Raw materials -- strip splitting -- welded pipe making -- heat treatment -- Correction -- straightening -- end repair -- pickling -- Hydrostatic Test -- Inspection (spray printing) - packaging -- delivery (warehousing) (pipes for welded pipe industrial piping).When water-soluble paper is used to block the ventilation, due to the ventilation from the center of the weld, the ventilation pipe shall be pulled out quickly in the later sealing link, and the residual argon inside shall be used for protection, so as to quickly finish the bottom and seal the mouth.Antarctica,Hot rolled silicon steel sheet hot rolled silicon steel sheet is represented by Dr, which is divided into low silicon steel (silicon content & le; %) and high silicon steel (silicon content & amp; gt; %). Indicates: Dr + iron loss value (the maximum value of magnetic induction intensity with Hz repeated magnetization and sinusoidal variation is TTo, it is called electrochemical corrosion.Taastrup,Forged stainless steel. Among them, austenitic stainless steel is indicated by the numbers of and series, and ferritic and martensitic stainless steel is indicated by the numbers of series. For example, some more common austenitic stainless steels are marked with , , and and ferrite is notIn austenite and then rapidly cooled. For thin-walled parts, air cooling can be adopted, and water cooling is generally adopted.The application of stainless steel pipe in the automobile industry is developing rapidly. In recent ten years,Antarctica405 stainless steel plate, stainless steel pipe materials have been widely used in public transportation tools such as buses, subways, high-speed railway vehicles, household cars and so on!

The 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 pipeSome of these will be imported and some will be used by us as utensils.It is well known that the stainless steel plate bellows compensator is actually very different from the torsion free tube compensator. The root cause of this difference is itmarket price,Antarctica434 stainless steel sheet, so it can resist fire; Good plasticity and weldability. It has excellent rust resistance, corrosion resistance and intergranular corrosion resistanceWhen the steel or sample is stretched when the stress exceeds the limit, even if the stress no longer increases, the steel or sample continues to have obvious plastic deformation. This phenomenon is called yield, and the small stress value when the yield phenomenon occurs is the yield point.

In addition, when selecting the reasonable thickness of the steel plate, its service time, quality and stiffness should be considered, and the strength requirements of the plate under pressure should be considered; Thermal conductivity; Distribution of pressure and format specification of pressing plate.total cost,Because stainless steel has many ideal properties required by building materials, it can be said to be unique in metals, and its development continues. In order to make stainless steel more neutral in traditional applications, the existing types have been improved, and in order to meet the requirements of advanced constructionIn the line, welcome new and old customers to consult Steel pipes are usually classified as follows.The mechanical performance and shape of concrete-filled steel tubular eccentric straight bar are similar in general,Antarctica304 professional stainless steel pipe, and its bearing capacity and stiffness are slightly higher than that of the corresponding eccentric straight bar Based on the finite element analysis software ABAQUS, a numerical model is established to analyze the mechanical characteristics of concrete-filled stainless steel tubular curved bar. The finite element analysis results are consistent with the test resultsAntarctica, and the Ni content is -%. Due to its high nickel content, it has been greatly strengthened in terms of corrosion prevention. It can be used in ordinary environment for more than years and in bad environmentWelding of stainless steel pipe argon arc welding stainless steel pipe: it is required to have deep penetration, no oxide inclusion, and the heat affected zone can be as small as possible. Argon arc welding maintained by tungsten inert gas has good compliance, high welding quality and good penetration function. Its commodities are used in chemical industry, nuclear industry and food industryAlloy elements. Chromium is the basic element for stainless steel to obtain corrosion resistance. When the chromium content in the steel reaches about %, chromium acts with oxygen in the corrosive medium to form a thin oxide film (self passivation film) on the steel surface, which can prevent the further corrosion of the steel matrix. In addition to chromium, common compound