
Quenching is a common heat treatment process. It is the metal heat treatment process in which the QStE380TM automobile steel plate metal workpiece is heated to a proper temperature and kept for a period of time, then immersed in the quenching medium for rapid cooling. Quenching can improve the strength and hardness of steel in a large range, and adjust the coordination between QStE380TM automobile steel plate strength and hardness, plasticity and toughness. Quenching is generally used as the final heat treatment.
ASTM A387 steel is the standard specification for pressure vessel plates, alloy steel, chromium-molybdenum. Plates under this standard Hebei Metals supplies include ASTM A387 Grades 2, QStE380TM automobile steel plate Grade 12, Grade 11, Grade 22, Grade 22L, Grade 21, Grade 21L, Grade 5, Grade 9, Grade 91. Each grade except Grades 21L, 22L, and 91 is available in two classes of tensile strength levels. These Cr-Mo A387 alloy steel is primarily manufactured for welded boilers and pressure vessels for elevated temperature service.
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The boiler steel plates are among our main products. Other than standard size boiler steel plates, we also provide QStE380TM automobile steel plate cutting, bending and so on processing to change plate size and shape according to your requirements. Welcome to consult us about QStE380TM automobile steel plate ASTM A204 grade B properties, SA 516 gr 70 temperature range, ASTM A285 grade C chemical composition, boiler steel price and so on questions and ask for offer.
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