1) fracture morphology
断口形貌
1.
Analysis on structure and fracture morphology of short fiber reinforced aluminum-silicon alloy composites;
短纤维增强铝硅合金复合材料的组织与断口形貌分析
2.
Microstructure and fracture morphology of 37Mn5 continuous casting billet;
37Mn5连铸坯显微组织及断口形貌研究
3.
And the fracture morphology was analyzed by SEM.
7%Cu合金熔体结构特征及变化过程,用扫描电镜观察断口形貌。
2) Fractography
[fræk'tɔɡrəfi]
断口形貌
1.
Fractal Study of the Impact Fractography for D_6AC Steel;
D_6AC钢冲击断口形貌的分形研究
2.
The results indicate that the fractography change from tenacity to brittleness with the loading rate growing.
本文研究了加载速率v对PBT拉伸断口形貌的影响,结果表明,随v的增大,试样断裂过程中裂纹扩展特征不同,断面形貌表现出由韧性断裂特征向脆性断裂特征的转变;断面平坦区比例参数AP/A0随v的增加先急剧增大,当v增大到1 000 mm/min以上时,AP/A0增加缓慢;断裂源处表面粗糙度参数RS和v呈线性关系,拟合得到的线性方程为:RS=2。
3.
TC4 Ti alloy is welded using vacuum electron beam welding,microstructure and fractography is observed by means of optical metallography and scanning electron microscope,and microhardness test and impact experiment are conducted.
采用真空电子束焊方法进行TC4钛合金的焊接,借助OM、SEM设备观察焊缝金属显微组织和断口形貌,测试了焊接接头硬度并进行了冲击试验,分析了焊接接头性能、显微组织及焊缝中气孔的形成。
3) fracture appearance
断口形貌
1.
Tensile properties and fracture appearance of 1Cr18Ni9Ti steel welded joint at low temperature;
低温下1Cr18Ni9Ti钢焊接接头的拉伸性能和断口形貌研究
2.
Tensile experiment was carried out and the fracture appearance was observed.
在50钢表面进行等离子渗Cr,然后进行等离子超饱和渗碳、淬火及回火处理,获得表面强化层,并对处理后的材料进行拉伸试验和断口形貌观察。
3.
Then tensile experiment was carried out and the fracture appearance was observed.
对处理后的试样进行拉伸试验和断口形貌观察,结果表明:距表面的距离为0~0。
4) fracture surface
断口形貌
1.
The effect of different casting methods of sand mold and metal mold on the mechanical properties and fracture surfaces of ZL210A casting aluminum alloy of casting,solid-solution and aging was investigated.
采用砂型和金属型两种不同铸造方法对铸态、固溶态和时效态ZL210A合金性能及断口形貌的影响进行研究。
2.
The fracture surfaces of the composite were investigated at 490℃, 510℃, and 520℃ in a constant strain rate in order to analyse deformation mechanism.
同时，利用扫描电镜观察断口形貌，分析了变形机
5) fractograph
['fræktəuɡrɑ:f]
断口形貌
1.
The crack fractographs of X60 pipeline steel after 10% per-tension deformation under cyclic loading are investigated by the SEM.
用扫描电镜(SEM)分析了X60管线钢在未变形和10%的预拉伸变形后循环载荷下的裂纹断口形貌。
2.
Al matrix composites reinforced with various sizes and contents of SiCp were fabricated via powder metallurgy followed by hot extrusion,and their tensile properties and fractographs were examined.
5%,5%)亚微米(130 nm)和微米级(14μm)的SiCp增强铝基复合材料,并对其拉伸性能及断口形貌进行了分析。
3.
Study on the Fractograph of SiC/Al Composites by Pressureless Infiltration Technique;
采用SEM、EDX等分析技术对无压浸渗法制备SiC/Al复合材料的断口形貌进行了分析。
6) fracture
[英]['fræktʃə(r)] [美]['fræktʃɚ]
断口形貌
1.
The fracture is toughness fracture.
本文重点分析了σ_(max)为398MPa、477 MPa、588 Mpa和796 MPa时的断口形貌,初步探究其疲劳断裂机理。
2.
The cross section fracture surface was observed and analyzed by SEM.
利用扫描电镜和显微硬度及划痕试验对用反应磁控溅射法制备的TiN/C3N4复合涂层进行了较系统的研究,对TiN/C3N4复合涂层的横截面断口形貌进行了观察和分析。
补充资料：断口形貌
分子式：
CAS号：
性质： 材料断裂表面的形貌。可分作宏观形貌和微观形貌两类。前者可通过低倍显微镜观察，后者一般需用扫描电子显微镜观察。材料延性断裂、脆性断裂、疲劳断裂、应力腐蚀断裂或氢脆断裂等不同类型的断口各有其特定的显微形貌特征，通过断口形貌分析有助于揭示材料的断裂原因、过程和机理。
CAS号：
性质： 材料断裂表面的形貌。可分作宏观形貌和微观形貌两类。前者可通过低倍显微镜观察，后者一般需用扫描电子显微镜观察。材料延性断裂、脆性断裂、疲劳断裂、应力腐蚀断裂或氢脆断裂等不同类型的断口各有其特定的显微形貌特征，通过断口形貌分析有助于揭示材料的断裂原因、过程和机理。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条