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AISI 316 Stainless Steel Chemical Composition Properties, Grade, Tables and Pdf

AISI 316 is one of the most popular grades of austenitic stainless steel because of its high corrosion resistance, which puts it in the class of many widely used materials in various industries. And its chemical make-up is composed of chromium, nickel, and molybdenum, and some other alloying elements, which are responsible for their excellent resistance to commonly harsh conditions. The option of grade 316 includes a superior performance in terms of corrosion resistance from acids, alkalis and chloride solutions. This is important for marine, pharmaceutical and chemical industries. Depending on the production process its content usually ranges between approximately 17% and 19% chromo, 10%-14% nickel and 2%-3% of molybdenum as well as small amounts of other elements. Equipment processing, drug pharmaceuticals and medical devices made of AISI 316 due to its hygienic properties and biocompatibility are frequently used.

AISI 316 Austenitic Stainless Steel Chemical Composition And Grade Table

The chemical composition table and chart of steel grades for AISI 316 austenitic stainless steel give information about the material that is essential. It is iron, chromium, nickel, and molybdenum, which make AISI 316 belonging to stainless steels. It is especially well in this chemical aggressive medium that AISI 316 performs at its best. In a general way, a chromium content around 16-18%, is recommended, along with percentages of 10-14 nickel, 2-3 molybdenum, and not more than 0.03% of carbon, maximum 0.3% silicon, 0.1-0.2% manganese, 0.045% phosphorus This choice of materials delivers admirable level of strength, durability and resilience, which makes AISI 316 a prime choice for many applications in marine and chemical processing industries.

AISI 316 Austenitic Stainless Steel
Elements C Mn Si P S Cr Mo Ni Fe
Min (%) - - - - - 16.50 2 10 -
Max (%) 0.7 2.0 1.0 0.05 0.02 18.50 2.50 13.00 Balance

The Advantages and Disadvantages of AISI 316 Austenitic Stainless Steel

    Advantages:

  • Corrosion Resistance: AISI 316 stainless steel displays as much as possible corrosion resistance in different environments such as acidic and high-temperature ones.

  • High Strength: It has a good tensile strength and durability, making it a great choice to apply in structural spaces where strength is essential.

  • Formability: AISI 316 is a material that is easier to form and manufacture into different shapes enabling for diverse construction.

  • Weldability: Its low carbon content not only improves weldability, but also facilitates assembly and welding processes. Consequently, working with it would be less complicated.

  • Temperature Resistance: AISI 316 offers amazing performance at high temperatures because it is stable and reliable under extreme conditions.

    Disadvantages:

  • Magnetic Properties: AISI 316 stainless steel is commonly magnetically by the mild magnetic effect what can lead to the rejection by some applications where magnetism is not required.

  • Work Hardening: It works prone to over hardening under forming operations and thus resulting in the loss of ductility that could be regained by annealing or heat treatment.

  • Cost: For instance, other for grades than AISI 316 stainless steel can cost relatively a lot, so the affordability is affected in some applications.

  • Surface Finish: Getting any given smooth surface finish can be difficult especially when the work-hardening property of this material is relocated at machining stage.

  • Sensitivity to Chloride: AISI 316 is at risk of getting localized corrosion in chloride rich, surroundings, so it is essential to take a cautious approach when choosing this alloy for marine or coastal structures.

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Frequently Asked Questions

FAQs
What are the constituents of AISI 316 stainless steel?

The AISI 316 generally possess Chromium of 16-18%, Nickel of 10-14% and Molybdenum of 2-3 % making it more corrosion resistant and possess good mechanical characteristics.

What are the basic characteristics of AISI 316 material?

AISI 316 has the characteristics of high corrosion and fatigue resistance, good weldability, and excellent toughness. High-temperature and marine conditions do not seem to affect it hence making it suitable for use in such conditions.

What are some of the uses of AISI 316 stainless steel?

This material is widely applied in marine equipment, chemical processing, in medical devices, as well as in food processing because of its high wearing capacity and resistance towards corrosion.

What are the differences between AISI 316 and AISI 304?

AISI 316 is considered to have better corrosive resistance than AISI 304; especially in chloride and acidic environments due to the increased composition of nickel and molybdenum.

Raw Material Prices (Updated as on: 06 Oct 2024 01:52 PM) LIVE RATES

MetalsPrice/TonnePrice/KG
Nickel$17,750₹1,491.37
LME$17,831₹1,498.13
Copper$10,099₹848.47
LME$9,935₹834.69
Aluminum$2,636₹221.50
LME$2,665₹223.94
Zinc$3,160₹265.53
LME$3,170₹266.35
Lead$2,141₹179.90
LME$2,154₹180.99

Currency Rates (Updated as on: 06 Oct 2024 01:52 PM) LIVE RATES

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Stainless Steel
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