资源列表
[钢铁冶金] Nb的应变诱导铁素体转变的影响
说明: Effects of the Nb addition on the strain induced ferrite transformation just above Ar3temperature were investigated. Hotcompression tests were performed with varying the true strain up to 1.6 (80% reduction) using Gleeble 1500. After the hotdeformat<jinm*****> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 71型显微硬度计测定铬微裂纹
说明: 为 了满 足 汽车产品中性盐雾试验要求,我厂钢铁件产品采用半光亮镍/光亮镍/高硫镍/微裂纹铬工艺。为了控制产品质量,保证微裂纹铬条数在工艺范围内,检测微裂纹铬条数是一个必不可少的环节。<tianla*******> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 磁性的合金
说明: Magnetic properties such as coercive force H#, remanent induction B3, squareness B3/B4 and maximum energy productBH.!9 for alloys with FeD5NiD0.05C and 11, 15 and 19 wt% of Mo were determined for samples cold rolled 60, 80%, 90and 97% followed by ma<yezh*****> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 合金元素对力学性能的影响
说明: ‘More electric aircraft’ technology necessitated improving the high temperature mechanical properties of FeCo–V alloys whilemaintaining their excellent magnetic properties. FeCo–2V alloys offer the highest saturation magnetization but do not meet th<040***> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 金属结构故障诊断的模糊专家系统研究
说明: [摘 要] 以模糊理论为基础,设计了一个用于金属结构故障诊断和维修决策的模糊智能系统,介绍了该系统采用的双重模糊的知识表达方式,并研究了与此表达方式相应的模糊匹配、冲突消解等推理过程。<lucif******> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 评价回火引起的硬度分布的变化
说明: The effect of tempering on the magnetic Barkhausen noise (MBN) signal profile was studied in case-carburised EN36 steel using a range ofmagnetic excitation frequencies and a number of frequency ranges for analysis of the MBN signal. The MBN level ge<gmd***> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 浅议镁合金电镀工艺的应用
说明: 摘要: 镁合金电镀有着广泛的市场需求,该工艺现已走出实验室,投入了批量生产,合格率达到90%以上,但大量推广仍然困难重重。本文从工艺技术、生产经营、技术再创新过程、共性技术的社会支撑等角度,讨论了该工艺推广应用的难.奴,以及今后一段时期对其发展的一些看法。<hay****> 在 2019-03-06 上传 | 大小: | 下载0次
[钢铁冶金] 三维形态形成的铁素体与夹杂物在低碳钢
说明: Three-dimensional (3D) morphology and growth behavior of ferrite formed at intragranular inclusions in low-carbon steelwere studied by serial sectioning and computer-aided visualization. The specimens taken from the weld deposit wereaustenitized and<lvta*****> 在 2019-03-06 上传 | 大小: | 下载0次