304 Stainless Steel Sheet & Plate Stainless steel sheet and plate 304 is the ideal choice due to its tensile strength, high resistance to rust, and high fabrication ability. Cost-effective and versatile material, 304 sheet is suitable for most applications where durable support and corrosion resistance are required.2B & 2D Sheets Penn Stainless - Stainless Steel Plate Home / Sheets / 2B & 2D Sheets / 2B & 2D Sheets. 2B & 2D Sheets. Penn Stainless stocks over 25 grades of stainless steel sheet. Besides standard 304, 304/L and 316/L, aerospace stainless grades such as 321, 347, 17-4Ph and 17-7Ph are stocked. High-temperature stainless grades such as 309/S and 310/S are readily available.