| 液压支柱缸体“零保温”热处理工艺的研究 |
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| 引用本文： | 李安铭.液压支柱缸体“零保温”热处理工艺的研究[J].煤矿机械,2003(3):44-45. |
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| 作者姓名： | 李安铭 |
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| 作者单位： | 焦作工学院,河南,焦作,454159 |
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| 摘 要： | 采用正交组合回归设计实验方法 ,研究了“零保温”条件下 ,加热温度和回火温度对2 7SiMn钢强度和硬度的影响规律。并进行了显微组织分析。实验表明 ,2 7SiMn钢“零保温”淬火后有较高的强硬性。在实验的基础上 ,提出了液压支柱缸体 (90 0± 1 0 )℃淬火、(63 0± 1 0 )℃回火的“零保温”热处理工艺
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| 关 键 词： | 零保温 淬火 抗拉强度 硬度 |
| 文章编号： | 1003-0794(2003)03-0044-02 |
| 修稿时间： | 2002年10月15 |
Study on the zero time holding quenching technology of hydraulic support's cylinder |
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| LI An-ming.Study on the zero time holding quenching technology of hydraulic support''''s cylinder[J].Coal Mine Machinery,2003(3):44-45. |
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| Authors: | LI An-ming |
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| Abstract: | The regularity of the effect of quenching and tempe ring temperature on 27SiMn steel's property in zero time holding teat-treatment wulas researched by th e orthogonal regressive principle Microstructure is analyzed Experiment turns ou t that 27SiMn steel's strength and hardness are higher in zero time holding teat -treatment Based on experiment,zero time holding head-treatment technique of hy d raulic support's cylinder with (900±10)℃ quenching and (630 ±10)℃ temperin g was established |
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| Keywords: | zero time holding quench tensile strength hardness |
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