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      Standard for Hardness and Strength of Ferrous Metals

      View: 78006/08/2017  

      Standard for Hardness and Strength of Ferrous Metals


      Rockwell   hardnessBrinell   hardness         HVtensile   strength(KG/mm2)Approximate strength kg   / mm 2 (regardless of steel)
      HRCHRAHR15NIndentation   diameterHBCarbon   steel     Chrome nickel steel Chrome   nickel molybdenum steelChromium   manganese silicon steel     Ultra high strength steel
      d*10/3000
      (mm)
      7086.6


      1037





      6986.1


      997





      6885.5


      959





      6785


      923





      6684.4


      889

















      6583.992.2

      856





      6483.391.9

      825





      6382.891.7

      795





      6282.291.4

      766





      6181.791

      739

















      6081.290.6

      713



      269.1260.7
      5980.690.2

      688



      255.8249.6
      5880.189.8

      664



      243.7239.1
      5779.589.4

      642



      232.6229.3
      567988.9

      620



      222.4220.1












      5578.588.4

      599
      209.8
      208.6213.1211.5
      5477.987.9

      579
      202.5
      201204.5203.4
      5377.487.4

      561
      195.5198.5193.3196.7195.7
      5276.986.8

      547
      188.7191.8187189.4188.5
      5176.386.32.73510525
      182.1185.4180.4182.7181.7












      5075.885.72.77488500174.4175.8179.3174.2176.5175.3
      4975.385.22.81474493168.6169.8173.3168.3170.7169.2
      4874.784.62.85461478163.1164167.6162.7165.2163.5
      4774.2842.886449463158.4158.4162157.3160158.4
      4673.783.52.927436449153.3153.1156.7152.2155152












      4573.282.92.967424436148.8148151.6147.4150.2148
      4472.682.33.006413423144.5143.1146.7142.7145.5143.4
      4372.181.73.049401411140.5138.5142138.4140.9138.9
      4271.681.13.087391399136.7134137.5134.2136.2134.7
      4171.180.53.13380388133.1129.8133.4130.2131.5130.7












      4070.579.93.171370377129.6125.7129126.4126.7126.8
      397079.33.214360367126.3121.9125122.8121.8123.2
      3869.578.73.258350357123.1118.2121.2119.4116.7119.7
      376978.13.299341347120114.8117.6116.1111.4116.3
      3668.477.53.343332338117111.5114.1113105.9113.1












      3567.9773.388323329114.1108.4110.8110.1100110
      3467.476.43.434314320111.3105.4107.7107.3107
      3366.975.83.477306312108.6102.7104.7104.6104.2
      3266.475.23.522298304106100.1101.8102101.5
      3165.874.73.563291296103.497.899.199.698.9












      3065.374.13.611283289100.995.396.697.396.4
      2964.873.53.65527628198.49394.195.194
      2864.3733.70126927496.191.291.89391.7
      2763.872.43.74126326893.789.389.79189.5
      2663.371.93.78325726191.487.687.689.287.4
      2562.871.43.82625125589.28687.4    一85.4
      2462.270.83.8712452498784.585.6    一83.5



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