A Closer Look at the Mechanical Properties of X12CrNiTi189 Steel Grade

– X12CrNiTi189 is a stainless steel grade that belongs to the group of heat-resistant and creep-resistant steels.
– The chemical composition of X12CrNiTi189 steel grade typically consists of 0.08% carbon, 17-19% chromium, 11-13% nickel, and 1.5-2.5% titanium.
– The steel grade is also alloyed with small amounts of manganese, silicon, and phosphorus to improve its mechanical properties.
– The presence of chromium provides X12CrNiTi189 with its corrosion resistance, while nickel adds to its strength and toughness.
– Titanium is known to improve the steel’s high-temperature properties, such as its resistance to creep and oxidation.
– X12CrNiTi189 steel grade has a high tensile strength, typically ranging from 550 to 750 MPa.
– It also exhibits good elongation and ductility, with elongation values around 25-30%.
– The steel grade has a high yield strength of approximately 250-550 MPa.
– X12CrNiTi189 steel grade has excellent high-temperature strength and can withstand temperatures up to 600-800°C without significant loss of mechanical properties.
– It has good fatigue resistance and can resist cyclic loading conditions.
– X12CrNiTi189 steel grade has low thermal expansion and good thermal conductivity.
– The steel grade is commonly used in the production of high-temperature components, such as furnace parts, heat exchangers, and steam generators.
– It is also utilized in the manufacturing of automotive parts, chemical processing equipment, and power plants due to its corrosion resistance and high-temperature properties.
– X12CrNiTi189 steel grade can be welded using standard welding techniques, but preheating and post-weld heat treatment may be necessary to avoid brittleness and stress corrosion cracking.
X12CrNiTi189 Steel grade
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