Here is the most important information for the supplier regarding the procurement: # Procurement Object * What is being purchased: Industrially insulated steel pipes and fittings for district heating networks. * Main technical requirements: * Minimum service life – 30 years. * Steel quality not lower than P235GH. * Thermal conductivity coefficient of insulation ≤ 0.027 W/mK (at 50 °C). * Mandatory compliance with standards: LST EN 253:2024, LST EN 448:2019, LST EN 489:2019, LST…
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