Depending on the application, the product may include trace elements other than the ingredients mentioned above. These tables are intended for estimating purposes only and lists typical chemical properties for a variety of 300 and 400 series stainless steel grades. Austenitic series 300 series this stainless steel is the most widely used of all its kinds. Wire is most commonly used for spring making where corrosion resistance is of a high priority. There are numerous types of stainless steel and each contains a different chemical composition. It also has variants with low carbon and high nitrogen. The 400 series group of stainless steels typically have an 11% chromium and 1% manganese increase, above the 300 series group. At elevated temperatures, pitting and crevassing of 430 grade surfaces can occur. Stainless steel is a ferrous alloy containing chromium, which provides a protective layer against staining and corrosion. When nickel is added to stainless steel in sufficient amounts, the crystal structure changes to austenite. Steels with crmnnin composition were called 200 series of stainless steel. Jul 08, 20 stainless steel grade 254 smo is a very high end austenitic stainless steel.
Alloy 304l a t300 series stainless steel austenitic, which has a minimum of 18% chromium and 8% nickel. Austenitic stainless steels are nonmagnetic, however, the 300 series can become magnetic after cold working. The basic composition of 300 series austenitic stainless. Lower nickel than 300 series with it being replaced by manganese thus lower cost than 300 series similar mechanical & physical properties to 300 series. The term 188 is used interchangeably to characterize fittings made of 302. The most common grade for spring making is type 302 spring wire. Stainless steeland particularly 300series formulasare a popular choice for a wide variety of piping applications. It is designed with a combination of impact toughness resistance to chloride stress corrosion cracking, and pitting and crevice corrosion with strength that is twice that of stainless steel 300 series. It can maintain good strength and heat resistance in high temperature and low temperature environments, and also has good corrosion resistance, weldability, cold workability and mechanical properties in the mild atmosphere. The martensitic ph steels are used in aerospace, chemical and petrochemical, and food processing applications. Chemical stability the product is stable at normal handling and storage conditions. It may be used in either the annealed, cold formed or aswelded condition in many applications where other stainless steel alloys such as type 304, type 410, type 409 and type 430are used.
Stainless steel alloys resist corrosion, maintain their strength at high temperatures and are easy to maintain. Stainless steel 300 weight formula online stainless. Eight percent is the minimum amount of nickel that can be added to a stainless steel containing 18 percent chromium in order to completely convert all the ferrite to austenite. Austenitic 300 series stainless steel filler metals. This alloy is suitable for welding because it has a carbon content lower than 301 to 303 series alloys to avoid carbide precipitation in welding applications. Wire is most commonly used for spring making where corrosion resistance is of.
Austenitic 300 series stainless steel, particularly types 304 and 316, is the material of choice for the food and beverage industry, though martensitic and ferritic 400 series steels are also used. Chemical compositions of aisi astmasme and uns austenitic stainless steel grades introduction aisi astm asme and uns. The principle difference between 300 series of stainless steel and this series was that the nickel used in 300 series of stainless steel was partly replaced by manganese and nitrogen. This table is intended for reference use and not for design purposes.
Nickelbased austenitic steels are classified as 300 series. It performs well in liquid environments and provides heat resistance at high temperatures. Maraging 300 is an age hardenable maraging iron nickel stainless steel. Austenitic steels include both the 200 and 300 series. The most common austenitic stainless steel is type 304. Maraging steel 300 c300 uns k93120 aircraft materials. The 400 series group of stainless steels contain 1127% chromium, up to about 1% carbon, and 2. Theyre also referred to as chromemanganese crmn stainless steel. All values shown indicate the maximum percentage unless otherwise noted. Stainless steel 300 series austenitic grades in stock at diversified ulbrich of.
These are chromiumnickel alloys and its strength comes through the process of cold working. This series of stainless steel alloys are known to resist corrosion while maintaining their strength at high temperatures. Depending on the composition of these stainless steel castings, the. Composition values will vary within the concentration ranges mentioned above depending on the steel typestandard. Cas no american chemical society, chemical abstracts service registry number 1 2 3 notes. They are also used in high temperature instruments such as in electric furnaces, pharmaceutical appliances, nuclear appliances, power plants, railway coaches, automobiles etc. Maraging 300 has exceptional strength, toughness and is resistant to crack propagation. Maraging 300 is used for tooling, transmission shafts, autosport components and light aircraft landing gear. In order to assis t the reader in this selection, euro inox makes the following tables of technical properties available. Stainless steel 300 weight formula online stainless steel 300 series density, weight calculator pipe tube weight calculator round ss 300 series,square ss 300 series, hex ss 300 series, ocagonal ss 300 series plate ss 300 series, sheet ss 300 series,tee, angle, beam. Type 439 stainless steel is a ferritic stainless steel designed to resist corrosion in a variety of oxidizing environments from fresh water to boiling acids.
Cold working will dramatically increase its hardness, and applications range from the stamping, spinning and wire forming industry to food and beverage, sanitary. Stainless steel series, grades, composition industry guru. Martensitic stainless steels offer a wide range of properties and are used as. Er309l hisil 309l modified to help overcome the typical sluggish nature of 300 series stainless steel welding puddles. Stainless steel casting precision investment casting. The presence of nickel improves corrosion resistance and. The most common of these is grade 304, which typically contains 18 percent chromium and 8 percent nickel. They develop their high strength and hardness through heat treatment, which precipitates the copper. The 200 series and 300 series stainless steel are the main material in curretn chinese stainless steel market, the difference is the compostion of chemical elements in nickel, which caused a huge difference in the performance and the price of them. It is a modification of type 304 in which the chromium and nickel contents are lowered to increase the cold workhardening range. Sus304 material is a japanese jis standard and the most commonly used stainless steel, containing 18% cr and 8% ni. Chemical process industry to contain hot concentrated acids, ammonia, and. These bolts and nuts are designed, manufactured and tested to comply with the standards set by astm a276 for chemical composition, tensile strength, yield strength, elongation and hardness.
Other grades commonly stocked are type 304 and type 316. Oct 19, 2001 301 stainless steel is an austenitic grade that can be supplied in various hardness and strengths. They feature the right mix of strength, weldability, corrosion resistance and economical cost. Sus304 stainless steel material properties, chemical. The 200 series is a class of austenitic and highly corrosionresistant stainless steels that are characterized by having low nickel content.
Most astm and asme standards list the steel grades by their uns unified numbering system numbers but also make reference, where appropriate to the more general aisi american iron and steel institute grade designations. Three general classifications are used to identify stainless steels. Low carbon chromium nickel stainless steel with general corrosion resistance similar to type 316 but with superior resistance to intergranular corrosion following welding or relieving. Mar 10, 2020 the 200 series is a class of austenitic and highly corrosionresistant stainless steels that are characterized by having low nickel content. In metallurgy, stainless steel, also known as inox steel or inox from french inoxydable, is a stainless steel is used where both the properties of steel and corrosion the 300 series of stainless steel grades is unaffected by any of the weak. Aisi type 304 stainless steel asm material data sheet matweb. For other terms and their definitions you will encounter when dealing with stainless steel click here. A major difference between 304 and 316 stainless steel is the chemical composition, with 316 containing a significant amount of molybdenum. En 1 jindal stainless indias largest stainless steel.
Maraging 300 is available in bar rounds, forging billet. The 316 family is a group of austenitic stainless steels with superior corrosion resistance to 304 stainless steel. Stainless steel chemical and physical properties stainless. Wsds032 series 300 stainless steel wire brushes safety data sheet 02012018 en english us 69 10. Stainless steels are iron alloys with a minimum of 10.
It is recommended for use in parts which are fabricated by welding and cannot be subsequently annealed. Theyre defined by their facecentered cubic structure. The selection of the appropriate stainless steel grade for each applic ation is the result of variou s considerations. In the current nickel price level, the price of 200 series stainless steel nickel content is very. The 300 and 400 series stainless steel are the most widely used and most advantageous of all stainless steel products. For the 300 series, the austenitic structure is achieved via the addition of nickel, whereas for the 200 series, this is achieved primarily via the addition of manganese and nitrogen. Chemical composition of stainless steels flat products. The grades of stainless steel castings signicast most often produces respond to heat treatment and can be supplied with a predominantly martensitic microstructure in a wide range of strength and hardness. Reference is often made to stainless steel in the singular sense as if it were one material. The 300 series stainless steel is nonmagnetic, not heat treatable and has good formability. This alloy presents a unique compromise, possessing deep drawability and sufficient stretch formability.
The 300series group of stainless steel alloys contain 1630% chromium. The 400series group of stainless steels contain 1127% chromium, up to about 1% carbon, and 2. Stainless steel grade 254 smo is a very high end austenitic stainless steel. Austentic stainless steel has a wide range of mechanical properties and can withstand. The basic composition of 300 series austenitic stainless steels is 18% chromium and 8% nickel. While the 304 grade is the most widely used alloy of all stainless steels, the 300 series grades are inventoried in stainless steel plate, sheet, bar, pipe, tube and fittings and much more. Aswelded 430 stainless steel is not suited for robust applications, embrittlement in the heat affected zone is a risk. Er316er316l molybdenumbearing alloy for increased pitting resistance. Alloy 303 was specially designed to exhibit improved machinability while maintaining good mechanical and corrosion resistant properties due to the presence of sulfur in the steel composition, alloy 303 is the most readily machinable austenitic stainless steel. High ductility, excellent drawing, forming, and spinning properties. This stainless steel series tends to be susceptible to rust and corrosion under some conditions although heattreating will harden them. The 300 series stainless steels have got all uses mentioned under 200 series besides, in refineries, petrochemicals, diary farm industries. Type 304 is the most widely used alloy of all stainless steels. The following is a discussion of the various types of stainless steel.
The 304, 316 and 316l stainless steel formulas are the most commonly specified. Used to join similar 309l alloys or 300 series stainless steels to carbon or lowalloy steels. The principle difference between 300 series of stainless steel and this series was that the nickel used in 300 series of stainless. The difference between 304 and 316 stainless steel metal. It contains chrome and nickel and features good formability, weldability and anticorrosion. Austenitic series300 series this stainless steel is the most widely used of all its kinds. The 300 grades of stainless steel that cdm typically deals in are 301, 304, 309, 310, 316, 317, and 321. Stainless steel 300 weight formula online stainless steel.
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