Higher resistance to pitting and crevice corrosion is required in chloride. A higher work hardening rate can be tolerated or is needed. Tables of technical properties international stainless steel. How to be sure that this grade or the other is suitable for your. Each type of stainless steel has a different combination of metals, creating type 304, type 201, and type 316. Grade 304 stainless steel is generally regarded as the most common austenitic stainless steel. Stainless steel grades explained 304 vs 316 danver. As 316 contains molybdenum, it has a higher resistance to chemical attack than type 304. Locate 316 stainless steel suppliers and connect with companies that will design, engineer, and manufacture different kinds of 316 stainless steel. If i had a dollar for every time i get asked that question whats the difference between 304 vs.
Stainless steels are ironbase alloys containing 10. The most basic difference between the grades of steel is the presence of molybdenum in stainless 316. So what are the differences between 304 vs 316 stainless steel. It has almost the same physical and mechanical properties as 304 stainless steel, and contains a similar material makeup. Whats the difference between 304 and 316 stainless steel. Different stainless steel qualities are used for door hardware, such as aisi 201, 304, 316 or 430. The addition of molybdenum provides pitting resistance in phosphoric acid, acetic acid and dilute chloride solutions and provides corrosion resistance in sulfurous acid. The study was carried out for aisi 304, aisi 316 and aisi. The following table presents the main elements forming the chemical compositions of 316 marine grade stainless steel compared to other cheaper grade steel such 304 or 202. Below we answer that question and discuss different applications where the grades are used. Used predominantly in kitchens, transport, hospitals, architecture, etc. The last thing you need is your outdoor electrical enclosure rusting out on you.
Tables of technical properties of stainless steels flat products. Pdf bare stainless steel type 304 and 316 alloys were exposed to atmospheric, underground and seawater splash conditions in order to evaluate their. Pdf corrosion study of ss304 and ss316 alloys in atmospheric. The difference between 304 and 316 stainless steel metal. Stainless steel banding is the best choice for securing your merchandise. The difference between stainless steel 316 vs stainless steel 304 the difference between 304 and 316 stainless steel javascript seems to be disabled in your browser. Download cover want a pdf of all the latest arthur harris. The main difference between 304 vs 316 stainless steel is the composition and corrosion resistance, ss304 doesnt contain molybdenum while ss316 contains 23% molybdenum. Click here to view our 304 vs 316 stainless steel infographic. Both are nonmagnetic, austenitic, and nonhardenable through heat treatment. Check out our 304 product guide with more chemistry information and mechanical data. To help you determine which grade is right for your project, this blog will examine the difference between 304 and 316 stainless steel.
Outwardly, 304 stainless steel and 316 stainless steel look very similar. Pdf corrosion resistance of the aisi 304, 316 and 321 stainless. However, while all stainless steel contains the same basic elements, not all stainless steel is creating equal. Two of the more commonly used grades of austenitic stainless steel are grades 304 and 316.