What is 304 stainless steel? What is stainless steel sus 304?

304 stainless steel is commonly used on the market today, not only because of its good quality, high durability or wide applicability, but also at a reasonable price that makes it easy for anyone to buy from the unit. manufacture to individual consumers products made of 304 stainless steel. Despite being so popular, not everyone defines what 304 stainless steel is. Even many people mistakenly think what is 304 and sus 304 stainless steel? So what is stainless steel sus 304 and what are its characteristics?

304 stainless steel material seems to be very close to people, but to understand it all, not everyone can do it. Is it possible that everyone knows: 304 stainless steel is used as stair railings, balcony fences, kitchen items, medical equipment, important parts of vehicles (cars, motorcycles, vehicles). bicycles, means of transport), … However, this is only a small application angle of 304 stainless steel, because people also use this material to make sewage pipes, oil pipelines, chemical tanks. , food production lines, etc. It is difficult to list all the applications of 304 stainless steel today, it is so vast and diverse that it can satisfy the needs of people to the fullest.

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To help you better understand Stainless Steel 304, the following article Buy Thinh Phat Scrap will share all useful information related to this material. For example: What is 304 stainless steel, what is sus 304 stainless steel, the basic characteristics of 304 stainless steel. The special feature of this material is its long-term value, not only for 100% new products but also for 100% new products. even stainless steel scrap can still be recycled for later use. Just that much is enough to see how valuable Inox 304 is.

What is 304 stainless steel? What is stainless steel sus 304?

What is 304 stainless steel?

Inox 304 is actually a type of stainless steel that is commonly produced and used in the world. Inox 304 exists in parallel with other stainless steels such as: Inox 201, Inox 202, Inox 316, Inox 403,… Stainless steel is defined as a mixture of many different metals such as: iron, carbon, chromium. , manganese, Nickel, Silicon, … in which chromium accounts for at least 12% and carbon accounts for at least 8% by actual weight of stainless steel. Other metals such as: Nickel, Silicon, Phosphorus, sulfur make up not more than 40% of the compound of stainless steel. Iron is still considered the main component of stainless steel.

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Based on the ratio of substances in stainless steel, it is divided into different types of stainless steel such as: 304 stainless steel, 316 stainless steel, 403 stainless steel, 201 stainless steel, 202 stainless steel, … In other words, the main composition of stainless steel. Stainless steel such as Iron, Carbon, Chromium, Manganese, Nickel, … will determine the properties of the mixture (stainless steel material later).

Among the types of stainless steel that exist on the market, 304 stainless steel is considered the most popular and good quality material today. In addition to the base metals such as iron, carbon, chromium, … 304 stainless steel also has Phosphorus, sulfur, Nickel, Silicon, Manganese, …

The composition of 304 stainless steel is described in detail in the following data table:

Carbon Silic Manganese Phosphorus Sulfur Nickel Chromium

Inox 304 is essentially a type of stainless steel, with a minimum Nickel content of 8%. Much higher than other common stainless steels

What is SUS 304? What is SUS 304 stainless steel?

SUS stands for the first 3 letters of “Steel Use Stainless”. Translated into Vietnamese, the above phrase means stainless steel. Thus, SUS 304 or SUS 304 is actually just one, which we often call by the name “Stainless Steel 304”. The symbol SUS is understood as the stainless steel mark according to the technical standards of the Japanese industrial organization (called JIS). The most popular types of stainless steel today, including: SUS 201, SUS 304, SUS 316, …

Common types of 304 stainless steel in Vietnam

In Vietnam market, 304 stainless steel is divided into 2 main types, 304L and 304H. Basically, these two types of stainless steel still possess the basic characteristics of 304 stainless steel material. But in the process of use, 304L and 304H stainless steel promote certain advantages, suitable for each specific case. body.

304L stainless steel has a lower carbon content than 304H stainless steel (the letter L – the symbol for the word Low means “low” in English). 304L stainless steel is mainly used as welding joints in the manufacturing industry, construction, interior and exterior decoration, … has the effect of reducing the reaction between Chromium and Carbon, forming a chromium carbide precipitate that is not easy to corrode. in the natural environment. Because of this feature, welds made from 304L stainless steel become much more durable and stable.

In contrast to 304L stainless steel, 304H stainless steel has a much higher carbon content, which helps products made from it have high durability, certain toughness, easy construction and shaping, especially not being corroded before the elements. Natural factors such as: water, air, humidity, sunlight, etc. The composition of 304H and 304L stainless steel is shown in the table below:

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Type Stainless Steel Carbon Silic Manganese Phosphorus Sulfur Nickel Chromium 304H > 0.08%

304 stainless steel is the most ideal material for the production of kitchen equipment

Characteristics of 304 stainless steel

Have you ever wondered: Why is 304 stainless steel so commonly used? The main reason is still due to the advantages that it brings to people such as: definitely durable for a long time, not warping, deforming even in the harshest conditions, against the wear and tear of wood. Natural elements, the surface is always shiny and clean, easy to clean, reasonable price suitable for the spending of many people. Moreover, due to certain toughness, 304 stainless steel is especially easy to construct and shape at will. Items derived from 304 stainless steel always exude a bright and beautiful appearance, making users extremely satisfied with it.

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The physical and chemical parameters of Inox sus 304 are shown as follows:

Density: 0.803 g/cm3 Resistivity: 72 microhm-cm (converted to 20C degrees Celsius) Specific heat: 0.50 kJ/kg-K (0 – 100 degrees C)Heat conductivity: 16.2 W/ mk (approximately 100 degrees Celsius)Module of elasticity (MPa): 193 x 103 Melting range: 2550 – 2650 degrees F (corresponds to 1399 – 1454 degrees C)Optimal resistance to corrosion and oxidation: with The structure is made of different metals such as: iron, carbon, chromium, nickel, manganese, … 304 stainless steel has extremely good resistance to rust and abrasion. Whether exposed to strong chemicals or in the harshest environment, 304 stainless steel always retains its impossibly shiny and smooth surface. Heat resistance: 304 stainless steel’s heat resistance can be up. to more than 400 degrees Celsius without deformation. Flexibility: 304 stainless steel can be easily bent, shaped and laminated depending on the needs of use. Very few materials can be made like stainless steel.Welding ability: suitable for most welding techniques, so the process of manufacturing and processing products from 304 stainless steel is not too difficult and complicated. Resistance properties Corrosion: resistant to drinking water up to about 200mg/l at normal temperature and reduced to about 150mg/l when in an environment with a temperature of 60 degrees Celsius.

304 stainless steel has a shiny and eye-catching appearance, so it is popular with many people

304 stainless steel has excellent durability and corrosion resistance. In particular, 304 stainless steel is safe for the health of the user, does not contain harmful chemicals, does not react negatively with foods, so users are completely assured when using 304 stainless steel cooking equipment. If you are looking for a material with good quality, at an affordable price, 304 stainless steel is the best choice today. You should buy 304 stainless steel at large, reputable establishments (agents) in the market to avoid buying fake or poor quality goods.

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Real value of stainless steel sus 304

Due to its superior quality, 304 stainless steel is also used to recycle into different products. Although it is no longer 100% new, Inox sus 304 basically retains its basic properties to 90-95%. Recycling 304 stainless steel not only saves raw materials and production costs, but also contributes to protecting the green and beautiful environment, limiting the overload of natural ore mining.

If you own Inox 304 in the form of scraps such as: damaged, old machinery and equipment, no longer valid for use, excess raw materials in the production process, etc., then liquidate it to the Company. Thinh Phat, you will surely earn high profits. Thinh Phat is a reputable scrap collector nationwide, has business offices in 64 provinces and cities in Vietnam, owns hundreds of scrap trucks, modern equipment and machinery, and more than 1000 specialized workers. Karma. Up to now, Thinh Phat has purchased scrap at most industrial zones in the North, Central and South regions.

The price of Thinh Phat’s stainless steel scrap collection is always the highest in the market, in order to bring worthy profits to customers. Thinh Phat buys all types of stainless steel available on the market, including: 304 stainless steel, 316 stainless steel, 403 stainless steel, 201 stainless steel, 202 stainless steel, etc. Thinh Phat’s scrap price is higher than other units 20-30 %, and there is a broker’s commission discount based on the actual volume of scrap. This discount amount can be up to 60 million VND.

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The above article has shared with you some questions about 304 stainless steel such as: What is 304 stainless steel? What is stainless steel sus 304, and its outstanding properties. If you have a need to liquidate 304 stainless steel scrap, please contact Thinh Phat Company immediately. We are committed to purchasing 304 stainless steel scrap at the highest price today, paying attractive commissions for scrap brokers. Coming to Thinh Phat, you will get the highest profit from the scrap that seems to be no longer worth using.