After heating, a billet is refined for several passes of rolling, then edge cutting and straightening to become a A204 grade B pressure vessel steel sheet steel plate, which is called hot rolling. Due to its high strength, good toughness, easy processing, good weldability and other excellent properties, hot rolled steel plate products are widely used in shipbuilding, automobile, bridge, construction, machinery, pressure vessel and other manufacturing industries.
Manganese is used to deoxidize and remove sulfur in steel when making steel. It is an beneficial element in A204 grade B pressure vessel steel sheet steel. Manganese has a strong ability to deoxidize and remove sulfur, it can eliminate or reduce the hot brittleness caused by oxygen and sulfur, and improve the strength and hardness of A204 grade B pressure vessel steel sheet steel.
Global A204 grade B pressure vessel steel sheet crude steel production in March this year increased by 2.6 percent month on month and fell by six percent year on year to 147.1 million metric tons. accordina to the World Steel Association (worldsteel).In the first quarter of this year, global A204 grade B pressure vessel steel sheet crude steel production decreased to 443.03 million mt, down 1.4 percent year on year.
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