7mm rod rebar spot _ Ding Ding cold rolled steel wire rod _7mm provided by Ding Ding Industrial Co., Ltd., Henan Province. Ding Ding Industrial Co., Ltd., Henan Province (www.hnddsy.com) is a professional enterprise, "cold-rolled ribbed steel CRB550", the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Liu. The new cold-rolled steel, its strength has reached 550MPa. With hot rolled steel comparable to Class III, Class III even say better than hot-rolled steel is good. Cold-rolled ribbed steel in prestressed concrete members, is cold drawn carbon steel wire replacement products, in-situ concrete structures 7mm steel wire rod, you can substitute 7mm Ⅰ grade steel rod rebar suppliers, 7mm to save steel rod rebar spot is kind of cold steel in a good kind. Cold-rolled ribbed steel 7mm biggest advantage is high strength steel wire rod production plant, and with a high concrete anchoring bond strength, reduce the length of anchor member ends, only about 1/3 of smooth steel, so smooth Some quality problems due to poor adhesion reinforcement anchorage performance improvement resulting from fundamental. Compared with the traditional forms of steel, after use can save a lot of reinforcement. Cold-rolled ribbed steel suitable for large-scale use in cast concrete panels.