve Ø 57: Diameter (Mm) – 57; Method Of Joining – Welded; Material – Stainless Steel; Type - Ball., Steel Bend Ø 25: Specialized Fittings For Precise Rotation Of Water Supply Systems At An Angle Of 90 Degrees Using Butt Welding. The Manufacturing Accuracy Of Parts Varies From 15 To 102 Mm. All Edges Are Processed And Have A Flat Plane, And The Bending Is Carried Out Using Specialized High-Precision Equipment Without Narrowing The Internal Diameter. Diameter: Ø 25; Bend Angle: 90°; Material: Steel., Steel Bend Ø 76X3-90-1 Ppu Ots: Steel: 20; Branch Diameter: 76 Mm; Wall Thickness: 3 Mm; Retraction Angle: 90 Degrees; Insulation Type: 1 (140); Type Of Insulation: Polyurethane Foam; Shell: Polyethylene (Pe)., Ppu Pe Pipe Ø 108: This Is A Steel Pipe With Thermal Insulation Made Of Polyurethane Foam (Ppu) In A Polyethylene Shell (Pe). The Product Is A Steel Pipe With A Diameter Of 108 Mm And A Wall Thickness Of 4 Mm. Designed For Underground Installation Of Heating Networks In A Polyethylene Sheath (Pe)., Ppu Pipe Ots Ø 108: This Is An Engineering Solution For Underground Heating Systems, Which Combines High Strength, Heat Resistance And Anti-Corrosion Protection. The Product Is A Steel Pipe With A Diameter Of 108 Mm And A Wall Thickness Of 4 Mm, Covered With Thermal Insulation Made Of Polyurethane Foam (Ppu) And Enclosed In A Galvanized Steel Shell (Gs)., Steel Bend Ø 108X4-90-1 Ppu Pe: The Ppu-Pe Bend Is An Element Of A Pipeline System Designed To Provide Thermal Insulation And Protect Pipes From Environmental Influences. A Steel Elbow With Polyurethane Foam (Puf) Insulation And Polyethylene (Pe) Sheath Is A Structural Element That Is Commonly Used In Heating, Cooling, Water Supply And Other Similar Infrastructure Systems. Main Characteristics Of Bends With Ppu Insulation And Pe Sheath: 1. Polyurethane Foam (Puf) Insulation: Polyurethane Foam (Puf) Is A Thermal Insulation Material That Is Used To Reduce Heat Loss In Heating, Cooling And Heat Supply Systems. Ppu Has Good Thermal Insulation And The Ability To Maintain A Stable Temperature In The System. 2. Pe (Polyethylene) Sheath: This Is A Pipe That Has An Outer Coating Of Polyethylene. Polyethylene Has Chemical Resistance And Resistance To External Factors Such As Ultraviolet Radiation, Aggressive Environments And Corrosion. This Coating Protects The Pipe From Mechanical Damage And Ensures A Long Service Life. Pipe Material: Steel; Pipe Wall Thickness: 4 Mm; Thickness Of The Thermal Insulation Layer: 90 Mm; Insulation Type: 1; Pipe Diameter: 108; Pipe Diameter: 108; Insulation Type – 1., Welded Valve Ø 25: Diameter (Mm) – 25; Method Of Joining – Welded; Material – Stainless Steel; Type - Ball., Ppu Pipe Ots Ø 76: Electric-Welded Galvanized Steel Pipe With An Outer Diameter Of 76 Mm, Wall Thickness 3.5 Mm, Insulation Type 1 Made Of Polyurethane Foam In A Polyethylene Shell Pipe., Steel Bend Ø 108X4-90-1 Ppu Ots: The Ppu-Ots Bend Is A Pipe Bend That Consists Of Three Main Components: An Inner Pipe, A Heat-Insulating Layer Of Polyurethane Foam (Ppu) And An Outer Protective Layer Of Galvanized Steel (Gs). The Main Purpose Of The Ppu-Oc Outlet Is To Ensure A Change In The Direction Of Coolant Flow (For Example, Water, Steam Or Hot Liquid) In Heating Systems. Ppu-Ots Bends Are Often Used In Heat Supply Systems, Heating, Hot Water Supply And Other Engineering Systems Where It Is Important To Ensure Heat Conservation And Corrosion Protection. The Internal Metal Outlet Is Covered With A Layer Of Polyurethane Foam, Which Serves As Thermal Insulation. This Allows You To Reduce Heat Loss Inside The Pipeline And Maintain The Desired Coolant Temperature. The Outer Layer Of Galvanized Steel (Gs) Provides Protection From The External Environment, And Also Increases The Strength And Durability Of The Outlet. Ppu-Ots Bends Are An Important Part Of Thermal Engineering Systems, Providing Effective Thermal Insulation And Protection Against Corrosion, Which Contributes To The Reliable And Durable Operation Of Engineering Systems. Pipe Material: Steel; Pipe Wall Thickness: 4 Mm; Insulation Type: 1. User Specifications: Pipe Diameter: 108; Pipe Diameter: 108; Insulation Type: 1., Steel Bend Ø 57X3-90-1 Ppu Ots: Steel: 20; Pipe Diameter: 57 Mm; Wall Thickness: 3 Mm; Retraction Angle: 90 Degrees; Insulation Type: 1; Type Of Insulation: Polyurethane Foam; Shell: Galvanized Steel., Welded Valve Ø 76: Diameter (Mm) – 76; Method Of Joining – Welded; Material – Stainless Steel; Type – Ball., Steel Outlet Ø 57X3-90-1 Ppu Pe: Is An Insulated Pipeline Element Designed To Change The Direction Of Coolant Flow At An Angle Of 90 Degrees. It Consists Of A Steel Pipe With A Diameter Of 57 Mm With A Wall Thickness Of 3.0 Mm, Covered With A Layer Of Polyurethane Foam (Ppu) Insulation And A Protected Polyethylene (Pe) Sheath., Ppu Pe Pipe Ø 76: Steel Pipe With A Diameter Of 76 Mm, Pre-Insulated With Polyurethane In A Polyethylene Sheath. Designed For Underground Installation Of Heating Networks And Pipelines With Operating Temperatures Up To +130°C. The Design Provides Reduced Heat Loss And Protection Against Corrosion. Advantages And Features Ppu Pe 76 Pipe Is Characterized By A Number Of Design And Functional Advantages., Steel Bend Ø 76X3-90-1 Ppu Pe: Steel: 20; Branch Diameter: 76 Mm; Wall Thickness: 3 Mm; Retraction Angle: 90 Degrees; Insulation Type: 1 (140); Type Of Insulation: Polyurethane Foam; Shell: Polyethylene (Pe); Electrically Welded Outlet: Used To Redirect Flow In Underground Installations Using A Polyethylene Sheath (Pe).
Key Value
Tender Value
24,377,712 - KZT
Tender Documents
Global Tender Document
17eb67e6-1377-4ba3-a930-778521e226a0.html
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