For more information, please check 304 vs 316 stainless steel. Tables of technical properties international stainless steel. Ss 304 material properties stainless steel sheets suppliers. Naturally, the latter materials will not last as long as the former, but that is part of the design plan for those plants. Soft and ductile type 304 annealed stainless steel 304 ss or 188 chromenickel stainless steel strip differs from type 302 only in its low carbon content and in its slight increase in the chrome and nickel percentages. Most widely used austenitic stainless steel, a versatile corrosion. Product in coil form, hot rolled, annealed and pickled. Alloy 304304h uns s30400 s30409 is a modification of the most widely utilized 188 chromiumnickel austenitic stainless steel. Their wellbalanced material properties make them suitable for the fabrication of many products. Some products such as plate and pipe may be available as dual certified material that meets the criteria for both 304 and 304l. Ss304 grade aisi 304 stainless steel properties, composition. The austenitic crni standard grades are the most widely used group of stainless steels. Mechanical properties of 304 grade stainless steel. Properties of stainless steel aisi type 304l jis sus 304 l sweden.
The corrosion resistance of alloy 174ph is comparable to 304 stainless steel in most environments, and is generally superior to the 400 series stainless steels. This article discusses the properties and applications of stainless steel grade 304 uns s30400. Ss 304 is a stainless steel with applications ranging from the manufacturing of chemical equipment, kitchen and cooking utensils and equipment, to surgical tools and textile dyeing equipment. Stainless steel 304 stainless steel washer aisi 304, 304l, 316316l, 904l. Care was taken to include as much information as possible about stainless steel flat products used throughout europe, for the informatio n of the user. It is used in heavy gauge components for improved weldability. Aisi 204 stainless steel is an austenitic stainless steel formulated for primary forming into wrought products. Its durability, anticorrosion and antirust properties have all contributed towards its use in applications all over the world ranging from storage tanks through to food processing equipment. It has the lowest base cost among wrought austenitic stainless steels. The carbon content is controlled in the range of 0.
The steel contains both chromium between 18% and 20% and nickel between 8% and 10. Alloy 304304h austenitic stainless steel plate sandmeyer steel. May 18, 2005 type 304l is the low carbon version of stainless steel 304. Product in sheet form, hot rolled, annealed and pickled. The following data sheets can be used as a reference to have better understanding about different stainless steel grades. The wording implies that the test pasted, although this often isnt the case. It has the second lowest strength and second highest ductility compared to the other variants of aisi 304 stainless steel. This compilation of stainless steel grade datasheets has been produced by atlas steels technical department as a companion to. Types 302 s30200, 304s30400, 304l s30403, and 305 s30500 stainless. Type 304l is the low carbon version of stainless steel 304. Minimum mechanical properties for annealed types 302, 304, 304l, and 305 austenitic stainless steel plate, sheet and strip as required by astm specifications a 240 and asme specification sa240 are shown below. These components also give cause for 304 to be referred to as 188.
Stainless 302, 304, 304l, 305 united performance metals. Chemical and physical properties are in accordance with en 100881. The asquenched structure of fresh martensite must be. Reference is often made to stainless steel in the singular sense as if it were one material. Type 304, type 304l uns s30400, uns s30403 outokumpu. To fill this need, the committee of stainless steel. High ductility, excellent drawing, forming, and spinning properties.
Sus304 stainless steel was yielded by reducing the temperature to about 50k. The wording clearly states that a test has been performed, although this often isnt the case. The following data sheets can be used as a reference to have better understanding about different stainless steel grades and complete product information that you need. A ferritic alternative to grade 304 304l weld stabilised. Product in coil form, hot rolled with black finish. It is common for 304 and 304l to be stocked in dual certified form, particularly in plate and pipe. It has a high degree of ductility, excellent drawing, forming and spinning properties. It is available in a wider range of products, forms and finishes than any other. It has a higher corrosion resistance than regular steel and is widely. Ss 304 is considered the basic stainless steel alloy, composed of 18% chromium and 8% nickel. Heat treatment in the 900f 482c range produces the highest strength. In addition, it has the lowest embodied energy and can have a moderately high tensile. This inherent property, combined with the low level of interstitial elements elements which lack the dislocation chain, gives this material high ductility, low yield. Core 304l4307 is an austenitic stainless steel that belongs to the standard crni stainless steel family.
Otherwise referred to as grade 304 or type 304, it is the most commonly utilized grade of stainless. Chemical and physical properties are in accordance with en 10088. This combination of properties is the reason for the extensive use of these alloys which represent nearly one half of the total u. The graph bars on the material properties cards below compare 116hard aisi 304 to. Essentially nonmagnetic, becomes slightly magnetic when cold worked. Carbon steels carbon steel is steel that has properties made up mostly of the element carbon, and which relies upon carbon content for its structure. Types 304, 304l and 304h are the most versatile and widely used of all the stainless steels. Stainless steel, special steel, compressor blading, turbine blading, superalloy supplier. Their chemical composition, mechanical properties, weldability and corrosionoxidation resistance provide the best allround performance stainless. Types 302 s30200, 304s30400, 304l s30403, and 305 s30500 stainless steels are variations of the 18 percent chromium 8 percent nickel austenitic alloy, the most familiar and most frequently used alloy in the stainless steel family. A material test certificate is a useless piece of paper that contains the words this thing you bought from us has been tested in accordance to some test standard. This property has resulted in 304 being the dominant grade used in applications like sinks and saucepans. Type 304 stainless steel is a variation of the base 188 grade, with a higher chromium and lower carbon. The most perfect carbon structure in the world is a diamond, which is 100%.
This article discusses the properties and applications of stainless steel grade 304 uns. In this paper stainless steel aisi 304 material is taken for the study to determine the parameters and to optimize with design of experiments doe based response surface method rsm to find the optimal parameter set as per the requirements of the user of the high speed cnc machine. The datasheet and specification are summarized in the following tables including. Sae 304 stainless steel is the most common stainless steel. Ss304 material properties stainless steel sheets suppliers. Class 150 pressure ratings manufacturing facility is iso 9001. It is less electrically and thermally conductive than carbon steel and is essentially nonmagnetic. These hysteresis loops in the stressstrain curves obtained under the cold thermal cycles suggest that sus304 stainless steel has the potential to cause cold thermal fatigue failure. Type 304, or one of its modifications, is the material specified more than 50% of the.
Low carbon content means less carbide precipitation in the heataffected zone during welding and a lower susceptibility to. Mechanical properties of sus304 stainless steel under cold. The metal is characterized by its corrosion resistance, especially in cases of oxidation and salt water. F amilies of stainless steel 9 10 medium and high crbased jfemh1 15cr1.
Aisi 304l is the low carbon version of 304 stainless steel, aisi 316 is better than grade 304 in certain properties, corrosion resistance and heat resistance, etc. We are creating other entries for more specific heat treatments and forms. It is common for the material to be dual certified when both the lower carbon content of 304l and the higher mechanical properties of 304 are met. Grade 304 is the most versatile and widely used stainless steel. Corrosion resistance range of various metals each metal shows excellent corrosion resistance in the arrowmarked range 1 general properties titanium is normally an active metal, but exhibits extremely high. This matweb entry has typical values for specimens of unknown formheat treatment but appear to be annealed samples. Type 304 has good processability, weldability, corrosion resistance, heat resistance, low.
Three general classifications are used to identify stainless steels. Chemical composition of stainless steels flat products. This page has links to various data sheets of jindal stainless ltd. Otherwise referred to as grade 304 or type 304, it is the most commonly utilized grade of stainless steel, being extremely versatile in application, form, and finishes. Often used in marine applications 316 stainless steel plain zinc plated hot dip galvanized 304 stainless steel 316 stainless steel.
Austenitic stainless steel 304304l kloeckner metals uk. Because ss 304 contains 18% chromium cr and 8% nickel ni, its also known as 188 stainless steel. These items have chemical and mechanical properties complying with both 304 and 304l specifications. Download pdf catalogs stainless steel seamless tubing. Aisi 304 grade stainless steel uns s30400 aisi 304 stainless steel uns s30400 is the most commonly used material in stainless steels, and is usually purchased in an annealed or cold worked state. Mechanical property specification grade 301 other values for 301l and 301ln. Material in sheet form, hot rolled, annealed and pickled.
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