• In this method, the crack resistance curve can be determined by using only one material data, either the hardness or the tensile strength.

    方法仅需一个材料参数例如材料硬度拉强度等即可确定材料裂纹扩展阻力曲线

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  • A study of the shear strength and crack resistance of the cracked brick masonry strengthened by GRC is conducted, from which a powerful support is provided with its use in strengthening and repair.

    玻璃纤维加强水泥砌体开裂进行加固修复抗剪强度性能进行了研究加固修复中的应用提供有力依据

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  • High performance concrete should have not only high strength, but also excellent durability, relatively high crack resistance and relatively high volumetric stability, etc.

    高性能混凝土不仅只是具有较高强度而且具有良好的耐久性,较高的抗热裂性能以及较高的尺寸稳定性

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  • Due to dense structure, high tensile strength, excellent wear-ability, anti-crack and corrosion resistance against acid and alkali, it can be used as integral anti-corrosion coat and block coat.

    由于结构致密具有较高抗拉强度且耐磨、、抗酸碱腐蚀性能优异,宜用于防腐蚀整体面层块材面层的铺砌材料。

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  • The results show that a small amount of NBR can greatly improve the environmental stress crack resistance(ESCR) and the impact strength of HDPE.

    实验结果表明少量NBR大幅度提高HDPE冲击韧性环境应力开裂性能。

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  • The results show that steel fiber reinforced ferroconcrete t beam possesses high bending strength and excellent crack resistance property.

    结果表明纤维增强钢丝网混凝土T形梁具有较高的正截面抗弯强度良好的性能

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  • Studies and analyzes mechanical property, creep crack propagation resistance and melt strength of Qilu PE100 gas pipe speciality resin DGDB2480HBK.

    齐鲁PE100燃气专用料DGDB2480HBK的力学性能、耐慢速裂纹增长性能熔体强度等进行了研究分析

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  • Mixture proportions, flowability, crack propagation at early ages, strength, shrinkage, carbonation and the freezing and thawing resistance of flowing concrete with high flowability were investigated.

    研究了具有流动性混凝土配比、流动性、早期裂纹扩展、强度收缩碳化抗冻融性,这种混凝土无论在成本上还是性能上是非常可行的。

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  • Research shows that the crack resistance could be increased by improving the interface transition zone, using high quality aggregate, increasing concrete strength and adding the admixtures.

    研究表明改善碾压混凝土界面过渡,提高混凝土水泥韧性,选用优质骨料提高混凝土的强度添加外加剂可以提高碾压混凝土的抗性能。

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  • Prestressing reinforcement technology as an effective means to greatly improve and adjust the original structure of the force, the strength and commitment to improve crack resistance.

    体外预应力技术作为一种行之有效加固手段能够大幅度改善调整结构受力提高结构强度和抗性。

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  • Finally, the mechanism of crack resistance and strength reinforcement was discussed based on the experimental and numerical analysis. Also a hybrid effect factor formula was suggested in this paper.

    最后,本文在试验研究数值模拟分析基础探讨混合纤维增强机理提出了本文建议的混合效应系数计算公式

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  • The effects of strength mis-matching and specimen geometry on the resistance behavior to ductile crack growth for welded joint were conducted by 3-D FE analysis considering the micro-plastic damage.

    通过考虑材料微观塑性损伤,定量研究焊接接头强度匹配试件几何形状接头延性裂纹扩展行为影响

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  • How to ensure concrete strength in the application process and improve crack resistance of concrete in the course of construction are the most urgent technical difficulties.

    如何应用过程保证混凝土强度提高混凝土抗性能在建筑施工过程需要迫切解决技术难题

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  • Add a different aspect ratio and volume ratio of steel fibers, in order to attain the best high strength Portland concrete reinforcing, toughening and crack resistance effect.

    添加不同长径体积纤维获得最佳超高强度硅酸盐混凝土增强增韧效应

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  • The results show that steel fiber reinforced ferroconcrete T beam possesses high bending strength and excellent crack resistance p

    结果表明纤维增强钢丝网混凝土T形梁具有较高的正截面抗弯强度良好的性能。

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  • Used for welding low-alloy and high strength steel with corresponding strength. It has excellent welding technology and cold crack resistance.

    扩散氢含量低,低温冲击性能优异适用于低温钢、中碳钢等压力容器的焊接

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  • The artificial stone table top has high strength, flat surface, high brightness, engine oil permeation resistance, and no crack and air hole.

    人造台面大幅度提高,而且表面平整度光泽好;防机油渗透裂纹气孔

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  • The artificial stone table top has high strength, flat surface, high brightness, engine oil permeation resistance, and no crack and air hole.

    人造台面大幅度提高,而且表面平整度光泽好;防机油渗透裂纹气孔

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