Physical properties of 00Cr20Ni18Mo6CuN (254SMO) steel

Physical properties of 254SMO stainless steel

The 254SMO stainless steel is an austenitic stainless steel produced by Teknik, a global provider of specialty metals and products. It is an alloy of iron, chromium, nickel, molybdenum, copper and nitrogen. In terms of composition, it offers the highest molybdenum content of all stainless steels, making it highly corrosion-resistant. This type of steel is also known as “6% moly,” referring to its extra high molybdenum content.

254SMO is also known for its strength, as it packs a punch with double the strength of standard austenitic stainless steel grades. It has an excellent mechanical stability, which enables it to retain its original shape even after deformation, cutting or welding. The steel’s uncanny ability to retain its shape makes it suitable for parts that need to be consistently precise, like tubes and valves.

It is also highly heat resistant, allowing it to resist heat treatment and remain stable in high temperatures. In fact, the steel can tolerate and resist temperatures up to 600 degrees Celsius. As a result, the 254SMO is a favorite amongst industrial ovens, heat exchangers and other components that deal with high temperature levels. This is bolstered by its resistance to thermal fatigue, oxidation and corrosion.

Overall, the 254SMO is an incredibly strong, durable and heat resistant stainless steel that is favored by many industries. It is used in a variety of products, including tubes, valves, heat exchangers, industrial ovens, and components that operate in highly extreme temperatures. Its remarkable corrosion-resistance and power makes it a perfect choice for those who need an extra layer of durability.

254SMO is an austenitic stainless steel developed by Outokumpu Company in Sweden. It has a relatively high chromium content and is characterized by good corrosion resistance, weldability and formability. With high levels of molybdenum and nitrogen, 254SMO has excellent resistance to pitting, crevice and stress corrosion cracking.

In terms of physical properties, the mechanical properties of 254SMO steel are quite good. It has high strength and hardness, and also very good toughness. Its yield strength is more than 450 MPa and tensile strength is more than 700 MPa. Moreover, its elongation is more than 20% and the hardness is HRC<31, which is quite good in the stainless steel market.

In terms of corrosion resistance, the corrosion resistance of 254SMO stainless steel is excellent, which can meet a wide range of corrosion requirements. It is especially resistant to chloride-ion corrosion medium, and has excellent resistance to pitting and crevice corrosion. As a result, 254SMO steel can be used in various harsh environments, such as seawater, oil and gas processing equipment, chemical process plants and so on.

In terms of welding performance, 254SMO stainless steel has good weldability, and it can be welded using TIG, MIG or SAW methods. Furthermore, the heat affected zone (HAZ) of the welded joint has excellent corrosive resistance and good mechanical properties.

In summary, 254SMO steel is an excellent austenitic stainless steel due to its high level of chromium, nitrogen and molybdenum content. It is characterized by good mechanical properties, excellent weldability and excellent resistance to chloride-ion corrosion. Therefore, it is widely used in many industries.