Moderate strength and hardness at the extremely low temperatures up to 450of. Austenitic uns s30900s30908s3s31008 data are typical, are proved for information purposes, and. Duplex stainless steels typically show higher mechanical properties and corrosion resistance than the most common ferritic and austenitic grades. Standard martensitic grade for lowduty hardened applications. Consequently, it is mainly used in applications such as furnace parts, heat treatment baskets, heat exchangers etc. For construction parts which should be resistant to scaling up to about 1150 c.
Alloy 254 smo is a very high end, molybdenum and nitrogen alloyed super austenitic stainless steel with low carbon content. Ferritic stainless steels are nonhardenable fecr alloys. The combustion gas enters the type 446 stainless steel end of the tube at 1600f 871c and exits the 5% chromium steel end of the tube at 800f 427c. Ss 310s is a low carbon grade of ss 310 and it has lower susceptibility to embrittlement and sensitization.
Stainless steel 310 ams 5521 ams 5651 aircraft materials. They are the austenitic, ferritic, and duplex austeniticferritic families. Enough sigma phase can completely embrittle stainless steels at room temperature, directly affecting thermal cycling properties. Stainless steel is not a single material but the name for a family of corrosion resistant steels. A wide range of properties can be developed with different heat treatments. It also has excellent corrosion resistance at high temperatures.
Crbased stainless steel types coldtandem mill products for specific functional needs superior gauge. Used in high temperature environments where scaling and corrosion resistance, as well as high temperature strength and good creep resistance are required. Stainless 310 is a chromiumnickel steel with excellent oxidation resistance to carburizing and reducing environments. The grain size and carbon content meets both 310s and 310h requirements. The main difference is in how it is formed into a final product.
Types 405, 409, 430, 422 and 446 are representative of this group. Stainless steel general information st st introduction. High resistance to general corrosion, pitting and stress corrosion cracking. Cast stainless steel is made by pouring liquid metal into a molding container with a specific shape. Austenitic stainless steel 310310s is an industrial heat resistant alloy providing outstanding oxidation resistance up to 2000of. In comparison to carbon steel, stainless steels are tougher and tend to work harden rapidly. When using high speed steel tooling, this equates to. Alloy 310 uns s3 is an austenitic stainless steel developed for use in high temperature corrosion resistant applications. It has excellent heat and oxidation resistance and superior strength. Often in many product forms, the grain size and carbon content can meet both the 310s and 310h requirements. Alloy 310 is used where good corrosion and heat resistance are required. Wrought stainless steel starts out at a steel mill, where continuous casters make stainless into ingots, blooms, billets, or slabs.
Tables of technical properties of stainless steels flat products the selection of the appropriate stainless steel grade for each applic ation is the result of variou s considerations. Austenitic stainless steel an overview sciencedirect. The stainless steels in each family have general similarities, but there is also a wide range of corrosion resistance and other characteristics. En 1 jindal stainless indias largest stainless steel. Alloy 310 is a austenitic chromiumnickel stainless steel. Alloy 310s is not suggested for the severe thermal shock of repeated liquid quenching. Ati 309 and ati 310 austenitic stainless steels are typically used for elevated temperature applications. It is characterised by its superior resistance to corrosion in comparison to other steels. In order to assis t the reader in this selection, euro inox makes the following tables of technical properties available. Alloy 310s has good machinability and is readily fabricated. Known for its ability to withstand high temperature applications, type 310s, which is a lower carbon version of type 310, also offers users an array of benefits including. Typical properties in the annealed condition the properties quoted in this publication are typical of mill production and unless indicated should not be regarded as guaranteed minimum values for specification purposes. Grade 310 is a medium carbon austenitic stainless steel, for high temperature applications such as furnace parts and heat treatment equipment.
For construction parts which should be resistant to scaling up to about 1050c and extensively inured to the. Stainless steel properties and applications of grades 310. Reference is often made to stainless steel in the singular sense as if it were one material. This titanium addition reduces or prevents carbide precipitation during welding and in 800 1500 f 427 816 c service. What is the difference between stainless steel 310 and.
A multipurpose austenitic heat resistant stainless steel. In 19 sheffield, england, harry brearley was investigating the development of new steel alloys for use in gun barrels. A complete guide to stainless steel metal casting resources. Penn stainless products inventories a wide range of stainless steel heat resistant grades, including 309, 309s, 309h, 310, 310s, 310h, and 330. Resistance to molten salts increases with increasing nickel in fecrni alloys. Alloy 310s is often used at cryogenic temperatures, with excellent toughness and low magnetic permeability. Ss 310 resists oxidation in continuous service at temperatures up to 1150c provided reducing sulfur gases are not present. Low thermal expansion coefficient results in reduced distortion in welding and in high temperature applications.
There are three primary classifications within the highperformance stainless steels. This grade is known for its behavior of corrosion resistance at high temperature. High temperature stainless grades are stocked in stainless steel plate, sheet, bar and tubular forms. Stainless steels austenitic stainless steels include the 200 and 300 series of which type 304 is the most common. Austenitic stainless steel 310 310s is an industrial heat resistant alloy providing outstanding oxidation resistance up to 2000of. Three general classifications are used to identify stainless steels. In this article the significance of these different properties will be covered with a view to enabling a fuller and better appreciation of the vast amount of published data which is available. Type 310310s is readily fabricated by standard commercial procedures. Applications requiring moderate corrosion resistance and high mechanical. The alloy resists oxidation up to 2010of 1100oc under mildly cyclic conditions. Type 310310s can be welded using all of the common welding processes. Properties, production, examples and applications stainless steel is a class of ironbased alloys with a minimum chromium content of 10.
Level 19, cpa centre, 307 queen st, brisbane, qld 4001, australia. Stainless steel properties and applications of grades. Stainless 310 has excellent resistance to drawing and tempering salts, neutral salts, cyaniding salts, and highspeed salts. Like many scientific discoveries the origins of stainless steel lies in a serendipitous accident. Stainless steel alloy 310s type 310s is a low carbon austenitic stainless steel. The resistance to oxidising and reductive sulphurous gases is low.
Criteria for selection once the design parameters have been established, the engineer may then evaluate the materials that appear to be. Austenitic stainless steel has a thermal conductivity of one third of carbon steel and is a superior absorber of laser. Austenitic stainless steel an overview sciencedirect topics. It is used at temperatures up to 1150c in continuous service, and 1035c in intermittent service. Atlas steels stainless steel grade selection page 6 au grade properties for selection an overview of specific grades atlascr12 atlascr12ti good for economical stainless steel grade due to low alloy content. The key properties of this material are its high chromium and medium nickel content making its resistance to oxidation, sulfidation and other forms of hot corrosion its main characteristics. The primary alloying additions are chromium and nickel. It is magnetic in both the annealed and hardened conditions. Welding 310 stainless steel is readily weldable with most welding procedures although oxyacetylene welding is not recommended due to possible carbon pick up in the weld area.