| 深冷形变工艺提高奥氏体不锈钢丝力学性能 |
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| 引用本文： | 丁剑,张荻,阎珽,金东寒. 深冷形变工艺提高奥氏体不锈钢丝力学性能[J]. 热加工工艺, 2002, 0(4): 4-5 |
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| 作者姓名： | 丁剑 张荻 阎珽 金东寒 |
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| 作者单位： | 1. 上海交通大学,金属基复合材料国家重点实验室,上海,200030
2. 中国船舶重工集团公司,711研究所,上海,200011 |
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| 基金项目： | 中国船舶重工集团公司 711研究所青年基金 ( Z92 Q1)，中国船舶重工集团公司“深冷处理柴油机油泵油头弹簧”课题资助 ( 32 .10 .1.1) |
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| 摘 要： | 自行设计加工了深冷拉丝装置，讨论了深冷形变工艺对1Cr18Ni9Ti钢丝力学性能的影响。研究表明，在相同的拉丝条件下，与常温工艺相比，深冷工艺能大幅度提高钢丝的综合力学性能。抗拉强度进一步提高近400MPa，显微硬度进一步提高74HV4.9N，而抗扭次数及伸长率基本不变。
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| 关 键 词： | 奥氏体不锈钢 深冷处理 拉丝 力学性能 钢丝 |
| 文章编号： | 1001-3814(2002)04-0004-02 |
| 修稿时间： | 2002-02-06 |
Improving Mechanical Property of Austenitic Stainless Steel Wire by Cryogenic Forming |
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| DING Jian ,ZHANG Di ,YAN Ting ,JIN Dong han. Improving Mechanical Property of Austenitic Stainless Steel Wire by Cryogenic Forming[J]. Hot Working Technology, 2002, 0(4): 4-5 |
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| Authors: | DING Jian ZHANG Di YAN Ting JIN Dong han |
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| Affiliation: | DING Jian 1,ZHANG Di 1,YAN Ting 2,JIN Dong han 2 |
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| Abstract: | The cryogenic wire drawing equipment was designed and made .Effect of cryogenic wire drawing on improving the mechanical property of 1Cr18Ni9Ti was investigated by using it.Compared to the normal wire drawing technology in room temperature,the cryogenic wire drawing technology showed remarkable effect:tensile strength was improved nearly 400 MPa,micro vickers hardness was enhanced 74 HV 4.9N ,in the meanwhile,toughness was almost changeless. |
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| Keywords: | cryogenic treatment wire drawing 1Cr18Ni9Ti mechanical property |
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