No, there are no hot-dip galvanized self-drilling screws. Hot-dip galvanizing involves heating the screw at high temperatures to adhere a zinc layer to its surface. This high temperature affects the hardness of the screw, so hot-dip galvanized self-drilling screws are not available. Why do some customers look for hot-dip galvanized self-drilling screws? This is because […]
During the use of self-drilling screws, we often find that bolts crack. To prevent this, we need to pay attention to several points when using self-drilling screws. Today, Hebei Wotu Fastener Manufacturing Co., Ltd. will discuss these points with you. Strictly follow the preload and tightening sequence specified in the instruction manual when installing bolts. […]
When using fasteners, are you familiar with the standards governing them? Today, Hebei Wotu Fastener Manufacturing Co., Ltd. will discuss the national standards for fasteners with you. Let’s take a look. 1. Standards for Fastener Product Dimensions: These specifically define the basic dimensions of the product; for threaded products, this also includes the basic dimensions […]
The surface treatment of self-drilling screws requires specific procedures. What manufacturing processes are generally used for surface treatment? Hebei Wotu Fastener Manufacturing Co., Ltd. will explain oxidation treatment below. The surface treatment of self-drilling screws requires specific procedures. What manufacturing processes are generally used for surface treatment? Hebei Wotu Fastener Manufacturing Co., Ltd. will explain […]
While the quantity of self-drilling screws used in prefabricated steel structure projects isn’t large, the quality requirements are still very high. Why are high-quality self-drilling screws necessary? High-quality self-drilling screws are absolutely essential. The function of self-drilling screws in prefabricated steel structure projects is to secure and lock the prefabricated steel panels to prevent them […]
Screws are something we see every day. Those who pay attention to detail often wonder what materials their tools or instruments are made of, and what raw materials screw manufacturers use to produce the screws needed in the market. Screws are something we see every day. Those who pay attention to detail often wonder what […]
