论文部分内容阅读
四、基体钢的热加工工艺与性能各种牌号基体钢的热加工工艺包括锻造温度规范(见表2)与热处理工艺(见表3),它的淬火温度与硬度关系见表4,回火温度与硬度关系见表5,不同回火温度与机械性能的关系见表6,几种基体钢与高合金工具钢强韧性能的比较见表7。美国两种牌号的基体钢热处理与机械性能关系见表8。苏联和日本基体钢热处理条件和硬度关系见表9。
Fourth, the base steel thermal processing technology and performance Various grades of base steel thermal processing technology, including forging temperature specification (see Table 2) and heat treatment process (see Table 3), its quenching temperature and hardness in Table 4, tempering The relationship between temperature and hardness in Table 5, the different tempering temperature and the relationship between mechanical properties in Table 6, several basic steel and high alloy tool steel toughness in Table 7. The relationship between the heat treatment and the mechanical properties of the two grades of the U.S. steel is shown in Table 8. The relationship between the heat treatment conditions and the hardness of the steel substrates in the Soviet Union and Japan is shown in Table 9.