Coil & Sheet Calculators *These calculations use a steel density value of 0.2840 lbs/in³, which is optimized for precision in our coil weight and length estimations at Coil Steel Processing. Coil Lineal Feet Weight (lbs): Width (inches): Thickness (inches): Calculate Reset Maximum Coil OD Inner Diameter (inches): Width (inches): Coil Weight (lbs): Calculate Reset Flat Sheet Weight Thickness (inches): Width (inches): Length (inches): Calculate Reset Coil Feet to Weight Length (feet): Width (inches): Thickness (inches): Calculate Reset Coil Weight Outer Diameter (inches): Inner Diameter (inches): Width (inches): Calculate Reset Steel Coil Sidewall Size Outer Diameter (inches): Inner Diameter (inches): Width (inches): Calculate Reset Hardness Unit Converter Rockwell B (HRB): Rockwell C (HRC): Brinell Hardness (BHN): Vickers Hardness (VHN): Tensile Strength (PSI): Calculate Reset I-Unit Calculator Enter Height (in inches): Select Interval (inches): 8" 12" 16" 20" 24" 28" 32" 36" 40" Calculate