October 12, 2022
In the selection of reinforcement, according to its appearance to select. Good steel surface is relatively smooth, and the color is more uniform, and is very neat, without some cracks and uneven this situation.
Usually the end face of the steel bar is round, and some inferior steel bar its end face is oval, and the color is not uniform, is relatively rough. Then when using the steel bar, be sure to see its quality according to its instructions and its logo. Good reinforcement in the outer layer will have a certain mark, and it will be above the manufacturer's name and address, as well as specifications, models and so on are clearly marked. If there is no that on behalf of the steel bar is not regular manufacturers production, it is inferior steel bar, this time can not be purchased, so as not to appear in the use of some quality problems.
Then in the selection of reinforcement, must be selected according to its size specifications. You can use a ruler to measure its size to see if its inner and outer diameters are consistent with the values on the label. If there is a certain deviation, it is necessary to see whether it is in the allowed range. If the gap is large, it can not be purchased. This kind of reinforcement is likely to be poor quality. Then when we buy steel bars, we must choose the manufacturers of big brands. Their products have a certain quality assurance, and after-sales will be more assured, so buy this kind of steel bar, we do not have to worry about the subsequent problems.
