According to the different manufacturing processes, there are hot rolled steel pipes and cold drawn SB410 steel pressure vessel steel sheet seamless steel pipes. BBN sells seamless pipes of different sizes, weights and grades. Customers can choose between black SB410 steel pressure vessel steel sheet line pipes and galvanized line pipes. From 2-3/8" to 24", steel grade A, B, X42, X80.
Compared with the common pressure vessel, the pressure parts of the boiler not only bear the pressure, but also suffer from the radiation and erosion of the high temperature flue gas. Once the pressure components of the boiler fail in operation, it will cause extremely serious consequences. Therefore, the SB410 steel pressure vessel steel sheet, steel materials used to manufacture the pressure components of the boiler must have enough high strength, plasticity, toughness, fatigue resistance and corrosion resistance, as well as good high-temperature mechanical properties for high-temperature components.
Tempering includes high temperature tempering, medium temperature tempering and low temperature tempering. Tempering means to reheat the SB410 steel pressure vessel steel sheet quenched steel to a certain temperature and then cool it in a certain way. Tempering can reduce or eliminate the internal stress produced by quenching, reduce the hardness and strength, and improve the ductility or toughness of steel. After SB410 steel pressure vessel steel sheet quenching, the workpiece should be tempered in time, and the required mechanical properties can be obtained through the combination of quenching and tempering.
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