ShunpeierkeAntique copper stainless steel plateThe golden period of brand building

At present, stainless steel backing is divided into two processes: back argon filling and non argon filling. Back argon filling protection can be divided into solid wire + TIG process and solid wire + TIG + water-soluble paper process; The back non argon filling protection is also divided into flux cored wire backing welding and welding rod (flux coated wire) backing TIG welding.Marking: in order to make the steel pipe complete the socket of the pipe fitting, the length must be marked and marked at the pipe end.Shunpeierke,Organic substances (such as melons and vegetables noodle soup, phlegm, etc.) adhered to the surface of stainless steel constitute organic acids in the presence of water and oxygen. For a long time, the corrosion of organic acids on the metal surface.Model & mdash; Martensite (high strength chromium steel), good wear resistance and poor corrosion resistance.IbarakiIndicates that the chemical composition is represented by international chemical element symbols and national symbols, and the composition content is represented by letters: for example China and Russia use fixed digit numbers to represent steel series or numbers; For example, the United States, Japan, series, series and series; The serial number is composed of Latin letters and order, which only indicates the purpose.Model & mdash; Martensite (high strength chromium steel), good wear resistance and poor corrosion resistance.Model & mdash; Except that the risk of weld corrosion of the material is reduced due to the addition of titanium other properties are similar. Stainless steel decorative pipe, stainless steel pipe, series stainless steel pipe & mdash; Ferritic and martensitic stainless steel model & mdash; Good heat resistance, weak corrosion resistance, % Cr, % Ni.

For business people, of course, we can often see that there will be packaging film bags on them. Although they are not heavy, if there are a large number of single purchases, they will also produce certain economic expenses, but why do many people clearly dislike this thing on stainless steel pipes, But I have to accept it. Next, xincoral Xiaobian will tell you why stainless steel pipes need packaging bags.The welding performance is also much better than that of ferritic stainless steel. Generally, the following methods are often used to prevent intergranular corrosion: reduce the amount of carbon in steel so that the amount of carbon in steel is lower than the saturated solubility of austenite in equilibrium, that is, the requirement of intergranular corrosion resistance can be met when the amount of carbon in steel is reduced to less than .%.Sampling inspection,Model & mdash; After that, the second widely used steel is mainly used in food industry and surgical equipment. Molybdenum is added to obtain a special corrosion-resistant structure. Because it has better chloride corrosion resistance than it, ferritic stainless steel pipe has low-temperature brittleness like carbon steel, but austenitic steel does not. Therefore, ferritic or martensitic stainless steel produces low-temperature brittleness, while austenitic stainless steel or nickel base alloy does not show low-temperature brittleness. Sus (Cr) and SUS (cr) of ferritic stainless steel pipe It shows that the impact value decreases sharply at low temperature. Therefore, it is necessary to pay special attention when using at low temperature. As a way to improve the impact toughness of ferritic series stainless steel, high purification process can be considered. With the help of C and N level, the embrittlement temperature is in the range of - ℃ to - ℃Stainless steel tube for boiler tube and heat exchanger (gjb- (yb-) aviation structural tube, thick wall seamless steel tube (gjb- (yb-) aviation stainless steel tube (ybt-) (yb-) aviation a blind rivet seamless steel tube (gjb- (yb-) aviation structural tube, seamless steel tube (ybt- (yb- aviation conduit A seamless steel pipe small diameter stainless steel pipe seamless steel pipe for high pressure boiler low and medium pressure boiler pipe stainless acid resistant extremely seamless steel pipe seamless steel pipe for petroleum cracking seamless steel boiler and heat exchanger Ferritic and austenitic alloy pipe general purpose austenitic stainless steel pipe and welded pipe austenitic stainless steel seamless steel pipe welded steel pipe welded steel pipe carbon steel, Ferritic and austenitic alloy steel pipe) General requirements General requirements for ferrous and alloy steels for special purposes General requirements for carbon

The surface resistance is less than mb; Wear protection; Scalable; Excellent chemical resistance; Good alkali metal and acid resistance; Strong toughness; Flame retardant.technical service,Stainless steel pipe is safe, reliable hygienic, environmentally friendly, economical and applicable. The successful development of pipeline and new reliable,Shunpeierke420J2 stainless steel plate, and the use will be more and more popular. It has a good prospect.Stainless steel coil is widely used in chemical industry, food, medicine, petroleum, atomic energy and other industries, as well as various parts of buildings, kitchenware, tableware, vehicles and household appliances. stainless steel coil is divided into austenitic stainless steel cold rolled coil and stainless steel hot rolled coil. stainless steel (coil) plate features: beautiful surface and diversified use possibilities; Good corrosion resistance; Longer and more durable than ordinary steel; Good corrosion resistance; High temperature oxidation resistance and high strength, so it can resist fire; Good plasticity and welding performance. It has excellent rust and corrosion resistance, good intergranular corrosion resistance and good processing performance.When water-soluble paper is used to block the ventilation, due to the ventilation from the weld center, the ventilation pipe shall be pulled out quickly at 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.Shunpeierke,. Raw material problem of stainless steel pipe. If the hardness is too low, it is not easy to polish (BQ is not good). If the hardness is too low, orange peel is easy to appear on the surface during deep drawing, which affects BQ performance. BQ with high hardness is relatively good.Stainless steel pipe,Shunpeierke304 compression stainless steel water pipe, which was consumed and used at the end of the s, is a rebirth group emerging in today's pipe range. It has been widely used in the construction of water supply and direct drinking water pipelines. Stainless steel pipe is durable and has been recognized by the engineering community, and relevant parties are starting from reducing wall thickness and money, so as to facilitate further implementation. In order to promote stainless steel pipe, since the s, China has started to reduce wall thickness and cost; High diameter to wall ratio and high precision & rdquo; The technical effect of stainless steel pipe makes the stainless steel pipe lose its application and expand quickly. There are various connection modes of stainless steel pipes. The rare types of pipe fittings include contraction type, compression type, union type, push type, push thread type, socket welding type, union flange connection, welding type and derivative series connection mode combining welding with traditional connection. These connection methods have different application ranges according to their principles, but most of them are convenient, firm and reliable. The sealing ring or gasket materials used for connection are mostly silicone rubber, nitrile rubber and EPDM that meet the requirements of national specifications, which eliminates the worries of users. In the construction of water supply pipe system, due to the glorious history of galvanized steel pipe,ShunpeierkeCorrugated stainless steel pipe, all kinds of new plastic pipes and composite pipes have been lost and developed rapidly, but they are far from fully meeting the needs of water supply pipe system and the national requirements for drinking water and related water quality. In direct drinking water stainless steel pipe system is undoubtedly one of the best. At present, hotels and public places at the international level have been equipped or are equipped with direct drinking water pipelines. In many cases, stainless steel pipe has more advantages, especially the stainless steel pipe with wall thickness of only . ~ mm has the characteristics of safety, reliability, sanitation, environmental protection, economy and applicability in high-quality drinking water system, hot water system and water supply system that puts safety and sanitation first. It has been proved by engineering theories at home and abroad that it is not only one of the new, energy-saving and environmental protection pipes with good comprehensive function of water supply, but also a very competitive water supply pipe, which will play an unparalleled role in improving water quality and improving people's living standard.Stainless steel pipe, which was produced and used in China at the end of the s, is a new family emerging in the field of pipe materials. It has been widely used in building water supply and direct drinking water pipelines.