秋霞电影高清无码,入室粗暴人妻中出,国产精品未成年RAPPER,老鸭窝laoyawo新地址,国产精品教师视频,免费在线看大片无需流量,欧美aⅴ99久久,亚洲欧美另类小m

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.