Range attributes B (Boron) 0.001 to 0.005 % Brinell Hardness 340 C (Carbon) 0.21 % (maximum) Cr (Chromium) 0.85 to 1.2 % Fe (Iron) 95.3 to 97.3 % (estimate) Mn (Manganese) 0.75 % (maximum) Mo (Molybdenum) 0.45 to 0.6 % Ni (Nickel) 1.2 to 1.5 % Si (Silicon) 0.15 to 0.4 % Logical attributes Plate Yes Discrete attributes ~Checking Status Not verified - Original build Date Last Checked Thursday, October 17, 2013 Available forms Plate Balance Fe (Iron) Base Element Fe (Iron) Country USA Material Class Ferrous Alloy Source Woldman's Engineering Alloys 9th ed. J. Frick Editor, ASM International 2000 Specification Status Active Specification Type Manufacturer's Specification Short text attributes Composition Note_old Fe is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Country* USA Description_old Quenched and tempered to 340 HB; Abrasion resistant steel plate to 2 in. thick. Designation RQ-340 Long text attributes Composition Note Fe is listed as a Balance element for this material, but its % value is not listed in the specification. The value shown is a calculated one. Description Quenched and tempered to 340 HB; Abrasion resistant steel plate to 2 in. thick. Hyperlink attributes Similar Alloys Click here to find similar alloys Integer attributes ID 74901 Source ID 232160 Further Information Organizations Bethlehem Steel Corp.
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Range attributes

B (Boron)

0.001 to 0.005