Welding screws are also called energy storage screws, electric bolt welding studs, or welding nails. Welded screws are used in a small range and are used in the sheet metal industry and in the production of the chassis. Although the use of welding screws and rivet screws is the same, the principle o

2205 duplex stainless steel | austenite - ferrite.Material grade: 2205 duplex steelUS grade: UNS S31803, S32205 German grade: 1.4462Chinese brand: 00Cr22Ni5Mo3N, F51, F60I. Overview of 2205 duplex stainless steel:2205 duplex stainless steel is austenitic-ferritic duplex stainless steel (abbreviated

The main purpose is to make the industrial products into a fixed unit. In use, it often occurs that the teeth and the teeth cannot be tightly sealed, if the screws are too tightly locked, or the screw heads are broken, or the dents are not tightly locked, etc., the quality is Precision problem. Scre

The first point is that we start by examining the simplest aspects of appearance quality.Stainless steel screws after surface treatment, we can first use the naked eye can confirm the appearance, coating and other aspects of inspection;The second point can be used to check the thickness of the screw

How to using stainless steel drilling screw:Due to the essential difference between stainless steel and carbon steel, stainless steel has good extension, improper use is easy to lead to screw can not go into smoothly, the binding force is not strong.(1) confirm whether the mechanical properties of t

According to xinhua finance New York, US President Donald trump said through social media on the afternoon of August 1 that the us will impose 10 percent tariffs on us $300 billion worth of goods imported from China starting from September 1 this year.However, Mr Trump said he would continue to have