亚洲精品久久影院夜色,国产日产精品久久久久,久久午夜福利影院,天天日天天色天天干,国产精品久久9999,久久久久精品国产免费观看,亚洲欧美一级久久精品,拍拍婷婷视频久久,一区二区日韩按摩,精品视频一区二区三区美女视频

CN
CN
    • 潤強絲?-S2 End-hooked Steel Fiber (Dispersed, Glued)
    潤強絲?-S2 End-hooked Steel Fiber (Dispersed, Glued) Download

    15658479867185470sqQ.jpg

    RQS ? -S2 is cold-drawn steel-wire fiber that has hooked ends. In comparison to ordinary steel fiber, RQS ? -S2-reinforced concrete possesses more ductility and has a high load-bearing capacity. RQS ? -S2 can reduce micro-crack expansion due to plastic shrinkage, drying shrinkage and thermal cracking, and obstruct macro-crack formation and propagation.