Mechanical Properties of Austenitic Stainless Steel S31760 1Cr18Ni12Mo3Ti

Mechanical Properties of Sandvik Alloy S31760(1Cr18Ni12Mo3Ti)

Sandvik alloy S31760 (1Cr18Ni12Mo3Ti), also known as Alloy 622, is a high performance austenitic stainless steel grade with outstanding corrosion resistance properties. This material is manufactured with a careful balance of alloying elements to improve its formability, mechanical strength and welding characteristics. The alloy is also characterized by low magnetic permeability and superior resistance to pitting and crevice corrosion. It has a well balanced composition with unique ferrite-austenite structure, excellent mechanical properties and good weldability. This article provides an overview of the mechanical properties of Sandvik alloy S31760 (1Cr18Ni12Mo3Ti).

Sandvik Alloy S31760 is a high-performance austenitic stainless steel grade that provides toughness and strength at elevated temperatures, with superior resistance to stress corrosion cracking (SCC) and pitting under both acidic and alkaline conditions. It combines a high chromium and molybdenum content with nitrogen, silicon and nickel to offer excellent pitting and crevice corrosion resistance. The material can be machined, fabricated and cold formed to precise specifications in the annealed condition.

Sandvik Alloy S31760 provides superior corrosion resistance, mechanical strength and resistance to stress corrosion cracking. It offers excellent toughness, good formability, and outstanding weldability. Its combination of high corrosion resistance and high strength, combined with its excellent pitting resistance makes it a particularly attractive choice for use in a variety of industrial applications, including petrochemical, marine, food and beverage, and offshore oil & gas.

Sandvik Alloy S31760 has excellent mechanical properties, including tensile strength over 120 ksi (140 ksi minimum). It offers good hardness, yield or ultimate strength, and good ductility and fatigue strength. The material has a solution annealed condition, and its mechanical properties show changes when the material is subjected to cold and aged working.

The fatigue strength of Sandvik Alloy S31760 is good, and it achieves this strength due to its combination of superior ductility and toughness, as well as its superior resistance to pitting. This material can also withstand cyclic loading at elevated temperatures, as it provides excellent fatigue resistance when subjected to vibratory and cyclic loading. This makes it ideal for applications such as pumps and other components subject to cyclic loading.

Sandvik Alloy S31760 has excellent welding characteristics and is frequently used in nozzle welding, as it can be readily arc welded using GTAW, GMAW, and SAW. When it is welded, its corrosion resistance, tensile strength and ductility are not adversely affected. It has attractive weldability characteristics, including good flow characteristics, excellent post-weld tempering and stress relief capability, and low tendency to crack.

Sandvik alloy S31760 (1Cr18Ni12Mo3Ti) is a high performance austenitic stainless steel grade that offers a wide range of benefits for industrial applications. Its combination of excellent mechanical properties, corrosion resistance and weldability make it an attractive choice for use in a variety of applications, especially in industries such as petrochemicals, marine, food and beverage and offshore oil & gas.

Alloy 31760 (1Cr18Ni12Mo3Ti) stainless steel is a Austenitic stainless steel formulated for primary forming into wrought products. It is a modification of Alloy 317 (1Cr18Ni12Mo2), with a higher molybdenum content. The material has good mechanical properties and corrosion resistance at both elevated and room temperatures.

Alloy 31760 (1Cr18Ni12Mo3Ti) stainless steel has good mechanical properties, such as a high tensile strength of 980 MPa (142,000 psi). The elongation rate is 40%, and the yield strength is 650 MPa (94,000 psi). It has a Brinell hardness of 203HB, which is relatively soft. Unlike other stainless products, Alloy 31760 (1Cr18Ni12Mo3Ti) is designed to be resistant to oxidation and corrosion, even at elevated temperatures. This makes it an ideal material for applications exposed to high temperatures, such as chemical and food processing equipment, and industrial ovens.

Alloy 31760 (1Cr18Ni12Mo3Ti) has excellent weldability and formability, making it a great choice for applications that require both of these characteristics. It can be machined and cold formed without difficulty, and machined components can withstand long term exposure to temperatures from 176-482°F (80-250°C) without losing strength or ductility.

Alloy 31760 (1Cr18Ni12Mo3Ti) stainless steel has many other beneficial properties, including excellent corrosion resistance in harsh environments, a long service life, and low cost of ownership due to its long lasting mechanical properties. It can withstand exposure to acid and alkaline solutions, chlorides and many other corrosive chemicals as well. The material is also resistant to pitting, scaling, stress corrosion cracking, and inter-granular corrosion.

In summary, Alloy 31760 (1Cr18Ni12Mo3Ti) stainless steel is a versatile material that is suitable for use in a range of applications. It offers excellent corrosion resistance, weldability and machinability, as well as excellent mechanical properties. As a result, it is an ideal material for equipment used in harsh environments, as well as in food and chemical processing equipment.