Hebei Huayang Steel Pipe Co., Ltd is one of the leading manufacturers and suppliers of carbon steel pipe dn400 astm a106 gr.b for high temperature process piping applications in China. Please feel free to buy cheap carbon steel pipe dn400 astm a106 gr.b for high temperature process piping applications from our factory. All customized products are with high quality and low price.
Product Overview
Huayang carbon steel pipe DN400 ASTM A106 Gr.B, engineered for high-temperature process piping and demanding industrial thermal applications.
| Parameter | Specification |
|---|---|
| Outer Diameter | 400 mm |
| Material Grade | ASTM A106 Gr.B |
| Manufacturing | ERW / Seamless Available |
| Wall Thickness | SCH20–SCH80 |
| Application | High-temperature process piping |
This pipe delivers excellent thermal stability, pressure-bearing capability, and long-term reliability in elevated-temperature service environments.




Material Properties and Industrial Performance
Huayang DN400 ASTM A106 Gr.B carbon steel pipes are manufactured in accordance with ASTM specifications for high-temperature service applications. ASTM A106 Gr.B is one of the most widely used carbon steel grades in refineries, petrochemical plants, power stations, and process industries, offering a minimum yield strength of 240 MPa and a minimum tensile strength of 415 MPa. Its balanced chemical composition provides excellent weldability, fabrication performance, and resistance to thermal stress during continuous operation. The DN400 size is particularly suitable for large-volume steam, condensate, and process fluid transportation. Every pipe undergoes hydrostatic testing, mechanical property verification, and dimensional inspection to ensure consistent quality and dependable performance in critical industrial piping systems.
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