Request For Quotation Seamless Steel Pipes For Boiler

Steel Pipe, Seamless, Hot-Deformed, Boiler Pipe Gost 8733-74, Pipes For Heating Surfaces Of Steam Boilers Echm-60-1. Seamless Pipe Ø57x3, Pipe Material Carbon Steel Grade St20sp According To Gost 1050-74. Outer Dimater 57Mm; Internal Diameter 50-51Mm; Wall Thickness; 3 Mm, For Shipped Pipes, The Supplier Is Obliged To Provide A Quality Document (Certificate) Certifying The Compliance Of The Pipes With The Requirements Of Gost, Indicating: - The Nominal Size Of The Pipes (Diameter And Wall Thickness) And The Actual Length Of The Pipes - The Grade Of Steel Or Its Symbol - The Manufacturer Of The Pipes - The Numbers Of The Technical Conditions According To Which The Pipes Were Manufactured - The Numbers Of Heats Or Batches And The Numbers Of Pipes Included In Them - The Results Of Mechanical Tests Of The Base Metal And Welded Joint - The Chemical Composition Of The Steel According To According To The Metal Supplier Company Or According To The Analysis Of The Pipe Supplier Plant, In The Third, Pipes Are Presented For Acceptance In Batches. The Batch Must Consist Of Pipes Of The Same Size, The Same Steel Grade And The Same Manufacturing Group And Be Accompanied By One Quality Document In Accordance With Gost 8733-74. The Product Warranty Period Is 12 Months From The Date Of Commissioning. Date Of Manufacture 2024-2026. Pipes Must Withstand Hydraulic Pressure Tests.