A299Gr.A steel plates for boiler head and shell body
A299Gr.A thick plate is mainly used in the head and shell of 300MW\600MW subcritical boiler steam drum products. The application of the company to expand the thickness of the A299Gr.A steel plate to 200mm has passed the assessment of the National Boiler and Pressure Vessel Standardization Technical Committee. This marks that Katalor has become a domestic manufacturer with 200mm thick SA299GrA steel plate.SA299GrA (SA299 Grade A)steel manufacturing process
: The steel should be killed steel, and should meet the fine grain size requirements of A 20/A20M standard.
Features of SA299GrA steel plate
SA299 steel plate is C-Mn-SI steel for boiler pressure vessel plate in ASME standard. It is generally used for various welding parts whose working temperature does not exceed 400°C, such as boiler drum, pressure vessel, etc., which requires the steel to have a high medium temperature Strength, good plasticity, heat treatment process performance and welding process performance.
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