Steel specification: the arrival of the steel look for cracks, scars, pits, bubbles, smashing hit and extent of corrosion and other injuries 8.5mm steel and rebar diameter should be measured. Does not meet the quality requirements shall not use, or consent by the study after downgrade. Reinforced after acceptance, according to different grades, grades, specifications and manufacturers batches were piled 8.5mm steel supply, not mixed, and the appropriate licensing legislation for identification. Management should set up special high-quality steel 8.5mm steel, establish a strict management system. Substitution of steel: steel material should strengthen planning and timeliness of supply, to avoid the construction process reinforced substitution. When the terms of another, or the diameter of the steel rebar instead of steel specified in the design documents, should comply with the regulations. Reinforcement spacing regulations, anchorage length, the minimum structural requirements such as bar diameter. At a high level, low level of reinforced steel substitution, should adopt the method to change the diameter of the steel should not be used to change the number of ways to reduce the cross-sectional area of ??reinforcement. 8.5mm high quality steel, 8.5mm steel, cold-rolled by Ding Ding Ding Ding Industrial Co., Ltd., Henan Province. Ding Ding Industrial Co., Ltd., Henan Province (www.hnddsy.com) strong, credible, and other industries in other Anyang accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Dingding cold rolling and you hand into the brilliant, for a better future!