Incoloy 800HT is an alloy with excellent corrosion resistance, which is widely used in the manufacture of mechanical parts in various corrosive environments. Its mechanical properties are one of the important factors that determine its application range and service life. This article will introduce the mechanical properties of Incoloy 800HT in detail.
1. Tensile properties.
The tensile properties of Incoloy 800HT are one of the most important indicators in its mechanical properties. It has high strength and plasticity, and is able to withstand various stresses and deformations. At room temperature, the tensile strength and yield strength of Incoloy 800HT are higher than those of ordinary stainless steel materials, and it has good tensile properties. In addition, it also has good elongation and cross-sectional shrinkage, which can maintain good ductility and toughness when subjected to tensile deformation.
2. Hardness. The hardness of Incoloy 800HT is also one of the important indicators in its mechanical properties. It has a high hardness and is able to resist all kinds of abrasions and scratches. At room temperature, the hardness of Incoloy 800HT is about HB220-269, which is higher than that of ordinary stainless steel materials. This allows it to withstand large pressures and frictions, and has good wear and corrosion resistance.
3. Impact toughness.
The impact toughness of Incoloy 800HT is also one of the important indicators in its mechanical properties. It has good impact toughness and fatigue resistance, and can maintain good stability and durability when subjected to impact and fatigue loads. At room temperature, the impact toughness of Incoloy 800HT is about 120J cm2, which is higher than that of ordinary stainless steel materials. This allows it to withstand large impact and fatigue loads, with good durability and stability.
Fourth, corrosion resistance.
The corrosion resistance of Incoloy 800HT is one of its most important features. It has good corrosion resistance and oxidation resistance, and can maintain good stability and durability in various corrosive environments. Incoloy 800HT still has good corrosion resistance in media such as sulfuric acid, nitric acid and hydrochloric acid with low concentrations, and its corrosion resistance is getting better and better with the increase of concentration. In addition, it can resist the corrosion of various oxidants and reducing agents, and has good oxidation resistance and reduction resistance.
5. Heat treatment process.
In order to improve the mechanical properties and service life of Incoloy 800HT, a reasonable heat treatment process is required. Incoloy 800HT has a heat treatment temperature of 925-975, a holding time of 15-30 minutes, and a cooling method of water quenching or air cooling. Through a reasonable heat treatment process, the stress inside the material can be eliminated, the hardness and strength of the material can be improved, and the corrosion resistance of the material can be improved.
Sixth, the field of application.
Incoloy 800HT is widely used in various fields due to its excellent corrosion resistance and good mechanical properties. For example, in the petrochemical industry, it can be used to manufacture various corrosion-resistant equipment and pipelines;In the field of electric power, it can be used to manufacture various corrosion-resistant power equipment;In the aerospace field, it can be used to manufacture a variety of high-demand corrosion-resistant parts;In the field of marine engineering, it can be used to manufacture various marine engineering equipment, etc.
In conclusion, as an alloy material with excellent corrosion resistance, the mechanical properties of Incoloy 800HT are one of the important factors that determine its application range and service life. Through reasonable material selection, heat treatment process and application design, the mechanical properties and service life of Incoloy 800HT can be further improved, providing a more reliable guarantee for its application in various fields.