1 meter long round bar,228 big weight calculation formula: 228 × 228 × 0.00617 × 1 = 320.74128. According to the query related information round bar weight calculation formula: diameter mm × diameter mm × 0.00617 × length m, the 1 meter long round bar,228 big data will be substituting to get the 1 meter long round bar,228 big weight for 228 × 228 × 0.00617 × 1 = 320.74128. 0.00617 × 1 = 320.74128. Cemented carbide round rod is a new technology and new materials, mainly used in metal cutting tool manufacturing, wood, plastic required hardness and wear resistance corrosion-resistant products manufacturing and other industries, with many outstanding performance.