steel 304 or 316
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arthurharris, steel 304 or 316The simple answer is 304 contains 18% chromium and 8% nickel while 316 contains 16% chromium, 10% nickel and 2% molybdenum. The molybdenum is added to help resist corrosion to chlorides (like sea water and de-icing salts).
304 and 316 are the two most common grades of stainless steel Judging by the name, you might assume that stainless steel never stainsbut youd be wrong. Stainless steel stains less easily than other iron-based metals, but its not literally stainless.
Similar to 304, Grade 316 stainless steel has high amounts of chromium and nickel. 316 also contains silicon, manganese, and carbon, with the majority of the composition being iron. 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.
Molybdenum is a chemical element used for the strengthening and hardening of steel. Its main function in stainless 316 is to help fight off corrosion from chlorides. Stainless 316 contains more nickel than stainless 304, while 304 contains more chromium than 316. Stainless 304 usually consists of 18% chromium and 8% nickel. Stainless 316 is made up of 16% chromium, 10% nickel and 2% molybdenum.
Whats the difference between 304 and 316 stainless steel? The simple answer is 304 contains 18% chromium and 8% nickel while 316 contains 16% chromium, 10% nickel and 2% molybdenum. The molybdenum is added to help resist corrosion to chlorides (like sea water and de-icing salts).
The main differencebetween 304 vs 316 stainless steel is the composition and corrosion resistance, SS304 doesnt contain molybdenum while SS316 contains 2-3% molybdenum. The addition of molybdenum provides pitting resistance in phosphoric acid, acetic acid and dilute chloride solutions and provides corrosion resistance in sulfurous acid.
Marine Grade Stainless Steel 316 is similar to Stainless Steel 304 in the composition of chromium and nickel, however it contains about 2 to 3 % of molybdenum in addition which greatly increases corrosion resistance of the steel. The addition of molybdenum in stainless steel 316 provides better corrosion resistance compared to SS304 in highly corrosive environments subjetcted to sea spray and brine solutions, while retaining its properties in durability and give similar clean finish.
austenitic stainless steels. 316, with its addition of molybdenum, is considerably more resistant to corrosive environments than 304. 316 is more suitable for sea water environments and marine applications. Because of its greater resistance to oxidations, its also widely used in refining equipment, fasteners, pulp and paper
As such, 304 stainless steel is very often used in the dairy and brewing industries. 316 stainless steel This product offers high tensile strength and has a corrosion resistance that can withstand harsh environments.
Type 304 alloys are all modications of the 18% chromium, 8% nickel austenitic alloy. Type 316 is an austenitic chromium-nickel stainless and heat-resisting steel with superior corrosion resistance as compared to other chromium-nickel steels when exposed to many types of chemical corrodents such as sea water, brine solutions, and the like.
The Benefits of 316 Stainless Steel Most stainless steel ordered around the world is Grade 304. It offers the standard corrosion resistance, formability, strength, and easy maintenance for which stainless is known. While 316 comes in second in terms of quantities sold, it offers vastly superior corrosion resistance to chlorides and acids.
As American Iron and Steel Institute (AISI) basic grades, the only practical difference between 304 / 316 and 304 L / 316 L is carbon content; the [L] means the lower carbon content. The carbon ranges are 0.08% maximum for 304 and 316 and 0.030% maximum for the 304 L and 316 L types. All other element ranges are essentially the same (nickel range for 304 is 8.00-10.50% and for 304 L 8.00-12.00%).
316 Stainless Steel Contains a minimum of 16% chromium, 10% nickel and 2% molybdenum. The main difference between 304 and 316 stainless steel is the fact that 316 stainless contains a significantly increased amount of molybdenum. This increase in molybdenum results in increased corrosion resistance.
Stainless Steel 304 contains 18% chromium and 8% nickel while Stainless Steel 316 contains 16% chromium, 10% nickel and 2% molybdenum. The molybdenum is added to help contradict disintegration to chlorides (like sea water and de-icing salts).
Which is better: 304 or 316 stainless steel? -, steel 304 or 316 Sep 23, 2018
304 stainless is a more affordable and machinable product than 316 stainless. 304 is often seen in household and industrial applications like sinks, refrigerators, fasteners, pipes, heat exchangers, and structures in environments where carbon steels would rust.
It is also known as marine grade stainless steel due to its increased resistance to chloride corrosion compared to type 304. Type 316 is often used in highly acidic environments, needing the extra protection from chemical corrodents.
Stainless steel 304 and 316 are the most widely used types of stainless steel. It can be difficult to visually tell the difference between the two. 844-849-1112
Although grade 304 is arguably the most versatile stainless steel in the world today and is the most widely used austenitic stainless steel, it does not pack the same punch as grade 316 when it comes to providing heat resistance and incredible corrosion resistance.
The stainless steel mechanical properties table shows that while the yield strength of AISI 304 and AISI 316 may be comparable to structural steels, they outperform the regular steels in tensile strength. Still, neither of those options is best suited when something reliable against abrasives and hard wear is sought.
A general purposed steel, 302 stainless steel is designed to offer a greater resistance to corrosion than 301 stainless steel. Constructed with a lower percentage of carbon, 304 stainless steel is designed to limit carbide precipitation. This type of stainless steel is often used in high-temperature applications.
316 stainless steel contains molybdenum, which increases steels corrosion resistance. 308 stainless steel is the second-most widely used type of stainless steel and is often used to weld on 304 stainless steel, the most commonly produced type of steel.
Stainless steel 304. This is one of the most commonly utilized stainless steels. It is structurally sound, great for construction jobs and holds up well in most conditions. Any time you see stainless steel railings, metallic piping or non-corrosive liquid storage tanks, it is 304 steel.
316 Stainless Steel. 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. As 316 contains molybdenum, it has a higher resistance to chemical attack than type 304.
This is why Marlin Steel typically stocks grade 304 and grade 316 stainless steel. Each of these alloys are high-performing in terms of tensile strength, durability, and corrosion resistance. Grade 304 SS stands up to a variety of environments, while grade 316 SS has improved resistance to chlorides and other corrosives.
304 Cons: Not fully resistant to corrosion & pitting in acidic chemical or marine environments. 316 Stainless Steel. Grade 316 stainless steel is the standard molybdenum-bearing grade, second in importance to 304 amongst the austenitic stainless steels.
Type 304 stainless steel is used in enclosures, storage tanks, pressure vessels and tubing or piping. Type 316 stainless steel is an austenitic chromium-nickel stainless and heat-resisting steel with superior corrosion resistance as measured up to other chromium-nickel steels when exposed to many types of chemical corrodents.
Type 304 is the most widely used austenitic (non-magnetic) stainless steel. It is also known as "18/8" stainless steel because of its composition, which includes 18 percent chromium and 8 percent nickel. Type 304 stainless steel has good forming and welding properties as well as strong corrosion resistance and strength.
However, 304 is a bit more pliable, making it ideal for applications where flexibility is desired. Formability: In terms of formability, Type 304 is considered the superior option. A combination of lower strength and lower work hardening rate make 304 easier to draw and form. While 316 can typically be drawn and formed in a similar fashion to , steel 304 or 316
stainless steel 304 or 316 which is better stainless steel 304 or 316 best stainless steel 304 or 316