Ribbed steel bars

Cold-rolled ribbed steel wire rod is used by the general squeeze into a cold-rolled ribbed steel bars of diameter for the general 5MM, commonly known as a small thread, for a variety of cast-in-place plate, the strength of steel is much higher than the level.
CRB550 grade cold-rolled ribbed steel bars implementation of the standards JGJ95-2003, is the ordinary low-carbon steel, carbon steel or high-quality hot-rolled low-alloy steel rods for the materials, reducing post-cold-rolled, in its cold-rolled into the surface with Two or three sides of the crescent-shaped cross-ribbed steel bars