研究了水灰比(W/C)、砂灰比(S/ C)、钢纤维掺量对水泥基复合材料性能的影响;
The effect of water binder ratio (W/C), slag binder ratio (S/C) as well as the adding quantity of steel fiber on cement based composite was studied;
试验表明,钢纤维掺量对高强混凝土单轴受压的应力峰值、峰值应变及韧性产生了不同程度的影响;
The results showed that the peak-stress, peak-strain and toughness of high-strength concrete under uniaxial compression are affected in different extents by the content of steel fiber;
以几种不同类型钢纤维增强混凝土的抗压性能试验研究为基础,讨论了钢纤维掺量、分布形式以及钢纤维类型对混凝土抗压性能的影响。
Concrete reinforced with different kinds of steel fibers is studied experimentally. The effect of content, orientation, and type of steel fibers on concrete is discussed.
比较了相同钢纤维掺量的层布式钢纤维混凝土与层布式混杂纤维混凝土的抗折疲劳方程,研究了混杂纤维对混凝土疲劳性能的影响程度。
The flexural fatigue equation was contrasted between LSFRC and LHFRC in the same quantity of steel fibers. The influence extent to flexural fatigue behavior of hybrid-fibers was studied.
本文通过三种不同钢纤维掺量的钢纤维混凝土早期水化热温度和变形实测,得到了不同掺量钢纤维混凝土的水化热温度及温度变形的时程线。
In this paper, three mixed steel-fiber concrete and ordinary concrete specimen were tested for revealing their early thermal behavior and strain caused by hydrated heat.
综合考虑决定在混凝土路面中钢纤维的掺量以0.8%(体积比)为宜。
Making this comprehensive consideration, the content of steel fiber in concrete pavement is better determined as 0.8%(volumetric ratio).
对于不同掺量的矿渣rpc以及钢纤维增强RPC等材料的抗压应力-应变的特征进行了分析和研究。
Research and analysis have been made on features of compressive stress-train curve of RPC with different amount of slag and steel fibre reinforced RPC.
对大掺量矿物细粉活性粉末混凝土收缩、钢纤维锈蚀、抗碳化性能、抗氯离子渗透等性能进行了试验研究,并通过孔结构和扫描电镜实验对其微结构进行分析。
In this paper, Shrinkage, steel fiber corrosion, carbonation resistance and chloride-permeation resistance of high volume fine mineral mixture of RPC has been investigated by the experiment.
在考虑经济性与性能并重的基础上,选择了聚丙烯纤维与钢纤维混杂,并采用低掺量,进行了正交试验及对比试验等大量试验。
Allow for economy and properties, this paper selects steel fiber and propylene fiber to jumble at small addition (by volume), and makes orthogonal experiment and contrast experiment.
针对道面对水泥基材料的性能要求,重点对不同体积掺量下钢纤维、聚丙烯纤维增强聚合物水泥砂浆的耐磨性能及抗冲击性能进行了试验。
For meeting the performance demands of pavement cement base material, key trials for abrasion and impact characteristic of steel fiber and polypropylene fiber strength latex mortar were taken.
本文以尺寸相近的钢纤维作为对比,对不同体积掺量的高强泵送有机钢纤维混凝土的工作性能、早期抗裂性能、力学性能及耐久性能进行了试验研究。
In this paper, the working performance, early cracking resistance, strength, durability of mixing the content of different sizes of high strength organic steel fiber pumping concrete were studied.
试验结果还表明,不同的钢纤维品种对于梁结构在均布荷载下的受剪承载力增强作用,在体积掺量相同的情况下相差不大。
The following conclusions can also be drawn according to the tests: Given the same contents but different types of steel fiber, the enhancement of shear capacity of beams shows little difference.
同等体积掺量下,钢纤维混凝土的抗冻融性能要优于有机钢纤维混凝土,但两者相差不大。
In the same volume content, anti-freeze properties of the steel fiber concrete is a little superior to the organic steel fiber concrete.
试验表明:钢纤维明显提高了混凝土的抗折强度,且抗折强度随钢纤维体积掺量增加而增长。
Results show that steel fibers significantly enhance the flexural strength of concrete, and flexural strength increased with the increase of steel fiber volume of dosage increase.
借助弯曲荷载-挠度全曲线,分析了纤维掺量和类型对韧性指数和初裂荷载的影响。结果表明,钢纤维混凝土的抗弯初裂强度、极限强度和弯曲韧性均随纤维掺量的增大而提高。
Through the load-deflection curves of SFRC, the effects of fiber kinds and fiber content on the first-crack strength and the flexural toughness of SFRC were contrasted with those of concrete.
借助弯曲荷载-挠度全曲线,分析了纤维掺量和类型对韧性指数和初裂荷载的影响。结果表明,钢纤维混凝土的抗弯初裂强度、极限强度和弯曲韧性均随纤维掺量的增大而提高。
Through the load-deflection curves of SFRC, the effects of fiber kinds and fiber content on the first-crack strength and the flexural toughness of SFRC were contrasted with those of concrete.
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