Shenzhen Shi Shi Tong Metal Products Co., Ltd

  What are the causes of stainless steel socket cap screws fracture? Mr. Tong (in) other places before ordering a batch of  stainless steel socket cap screws , self tapping type, but found that when using fracture, and they don’t have to solve his problem Mr. Tong, behind Mr. Friend, introduced found the stone project, ask him this kind of situation is what reason, is there a way to solve? Generally speaking, screw fracture is related to the tensile strength of the material, the bottom diameter of the screw, whether there is R Angle, groove depth, hardness, and so on.   Then Mr. He asked Mr. Tong about the specifications of the screw, whether it was made of A2-50 or A2-70, or other stainless steel materials, as well as the bottom diameter of the screw, and how much torque Mr. Tong had when using it. He also asked Mr. Tong to provide the drawings and pictures of the samples. But Mr. Tong only knew the specifications of  stainless steel socket cap screws  and the ...

  Can a ultra low head cap screws hexagon socket save money like this? A few days ago, Miss Lin found the Shi Shi Tong screw manufacturer to customize a M5×75  ultra low head cap screws hexagon socke t , which was made of stainless steel and provided us with drawings. In Miss Lin’s drawings, the head of the  ultra low head cap screws hexagon socke t  appears to be a piece of the mold, and the thread is fully threaded. After seeing the drawings of Miss Lin, we gave Miss Lin the following suggestions: 1. The head of the ultra low head cap screws hexagon socket is changed to the C head, that is, the head is naturally formed by cold heading, instead of being added with a sleeve mold. If you follow the drawing of Miss Lin, then on the fourth of the accounting price, you need to add the cost of the sleeve mold, and the cost is increased. 2. The full thread is changed to a half thread. Because such long screws use full thread, it is not only difficult to screw when scr...