| 控制冷却工艺对X70管线钢屈强比的影响 |
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| 引用本文： | 牛胜玺. 控制冷却工艺对X70管线钢屈强比的影响[J]. 宽厚板, 2008, 14(3): 10-13 |
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| 作者姓名： | 牛胜玺 |
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| 作者单位： | 南京钢铁股份有限公司 |
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| 摘 要： | 本文研究了影响X70管线钢屈强比的几个因素，结合实际生产经验，介绍了冷却工艺参数如开冷温度、终冷温度、冷却速度以及冷却方式对屈强比的影响。
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| 关 键 词： | 管线钢 屈强比 控冷工艺 |
Effects of Controlled Cooling Process on Yield-Tensile Ratio of X70 Pipeline Steel |
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| Niu Shengxi. Effects of Controlled Cooling Process on Yield-Tensile Ratio of X70 Pipeline Steel[J]. Wide and Heavy Plate, 2008, 14(3): 10-13 |
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| Authors: | Niu Shengxi |
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| Affiliation: | Niu Shengxi ( Nanjing Iron and Steel Co. Ltd) |
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| Abstract: | The paper investigates various factors affecting yield - tensile ratio of X70 pipeline steel. Based on production practices, the paper introduces the effect of the parameters of cooling process, such as start cooling temperature, finish cooling temperature, cooling rate and cooling mode, on yield -tensile ratio. |
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| Keywords: | Pipeline steel Yield - tensile ratio Controlled cooling process |
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