Austenitic 2. The two most common types are 304 and 316L. Stainless steel grades 200's, 304 and 316 are considered austenitic stainless steels whereas 430 grade is considered a ferritic stainless steel. Read More The main difference between 304 and 316 stainless steel is the fact that 316 stainless contains a significantly increased amount of molybdenum. The two most common stainless steel grades are 304 and 316. Austenitic stainless steel represents roughly 50% of the stainless steel used today. The key difference is the addition of molybdenum, an alloy which drastically enhances corrosion resistance, especially for more saline or chloride-exposed environments. For good reason, too. 304 is an austenite steel and is only slightly responsive to magnetic fields. The addition of this transition metal increases 316's corrosion resistance and also imparts high heat resistance of up to 1600F. Type 316 is also austenitic, non-magnetic, and thermally nonhardenable stainless steel like Type 304. Grade 430 stainless steel is magnetic. The main difference between 304 and 316 stainless steel is the fact that 316 stainless contains a significantly increased amount of molybdenum. 304 Grade Stainless Steel Stainless steel 304 is the most widely ordered stainless steel grade in the world. Applications for 304 stainless steel include places and products where beauty and/or cleanliness are important, such as: Kitchen appliances; Heat exchangers; Architectural projects; Food processing plants 3. Seafood production and other food processing in saline environments Stainless steel floats The main difference between 304 vs. 316 stainless steel involves the 316 grade's much higher levels of molybdenum, which are typically 2-3 percent by weight and provide better corrosion resistance. 310 vs. 304 Stainless Steel. The key alloy that distinguishes 304 from 316 is the addition of 2% molybdenum in the 316. We build food grade washdown st. st. machinery at the company that I work at, and it holds up for years and years. The key difference between stainless steel grades 304 and 316 is the addition of molybdenum, an alloy that drastically enhances corrosion resistance, especially for more saline or chloride-exposed environments. 304 vs 316 Stainless Steel: Application Stainless steel grades 304 and 316 both have excellent resistance to oxidation and corrosion. Generally, 316 stainless steel is higher in price versus 304 stainless steel. With good formability, 304 can be readily welded by all common methods. This increase in molybdenum results in increased corrosion resistance. Now it's time for the big matchup: 304 vs. 316 stainless steel. . Commonly found in marine applications, 316 stainless steel contains 2 to 3% molybdenum, while 304 has none. 304 stainless steel contains 18% chromium and 8% nickel. Another difference is that 304-grade stainless steel has a higher melting point than 316-grade stainless steel. 2) Properties: the higher molybdenum content results in grade 316 getting increased corrosion resistance. - 316 vs 304 stainless steel. 316 grade is the second-most common form of stainless steel. Chromium is the element that gives stainless steel its renowned corrosion resistance. As such, Grade 310 metal is harder than 304. 316L is really only necessary in the most demanding circumstances, and it is quite a bit more expensive. 304 versus 316 stainless steel: differences in composition 304 SS is considered a "general purpose" stainless steel and is characterized by the inclusion of 18% chromium (Cr) and 8% nickel (Ni) in its' alloy composition. 316 stainless steel contains molybdenum. 316 stainless steel contains molybdenum, but 304 does not. 304 stainless steel is composed of 18% chromium, 8% nickel. 2. 1) Composition: 304 contains 17.5%-19.5% chromium and 8%-10.5% nickel while 316 contains 16.5%-18.5% chromium, 10%-13% nickel and 2%-2.5% molybdenum. Also known as "18-8" stainless steel, because it contains 18% chromium and 8% nickel, 304 is the most common stainless steel used around the world. Grade 430 stainless steel can easily be bent, stretched, or drawn but is difficult to weld. For example, 18/8 stainless steel is comprised of 18% chromium and 8% nickel. The higher molybdenum content results in grade 316 possessing increased corrosion resistance. The most popular 304 grade stainless contains 18% chromium and 8% nickel though other alloys exist within the same grade. The carbon content is held to 0.08% maximum, while the nickel content is increased slightly. This is due to the higher levels of nickel content contained within 316, as well as the presence of molybdenum. 316 stainless steel is an austenitic chromium-nickel stainless and heat-resisting steel with remarkable resistance to corrosion in comparison to other steels when exposed to the outdoor elements like sea water. In contrast, 316 Stainless steel is characterized by the inclusion of 16% chromium (Cr), 10% nickel (Ni), and 2% molybdenum (Mo). 316 Stainless Steel The second most common type of stainless steel is 316 grade. This will lead it to break down faster, costing you more in the long run when you need to replace it. Although the melting range of 304 is higher than 316, they both have good resistance to oxidization in intermittent service up to 870C (1500) and in continuous service at 925C (1697). Learn about the differences between 304 vs 316 stainless steel, pros, and cons of each one, and the applications for 304 stainless steel vs 316. . Stainless steels of the 316 grade include less chromium often around 16% but increase nickel levels and add molybdenum to the mix. STAINLESS STEEL 201 VS 304 FOOD GRADE Type 316 stainless steel is ideal for situations with more saline and chloride exposure. The key difference between 304 vs 316 stainless steel that makes them different is the addition of molybdenum, an alloy that drastically enhances corrosion resistance, especially for more saline or chloride-exposed environments. The melting range of 316 is 2,500 F - 2,550 F (1,371 C - 1,399 C), roughly 50 to 100 degrees Fahrenheit lower than the melting point of grade 304 stainless steel. In comparison, the content of nickel . A major difference in 304 and 316 stainless steel chemical composition is that 316 stainless steel has a higher amount of molybdenum, while 304 stainless steel only has traces of the same. A4 grade then is also austenitic, non-magnetic and suitable for all the situations as A2 BUT has the added advantage of being suitable for marine solutions . IS 304 STAINLESS BETTER THAN 316 No, the 304 stainless steel grade is not superior to the 316 since it cannot withstand harsh corrosive environments as well as the 316, making the 316 the highest food grade type of stainless steel. Precipitation Hardening . As 316 contains molybdenum, it has a higher resistance to chemical attack than type 304. However, at lower temperatures, steels like 17-4PH stainless will have a higher strength than Inconel.When deciding between the two different alloys, the main deciding factor is cost.. T409 has a chromium content of 10.50% to 11.75% . Like many steel alloys, it has a continuous use temperature several times higher than most food making processes will ever require (more than 800C, or 1472F). While type 304 stainless steel seems like a more economical choice, it doesn't have the same resistance to saline and chloride. 201 stainless steel is a substitute for 304 steel. 2. 304 SS: Handles high heat well, but continuous use at 425-860 C (797-1580 F) may cause corrosion. 304 stainless, also known as A2 stainless, is the most common grade of the Austenitic Family. On the other hand, 316 stainless steel consists of 16% chromium, 10% nickel, and 2% molybdenum. It has almost the same physical and mechanical properties as 304 stainless steel, and contains a similar material make-up. 304 is made up of 18% chromium, 316 contains 17% chromium 304 contains no trace of molybdenum, 316 contains 2.1% molybdenum The biggest difference between the grades is molybdenum is added to Type 316 to increase corrosion and pitting resistance. It contains a high amount of nickel (8-10.5%) and chromium (18-20%). 1.1 Stainless steel plates that commonly used was divided into two types: 201 and 304. 316 Stainless Steel. Every grade of stainless steel falls under one of five families: 1. Similar to 304, 316 stainless steel is a chromium-nickel stainless. A major difference between 304 and 316 stainless steel is the chemical composition, with 316 containing a significant amount of molybdenum; typically 2 to 3 percent by weight vs only trace amounts found in 304. What distinguishes Type 316 from Type 304 is the addition of molybdenum up to a maximum of 3%. Food grade stainless steel. 201 stainless steel contains 15% chromium and 5% nickel. In fact, two of the most widely used stainless steel grades fall within this family: 304 stainless steel and 316 . 0.1-3mm dia sphere for example) can be attracted to powerful magnetic separators positioned in the product stream. The other major alloying elements . It offers good weldability. 316 Stainless Steel Contains a minimum of 16% chromium, 10% nickel and 2% molybdenum. Grade 304 stainless steel is not magnetic. 304 stainless steel does not. As a result of these properties small particles (approx. It is made up of almost the same materials as 304 stainless steel and has almost the same physical and mechanical properties. A4 Stainless Steel. While there are no visible differences between 304 and 316 stainless steel, there are distinctive chemical differences - the most crucial difference being their chemical compositions. The chromium binds oxygen to the surface of the product to protect the iron from oxidation (rust). The melting point of 304 stainless steel is higher than its 316 stainless steel counterpart, ranging between 2,550 - 2,650 F or 1399 - 1454 C. The key difference is that 316 stainless steel incorporates about 2 to 3 percent molybdenum. Grade 304 stainless steel is easy to weld, press, and stretch. Still, it doesn't resist chlorides and chemicals as well as marine grade 316 stainless steel does. Duplex 5. Grade 310 stainless steel contains more chromium (24-26%) than Grade 304 (10-20%). Generally 304 stainless steel is not food grade, and the special processed food grade. Both are non-magnetic, austenitic, and non-hardenable through heat treatment. This difference makes 316 stainless steel more resistant to corrosion compared to 304 stainless steel. There are many different types of food-grade stainless steel, each containing different compositions and properties. Food Grade Stainless Steel 316 Grade 316 stainless is an austenitic stainless steel alloy with a high chromium and nickel content. 304 vs 316 stainless steel: Corrosion resistance Martensitic 4. Food Grade Stainless Steel 304 vs 316 The most obvious difference between types 304 and 316 is the increase in the percentage of chromium (18% and 16%, respectively). The 316 option is easy to clean, weld and is . . Grade 304 Stainless Steel This is another widely-used austenitic stainless steel alloy, and it is famous thanks to its durability, tensile strength, and resistance to oxidation and corrosion. This is a prime example of how the price of stainless steel grades can fluctuate based on the ebb and flow of the raw material cost. The chemical distinction between these two grades [] Magnetism. 304 vs. 316 Stainless Steel While the main alloys in 300 grade stainless steel are chromium and nickel, other additional alloys can include manganese, titanium, aluminum, copper, nitrogen, phosphorus, selenium, and molybdenum. What is the Difference Between 304 and 316 Stainless Steel? Nickel also enhances the corrosion resistance of stainless steel. There are other grades of stainless steel that are also suitable for food processing and handling such as the 200 series, 304 and 430 types. 316 SS: Performs best in temperatures above 843 . In other ways, the 316 stainless steel is better than the 304. Food service and kitchen hardware; Commercial and industrial fasteners; . A4 Stainless is often referred to as 316 or 18/10 stainless. Though the stainless steel 304 alloy has a higher melting point, grade 316 has a better resistance to chemicals and chlorides (like salt) than grade 304 stainless steel. Workability. Each of these stainless steel grades will resists corrosion, are quite durable, and are easily formed and fabricated. 316 is welded with H0Cr19Ni12Mo2, solution treatment at 1050-1100 degrees Celsius after welding; Welding Characteristics (304 and 316) 1. 316 Stainless steel applications As stated above, the major difference in both stainless steel grades is in their composition. Ferritic 3. 316 stainless steel is expensive and is used in high-end equipment such as aerospace and food machinery. If you're looking for ductile material, you should for the 304 option. 304 grade stainless steel is also comprised of no more than 0.8% carbon and at least 50% iron. 304 is fine. In most common alloys, you'll find 10% nickel and 2 to 3% molybdenum. Depending upon their weight and specifically their weight ratio to magnetic attraction, these small . Both 304 and 316 stainless steel possesses paramagnetic characteristics. What are Austenitic stainless steels? Stainless Steel 316. It might have a circle with the number 6 in it or . In fact, the components are different. And 304 stainless steel contains 18% chromium and 9% nickel in standard. It is an austenitic SS variant with 8 to 10.5% nickel, 18-20% of chromium, and other elements such as carbon, manganese, and silicon. The main difference is that 316 stainless steel has between 2% and 3% molybdenum in it. Brazing heating temperature is low, the joint is smooth and flat, the structure and mechanical properties change little, the deformation is small, and the workpiece size is accurate. 304 Stainless Steel. As in A2 above, the numbers 18/10 refer to the chromium and nickel content- 18% chromium and 10% nickel. Outwardly, 304 stainless steel and 316 stainless steel look very similar. is being done in a 304 vs. a 316 stainless steel sink. In contrast, 316 stainless steel contains 16% chromium, 10% nickel, and 2% molybdenum. Unlike 304, however, grade 316 has a higher molybdenum content, which increases its resistance to aggressive environments and chemicals. This grade of stainless steel alloy is the most expensive. Comparing 304 vs. 316 Stainless Steel. It is well known that stainless steel products related to "edible" must use 304, 316 stainless steel. For one thing, Inconel is much more expensive than stainless steel alloys.Inconel also has much better corrosion resistance and strength at high temperatures. Molybdenum & Stainless Steel Of course, people aren't really doing as much color . While 316 stainless steel is also a versatile and high quality grade of steel, 304 stainless steel will meet most needs unless your application requires extreme . Additionally, type 310 contains 19-22% nickel while type 304 only contains 8-10.5% nickel. The difference in their structure is primarily the addition of molybdenum to . SS 316 provides better corrosion and pitting resistance to chlorides and has higher levels of strength at elevated temperatures, due in part to the added molybdenum. Often, the manufacturer will mark the stainless-steel part to indicate its grade. Both 304 and 316 have reached food grade, but 304 stainless steel is usually used in our home appliances and household containers, and 316 stainless steel is generally used for. Resistance to Corrosion