Common standards for Insulated Steel Pipes | Common Grades | Main Application |
ASTM A106/A106M-2021 | Gr.A, Gr.B, Gr.C | Seamless carbon steel pipe for high-temperature service.(Insulated main steam pipelines in thermal power plants, High-temperature industrial pipeline,etc.) |
ANSI/ASME B36.10M-2018 | Gr.a,Gr.b, X42/52/60/65/70/80 | Welded and seamless wrought steel pipe.(Insulated pipeline for low-temperature hot water/steam,Central heating pipeline, Long-distance heat-insulated pipeline for oil and gas transportation,Heat tracing system for thermal pipelines,etc.) |
EN 253:2019 | S235JRH, S355J2H, P235GH | District heating pipes – Pre-insulated bonded pipe systems.(The main network of urban central heating, the geothermal pipeline for snow melting, the high-pressure steam pipeline,etc) |
GB/T 29047-2012 | Q235B, Q345B, L245 (Gr.b), L290 (X42), L360 (X52), L415 (X60), L450 (X65), L485 (X70), L555 (X80) | Prefabricated polyurethane foam-insulated steel pipes with polyethylene jacket for underground heating.(Urban district heating networks , cooling pipe systems) |
GB/T 50484-2019 | 20#,Q345B,304,316 | Insulation (hot/cold) works in petrochemical plants. (Insulated pipeline for high-temperature steam, buried thermal anti-corrosion and insulated pipeline network, low-temperature cold-insulated pipeline, etc.) |
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