Performance and application details of 15CrMoG alloy high-pressure boiler steel pipe

Before we delve into the topic of 15CrMoG alloy high-pressure boiler steel pipe, we first need to understand its basic concepts and characteristics. 15CrMoG alloy high-pressure boiler steel pipe, as an important industrial material, plays an irreplaceable role in various boilers and high-pressure vessels with its excellent high temperature resistance, pressure resistance, and oxidation resistance.

Performance details of 15CrMoG alloy high-pressure boiler steel pipe

Product specifications of 15CrMoG alloy high-pressure boiler steel pipe: outer diameter 21.3mm~1020mm, wall thickness 2.0~150mm.

15CrMoG alloy high-pressure boiler steel pipe should comply with the requirements of TSG D7002 pressure pipeline component type test rules.

Chemical composition of 15CrMoG alloy high-pressure boiler steel pipe: carbon: 0.12~0.18, silicon: 0.17~0.37, manganese: 0.40~0.70, chromium: 0.80~1.10, molybdenum: 0.40~0.55, nickel: ≤0.30, copper ≤0.20, phosphorus: ≤0.025, sulfur: ≤0.020

Heat treatment system of 15CrMoG alloy high-pressure boiler steel pipe: 900℃~960℃, normalizing: 660℃~730℃, tempering.

Mechanical properties of 15CrMoG alloy high-pressure boiler steel pipe: tensile strength: 440~640, yield strength ≥235, elongation after fracture longitudinal ≥21, elongation after fracture transverse ≥19, impact energy longitudinal ≥40, impact energy transverse ≥27, Brinell hardness ≤170HBW, Vickers hardness ≤180HV, Rockwell hardness ≤88HRB

15CrMoG alloy high-pressure boiler steel pipe production method: hot rolling, cold drawing, hot expansion. Delivery status: heat treatment.

First, let's look at its composition. 15CrMoG alloy high-pressure boiler steel pipe is mainly composed of alloy elements such as chromium (Cr) and molybdenum (Mo). The addition of these alloy elements greatly improves the oxidation resistance of the pipe, so that it can still maintain excellent corrosion resistance and oxidation resistance under a high-pressure environment. At the same time, its high strength and good plasticity also ensure that it can work stably under high-pressure and high-temperature environments.

In the petroleum industry, the application of 15CrMoG alloy high-pressure boiler steel pipe is particularly extensive. In the process of oil extraction and processing, oil well pipes, casings, and transmission pipelines need to withstand high temperature and high-pressure environments, and 15CrMoG alloy high-pressure boiler steel pipes ensure the smooth progress of oil extraction and processing with their excellent performance. In addition, it also plays an important role in the chemical industry, and its corrosion resistance enables it to adapt to various complex chemical environments.

In the power industry, 15CrMoG alloy high-pressure boiler steel pipes are an indispensable part. Boilers, superheaters, reheaters, and other equipment in thermal power plants all need to use this high-pressure boiler steel pipe. Under high-temperature and high-pressure working environments, it can maintain stable performance, providing a strong guarantee for the smooth progress of power production.

With the continuous development of science and technology, the production process of 15CrMoG alloy high-pressure boiler steel pipes is also being continuously optimized and improved. From smelting to continuous casting, to rolling and heat treatment, each production link is subject to strict quality control to ensure that the performance and quality of the product are in the best state. This refined production process makes the 15CrMoG alloy high-pressure boiler steel pipe more excellent in performance and can meet the needs of various complex and harsh working environments.

Of course, for the selection and use of 15CrMoG alloy high-pressure boiler steel pipe, we also need to carry out the selection according to the specific working environment and needs. Different working environments and medium characteristics will also have different requirements for pipes. Therefore, in the process of selection and use, we need to fully consider the use temperature, pressure level, medium characteristics, and other special requirements of the pipeline to ensure the safety and reliability of the pipeline.

In addition, with the development of clean energy, 15CrMoG alloy high-pressure boiler steel pipe has also been widely used in new energy fields such as solar energy and wind energy. In the manufacturing and operation of new energy equipment, it also plays an important role and provides strong support for the development of new energy.

In short, as an excellent industrial material, 15CrMoG alloy high-pressure boiler steel pipe has a wide range of applications in many fields such as petroleum, chemical industry, and electric power. Its excellent high temperature resistance, pressure resistance, and oxidation resistance, as well as refined production technology, enable it to meet various complex and harsh working environment requirements. In the future, with the continuous advancement of science and technology and the continuous development of industry, the application field of 15CrMoG alloy high-pressure boiler steel pipe will be further broadened, and its importance in the industrial field will be more prominent.