Shenzhen Shi Shi Tong Metal Products Co., Ltd

  Do custom stainless tapping locking screws need to open mould? When ordering screws, many customers will worry about whether the screws need mold fees. For example, if you want to customize  stainless    tapping locking screws , is it necessary to open the mold? For the screw manufacturer, whether the screw needs to be moulded depends on the size, head type, groove type and whether the manufacturer has made this type of screw before. Even if this type of screw has been made before, it is still necessary to open the mold if there is no mold in the factory. Sometimes they have a similar screw mold, but the screw size is not the same, so they also need to open the mold. If similar molds and sizes are acceptable to you, then there is no need to open the mold. There are many different types of  stainless tapping locking screws , which require different moulds. Although Shi Shi Tong has produced many different types of screws, it is still necessary to re-open the mo...

  Which manufacturer can produce non-conductive pan hexagon socket stainless steel screws? Mr. Han’s  pan hexagon socket stainless steel screws require that the middle part can not conduct electricity. The length of the screws is about 326mm, and the length of the thread is about 30mm. The part that can’t conduct electricity is about 200mm from the bottom of the head. Mr. Han asked Ms. Song of Shi Shi Tong if the screw factory could meet his requirement.   Mr. Han’s request is within our reach. Before, Shi Shi Tong screw manufacturer also made a similar order, and the customer also required non-conductive. So Ms. Song took a picture of the customer she had done before and showed it to Mr. Han, then asked if he could accept an insulating sleeve for the  pan hexagon socket stainless steel screws .   Mr. Han looked at the data and asked Ms. Song if he could measure the thickness of the insulation casing and told him, he needed to see if the finished product was sui...

  Why do pozi stainless steel screws be made chamfer? Today, when I went to the packaging room to help, I saw a new type of screw —  pozi stainless steel screws . When I took a screw in my hand, I found that its tail was chamfered. Curiously, I asked my colleague in the packing room why the screw had to be chamfered. My colleagues told me that most of the screws are chamfered. It is convenient for us to align the nut or threaded hole easily when we install it, so as to improve the efficiency of assembly. At the same time, it is also for safety and prevents our hands from being scratched by exposed parts of screws. For example, the  pozi stainless steel screws  in the packaging room are being packed for shipment, which is required by the customer to do chamfering, in order to be more convenient and more efficient when used. In many cases, the screw with a pointed tail will scratch your hand if you do not pay attention to it. After the chamfering, it can effectively re...

  How to remove oil stains on M8 stainless steel screws? Have you ever seen the  M8 stainless steel screws  just produced? Do you know that there will be oil stains attached to the screws just produced? Do you know how to remove oil stains from screws? Last month, Shi Shi Tong screw factory made a deal with a batch of  M8 stainless steel screws . I just saw the screws produced in the workshop. Their surfaces are covered in oil and they don’t look very clean. The screws just produced need to be cleaned before they are packaged and sent to customers after passing quality inspection. So, how to remove oil stains from stainless steel screws? First, to remove oil from  M8 stainless steel screws , it is recommended to use weak acid and good performance oil remover, which has good penetration, dispersion, wetting, saponification, and emulsification capacity for oil pollution, and the cleaning effect is remarkable. Two, in addition, you can also use a stainless steel cl...

  Why are there so few people custom full threaded stainless steel long screws? Shi Shi Tong is a powerful screw manufacturer with many years of experience in screw customization. There are often production orders for stainless steel long screws in the factory’s workshop, but there are few purchasing managers to customize  full threaded stainless steel long screws . Why is that? As a new operator, when I just came to the company, I participated in the training about the company’s history and product details by the department director Miss Qin, from which I learned a lot of basic knowledge related to screws. But without practice, there are still many things that can’t be handled well. For example, at that time, an Australian customer sent an inquiry for custom  full threaded stainless steel long screws  through our Shi Shi Tong official mailbox. Because I had not seen the production of this kind of screws in the workshop of the company and had not heard about it from ...

  Shenzhen stainless steel screw manufacturer tells you how to distinguish 304 stainless steel screws As we all know, there are many types of stainless steel. The two types of stainless steel 304 and 316 are widely used in daily life. In many models, how can we distinguish stainless steel 304? Let Shenzhen  stainless steel screw manufacturer  Shi Shi Tong tell you how to distinguish it! First, distinguish from color. The color of stainless steel before pickling is different. The color of stainless steel 304 is brownish white, while that of general steel is a little brownish black. After pickling, the surface color of stainless steel is silver white and bright, and 304 will be jade, while that of general stainless steel is white and gray, with weak luster. This is the difference in color of stainless steel. Secondly, it can be distinguished by magnetite. General steel has strong magnetism, stainless steel 304 is weak magnetism or even non magnetism. If the customer require...

  Stainless steel screws manufacturer Shi Tong Tong takes you to interpret the screw drawings what is called tolerance? A: Tolerance refers to the difference in the amount of variation that allows for part size and geometric parameters.    Stainless steel screw s  manufacturer  Shi Tong Tong take this drawing as an example to take you to interpret the screw fastener drawings. such as length 31.7 mm, then its length tolerance is 0.2,-0.4, i.e. the length is between 31.3-31.9 mm, then it is line with customer requirements. The thread length is 7 mm, According to the drawing, its tolerance is ±0.2. what is called basic size? A: The basic size refers to the size given by the designer. such as the drawing provided by    s tainless steel screw s  manufacturer  Shi Shi Tong, screw size can be expressed as M1.6×31.7, head diameter 2.92, M1.6 and 31.7 and 2.92 are both basic dimensions. what is the actual size? Answer: The actual size is the size obta...