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1 范围本标准适用于碳钢、合金钢等钢种的硬度与强度的换算。2 换算值表表 1为碳钢及合金钢硬度与强度换算值。表 2为碳钢硬度与强度换算值。表 1硬 度抗拉强度σｂ/Ｎ·ｍｍ- 2洛氏表面洛氏维氏 布氏(Ｆ/Ｄ2 =30 )ＨＲＣＨＲＡＨＲ15ＮＨＲ30ＮＨＲ45ＮＨＶＨＢＳＨＢ
1 Scope This standard applies to carbon steel, alloy steel and other types of hardness and intensity conversion. 2 Conversion Table Table 1 for carbon steel and alloy steel hardness and strength conversion value. Table 2 for the hardness and strength of carbon steel conversion value. Table 1 Hardness Tensile strength σb / N · mm-2 Rockwell surface Rockwell’s Brinell (F / D2 = 30) HRCHRAHR15NHR30NHR45NHVHBSHB