The surface treatment is mainly for the purpose of increasing the anti-corrosion performance, and some of the color is also taken into account, so it is mainly for carbon steel products, which generally require surface t...
The materials of fasteners are in the most common order: carbon steel, stainless steel, stainless steel, copper, aluminum, etc. Carbon steel is further divided into low carbon steel (such as C1008/C1010/C1015/C1018/C1022...
The parameters that need to be indicated for the description of the fastener are: product name (standard), specification, material, strength grade, surface treatment. Such as: DIN912, M4-0.7x8, SCM435, 12.9, black. 1.pro...
Galvanized screws have a mechanical performance rating of up to 8.8, while stainless steel screws can only be up to -70, such as A2-70, A4-70, which is equivalent to 7 and lower than galvanized screws. Therefore, the use...
The way to distinguish between stainless steel screws, galvanized and nickel-plated screws is to look at the color of the screws. The color of the stainless steel screws is close to the primary color of the iron. The gal...
Standard parts screws include bolts, screws, studs, nuts, machine screws, self-tapping screws, washers, pins, rivets, and retaining rings. It is a basic part that is widely used in various aspects, and its function is to...
