It is shown that the fracture properties are determined by materials strength before tufftride process and by materials toughness after tufftride process.
结果
明:疲劳最后断裂性质取决于材料的强度和韧性。
化钾盐浴)扩散渗氮,软氮化It is shown that the fracture properties are determined by materials strength before tufftride process and by materials toughness after tufftride process.
结果明:疲劳最后断裂性质取决于材料的强度和韧性。
The test of sulphurized tufftride process for treating the hot piercing punch for steel pipes is introduced.
介绍了钢管热冲孔
模硫氮碳共渗工艺试验。
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