1) High temperature and intensity molybdenum wire
高温高强度钼丝
2) high-temperature molybdenum wire
高温钼丝
1.
In the paper is adopted the mode of compacting of different as well as workmanship drawing high-temperature molybdenum wire.
采用了不同的制坯方式及加工工艺拉制高温钼丝,利用金相显微镜、电子拉伸机观察丝材的组织与性能,通过对不同工艺拉制的φ1。
3) high temperature molybdenum-wound furnace
高温钼丝炉
4) high-temperature strength
高温强度
1.
To probe balance between room-temperature plasticity and high-temperature strength of Nb-Si based alloys, Nb-15W-5Si-2B-xHf(x=0,5,10,15 at%)alloys with an NbSS-dominant microstructure were developed, and the effects of Hf addition on the microstructure and mechanical properties of Nb-5Si-15W-2B-xHf at room-temperature and high-temperature were investigated and compared.
为了寻求Nb-Si基合金高温强度和室温塑性之间的平衡,设计了以Nb基固溶体相NbSS占主导的Nb-15W-5Si-2B-xHf(x=0,5,10,15,原子百分数)合金,研究了Hf元素对Nb-15W-5Si-2B合金的组织、室温和高温压缩性能以及高温蠕变性能的影响。
2.
The effect of trace addition of RE on high-temperature strength and microstructure of ZL109 piston alloy was investigated by means of Tensile Testing, SEM, EPMA, etc.
作为以低成本提高现役活塞合金高温性能的初步探索,利用材料高温试验机、扫描电镜、电子探针等手段研究了加入微量混合RE对ZL109活塞合金高温强度和显微组织的影响。
3.
MSP testing has been used to evaluate high-temperature mechanical properties of MoSi_2 based composites including high-temperature strength,brittle-to-ductile transition temperature and creep resistance.
采用MSP(Modified Small Punch)试验法对MoSi_2系复合材料的高温力学性能进行评价,不仅能方便地得到各组分复合材料高温强度随温度的变化,还能得到各组分复合材料的脆性延性转变温度,其结果和材料的微观结构相对应。
5) high temperature strength
高温强度
1.
Before the marked self-reduction of the pellets at 1 000 ℃,the high temperature strength depends on organic binder; and after that,on reduced metallic iron.
采用自制的高温抗压强度测定装置,研究了使用有机黏结剂的含碳球团在不同温度、气氛条件下高温强度随时间的变化。
2.
The detailed contrast of E309L with E309Nb regarding their chemical components, mechanical properties, anti intergranular corrosion, anti thermal cracks, high temperature strength and e.
文章对不锈钢焊条E309L和E309N b的化学成分、力学性能、抗晶间腐蚀、抗热裂纹、高温强度和经济性几方面进行了较详细的分析对比,得出了选用E309L焊条的理论依据。
3.
Research and development work for increasing the high temperature strength of sapphire is a major problem with sapphire in high-speed or high-temperature applications.
提高蓝宝石高温强度的研究已成为蓝宝石在高速、高温应用中一个亟待解决的重要课题。
6) high temperature tensile strength
高温强度
1.
In this paper,influence of RE on high temperature tensile strength and elongation of Al-Si alloys has atudied.
针对快速模具对铝硅合金高温强度要求,对从室温到300℃的ZA lS i7RE合金的抗拉强度和延伸率变化规律进行了研究。
2.
High temperature tensile strength of K_2O ·8TiO_2(W)/ZL109 composite exposured at 500℃ for 20h is the highest.
K_2O·8TiO_2(W)/ZL109复合材料在500℃下热暴露20h后高温强度最高,热暴露时间超过20h,随着热暴露时间的延长,其高温强度逐渐下降。
补充资料:高模量高强度聚合物
分子式:
CAS号:
性质: 常指杨氏模量和断裂强度分别大于100GPa和3GPa的有机聚合物。实现高强高模的途径之一是将柔性高分子进行超拉伸,使卷曲或折叠的分子链拉直,并沿拉伸方向取向成伸直链结晶;另一是合成刚性棒状液晶高分子,从根本上抑制分子链的卷曲或折叠,使分子链构象或分子链间的滑移变形大大减小,外力作用在分子链的共价键上,从而大幅度提高聚合物的强度和模量。这两种方法的代表分别有超拉伸的超高分子量聚乙烯纤维,和液晶芳香聚酰胺纤维,前者的强度和模量已达到4GPa和210GPa,后者已达到2.9GPa和110GPa。
CAS号:
性质: 常指杨氏模量和断裂强度分别大于100GPa和3GPa的有机聚合物。实现高强高模的途径之一是将柔性高分子进行超拉伸,使卷曲或折叠的分子链拉直,并沿拉伸方向取向成伸直链结晶;另一是合成刚性棒状液晶高分子,从根本上抑制分子链的卷曲或折叠,使分子链构象或分子链间的滑移变形大大减小,外力作用在分子链的共价键上,从而大幅度提高聚合物的强度和模量。这两种方法的代表分别有超拉伸的超高分子量聚乙烯纤维,和液晶芳香聚酰胺纤维,前者的强度和模量已达到4GPa和210GPa,后者已达到2.9GPa和110GPa。
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