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JIS G3101 SS330 is a Japanese standard for general structural steel. It is one of several grades under the JIS G3101 standard, which specifies the technical delivery conditions for hot-rolled steel plates, sheets, and strips for general structural usage. SS330 is commonly used for various structural applications due to its good weldability, formability, and strength characteristics. https://shangangsteelsupply.com/jis-g3101-ss-330-steel-sheet-coil/