Stainless steel screws series: l stainless steel hex screws l l stainless steel stainless steel socket head cap screws Phillips head screws stainless steel tapping screws l l l stainless steel set screw square neck bolts stainless steel eyebolts l l l stainless steel washers stainless steel nuts series series stainless steel screws break the following reasons: 1. The raw materials used stainless steel screws quality problems, poor quality stainless steel screws wire. There are a lot of impurities, impure into force 304 stainless steel screws, resulting in insufficient hardness of stainless steel screws. 2. The production of stainless steel screws process issues. For example, migraine eccentric stainless steel screws, as well as production and manufacturing jobs nowadays punch Q value is too deep and too small R-bit designs. 3. Customers in the use of stainless steel screws, excessive force. Usually you do the next torque minimum breaking strength test to see how much, and then you can adjust the torque. In particular to make is that dingtao 304 stainless steel screws, due to the above reasons caused by magnetic 304 stainless steel, 304 stainless steel screws, stainless steel and other materials, such as 430, magnetic steel is not at the same level, ie 304 magnetic always shows weak magnetism. This tells us that a single county 304 stainless steel screws, if weakly magnetic stainless steel or entirely without magnetic, should be 304 or 316 is determined; if the magnetic steel of the same, showing ferromagnetic, because discrimination is not 304. Single County 304 stainless steel screws, 304 stainless steel screws, Jinan Road ground is provided by Jinan Daoqin Trading Company. Jinan Daoqin Trading Company (www.daoqinshangmao.com) (www.daoqinshangmao.com) strong, credible, in Jinan, Shandong hardware accessories industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jinan Road ground into the brilliant and you work for a better future!