16MnDG seamless steel pipe is a seamless steel pipe designed for low-temperature environments, especially suitable for low-temperature pressure vessels and piping systems. The following is a detailed introduction to 16MnDG seamless steel pipe and its use as a low-temperature pressure vessel pipe:
1. Basic overview of 16MnDG low-temperature pressure seamless steel pipe
Product type: seamless steel pipe
Implementation standard: GB/T 18984-2016, ASTM A333
Main application: Applicable to -45℃～195℃ grade low-temperature pressure vessel pipes and low-temperature heat exchanger pipes
2. Chemical composition and mechanical properties of 16MnDG low-temperature pressure seamless steel pipe
Chemical composition: The chemical composition of 16MnDG seamless steel pipe must meet specific standards, such as carbon content between 0.12%~0.20%, silicon content between 0.20%~0.55%, manganese content between 1.20%~1.60%, and strict control of phosphorus and sulfur content to ensure the corrosion resistance and mechanical properties of the steel pipe.
Mechanical properties: 16MnDG seamless steel pipe has excellent mechanical properties, such as tensile strength between 490~665MPa, yield strength not less than 325MPa, and elongation (longitudinal) not less than 30%. These properties ensure the stability and reliability of the steel pipe in low temperature environments.
3. Application characteristics of 16MnDG low-temperature pressure seamless steel pipe
Low-temperature toughness: 16MnDG seamless steel pipe has good low-temperature toughness, can maintain the integrity and performance of the material in extremely cold environments, and is suitable for various low-temperature pressure vessels and piping systems.
Corrosion resistance: By controlling the chemical composition and adopting advanced production technology, 16MnDG seamless steel pipe has excellent corrosion resistance and can resist the erosion of various corrosive media.
Weldability: 16MnDG seamless steel pipe has good weldability, which is convenient for various welding operations, such as manual arc welding, gas shielded welding, etc., and can meet the requirements of welding quality for different projects.
4. Market supply and price of 16MnDG low-temperature pressure seamless steel pipe
Market supply: At present, there are many companies specializing in the production and sale of 16MnDG seamless steel pipes in the market, with complete product specifications to meet the needs of different customers.
Price factors: The price of 16MnDG seamless steel pipes is affected by many factors, such as raw material costs, production processes, market demand, etc. Therefore, the specific price needs to be negotiated and determined according to market conditions and customer needs.
In summary, 16MnDG seamless steel pipes, as a seamless steel pipe designed for low-temperature environments, have excellent mechanical properties and corrosion resistance and are particularly suitable for low-temperature pressure vessels and piping systems. In the market, there are many companies specializing in the production and sale of this product, which can meet the diverse needs of customers.
Post time: Jun-18-2025