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厂家介绍辨别伪劣冷拔钢管的方法

2018-12-10 11:04:50 常州市星火铝艺制品有限公司 阅读

钢管冷拔钢管制作的主要材料,钢管的质量直接影响冷拔钢管的制作质量,选择冷拔钢管注意其质量问题,辨别伪劣产品,在众多的产品中找出优质材料。冷拔钢管辨别伪劣冷拔钢管首先查看表面,质量差的钢管表面会有麻面现象,容易结疤,表面并不是很光滑。注意观察它的表面是否有划痕,是否有裂纹存在,出现以上现象的冷拔钢管一律定为伪劣产品。伪劣冷拔钢管无金属光泽,呈淡红色或类似生铁的颜色。

Steel pipe is the main material for cold-drawn steel pipe production. The quality of steel pipe directly affects the quality of cold-drawn steel pipe production. Pipe selection should pay attention to its quality problems, identify fake and inferior products, and find out high-quality materials in many products. Cold-drawn steel pipes distinguish fake and inferior steel pipes by first looking at the surface, poor quality steel pipe surface will have hemp phenomenon, easy to scar, the surface is not very smooth. Pay attention to observe whether there are scratches and cracks on the surface of the steel pipe. The steel pipe with the above phenomena is considered to be fake and inferior products. The fake and inferior steel pipes have no metallic luster and are light red or similar to pig iron.

此外还有一部分要查看的是它的横切面,优质钢管的横切面比较整齐,而伪劣材由于材质差,切头端面常常会有掉肉的现象,即凹凸不平,并且无金属光泽。根据以上的信息从表面查看冷拔钢管钢管的质量,辨别出伪劣产品,争取选择最优质的管材。

In addition, there is also a part to look at its cross-section, the cross-section of high-quality steel pipe is relatively neat, and fake and inferior materials due to poor material quality, the end of the cutting head often has the phenomenon of flesh loss, that is, uneven, and no metallic luster. According to the above information, the quality of cold-drawn steel pipe can be viewed from the surface, the fake and inferior products can be identified, and the best quality pipe can be selected. 



标签:   冷拔钢管 常州铝艺大门 常州铝艺护栏 铝艺大门 铝艺大门厂家 铝艺护栏