Seamless steel pipes are essential components in modern thermal power plants and industrial boiler systems. Produced from high-quality carbon steel materials, these pipes are specifically designed to operate safely under extreme temperatures and pressures.
In power generation facilities, seamless pipes are widely used for boiler tubes, steam pipelines, superheater systems, economizer tubes, and heat exchanger equipment. Their superior pressure resistance ensures stable steam transportation and improves overall operating efficiency.
Industrial boilers require piping systems capable of handling continuous thermal cycles and high-pressure steam. Seamless steel pipes provide excellent creep resistance and structural stability, reducing maintenance costs and increasing equipment reliability.
These pipes are also extensively used in petrochemical plants, energy projects, district heating systems, and industrial processing facilities where reliable fluid transportation is critical. Their smooth internal surface minimizes pressure loss and enhances energy efficiency.
Our production facility utilizes advanced piercing mills, rolling mills, sizing machines, and automatic testing equipment to ensure consistent product quality. Every batch undergoes strict quality control procedures including hydrostatic testing, ultrasonic testing, dimensional inspection, and visual examination.
Available materials include ASTM A106 Gr.B, ASTM A53 Gr.B, 20#, 16Mn, and various alloy steel grades. Customized dimensions, surface treatments, and processing services are available according to customer specifications.
Basic Product Data
| Item | Description |
| Applicable Standard | GB5310 |
| Representative Steel Grades | 20G、A106B、15CrMoG、12CrMoVG、（P91） |
| Size Range | φ60~710×6~80×6000~12000mm |
Key Product Features
Heat-exchanging tubes used in high-pressure boilers (with operating pressures generally above 9.8 MPa and operating temperatures between 450°C and 650°C)
must undergo hydrostatic testing, as well as flaring and flattening tests, on a tube-by-tube basis, and are delivered in a heat-treated condition.
Materials include high-quality carbon structural steel (20G, 20MnG) and alloy structural steel (15CrMoG, 12Cr1MoVG).
Application Scenarios and Industries
It is primarily used in the manufacture of components such as steam boiler piping, superheater tubes, headers, economizers, reheaters, and heat exchangers for high-pressure and higher-pressure applications, and is used in fields such as petrochemicals, power generation equipment, and nuclear power facilities.