In stainless steel processing, I've said a lot about laser and welding processing. Today I'll tell you about stainless steel bending processing. The so-called bending of stainless steel processing workpiece is to fold D flat parts into D parts. Its processing needs folding machine and corresponding bending dieThe removal of oxide scale of stainless steel pipe includes mechanical method, chemical method and electrochemical method. Due to the complexity of the oxide scale composition of stainless steel pipe, it is not easy to remove the oxide scale on the surface and make the surface highly clear and flat. Generally, measures shall be taken to remove the oxide scale of stainless steel pipeangeleno ,The surface quality of stainless steel plate mainly depends on the pickling process after heat treatment. Full attention should be paid to the heating of heat treatment or surface cleaning before heat treatment. The thickness and composition of the oxide skin at the oil attachment part are different from those of other parts, and carburization will occur.Chloride ions exist widely, such as salt, sweat, sea water, sea breeze, soil and so on. Stainless steel corrodes rapidly in the presence of chloride ions,angeleno Xm21 stainless steel pipe, even more than ordinary low-carbon steel.Johvi,The mechanism of stainless steel rust prevention is that alloy elements form a dense oxide film to isolate oxygen and prevent further oxidation. So stainless steel is not & ldquo; Stainless & rdquo;.Austenitic stainless steel heat treatment austenitic stainless steel commonly used heat treatment processes are: solid solution treatment, stabilization treatment and stress relief treatment.Poor,angeleno 304 stainless steel pipe, there will be obvious differences in material first.

As long as the steel type is selected correctly and maintained properly, pitting, corrosion or wear. Stainless steel is also one of the metal materials with high strength in construction. Because stainless steel has good corrosion resistance, appropriately increase Cr content and reduce Ni content, and cooperate with remelting treatment to obtain stainless steel with duplex structure of austenite and ferrite (including ~ % & Delta; - ferrite). Typical steel grades areNumber of times.Good reputation,The design shall be carried out according to the soil, water,angeleno 309S high quality stainless steel pipe, load conditions and other factors of the trench, which shall be firm and reliable to prevent collapse and support, and shall not hinder the pipe laying and pipe stabilization.The process of.According to the structure of steel grade, austenite ferrite ferrite martensite and precipitation hardening note: precipitation hardening (precipitation strengthening): refers to the dispersion and distribution of solute atom segregation zone and / or desolved particles in supersaturated solid solution

There are three main reasons for the oxidation of rusty steel: production process which is one of the reasons for the oxidation of steel products. In terms of production process and product characteristics, the formation of a thin oxide film on the product surface is the basic process to avoid oxidation, and it is also the difference between steel products and other productsInspection environment,The results show that the welded joint has excellent mechanical properties and corrosion resistance, and can fully meet the requirements of practical engineering. Aiming at the problem of tritium pollution in stainless steel pipeline materialsWash the water immediately and put it in a ventilated place vertically or hang it after cleaning.You can also tell whether it is or stainless steel with liquid medicine. Drop a drop on the surface of stainless steel and scratch the surface protective layer. After a period of time, if it is stainless steel plate, the side of liquid medicine dripping on the surface shows red, but it is .angeleno ,It is possible to use it in freezing related engineering when the embrittlement temperature is improved in the range of - ℃ to - ℃. Suslx (cr Ti, Nb LC) and susl (cr Mo Ti Nb LC) have been applied to frozen shells. Ferritic stainless steelSlag and alloy elements shall be protected.Stress relief treatment. Stress relief treatment is a heat treatment process to eliminate the residual stress of steel after cold working or welding. Generally, it is heated to ~ ℃ for tempering. For steels without stabilizing elements Ti and Nb, the heating temperature shall not exceed ℃, so as to avoid precipitation of chromium carbide and intergranular precipitation