Products Description
| Product | ASTM A335 P5 P9 P11 P22 P91 Seamless Alloy Steel Pipe |
| Manufaturing Process | Hot rolled, Seamless |
| Standard | ASTM A335 |
| Material Grades | P5,P9,P11,P22,P91 |
| Length | 6~12meters |
| Applications | High Temperature /High Pressure piping |
Chemical compositions
Key characteristics
High-Temperature Strength: Maintains structural integrity and resists creep deformation under sustained high temperatures (up to 650°C or higher, depending on the grade).
Corrosion Resistance: The addition of chromium and molybdenum enhances resistance to oxidative and corrosive environments.
Weldability and Formability: Designed to be compatible with standard fusion welding techniques and forming processes without compromising mechanical properties.
Product Photos
quality control
Our Seamless Alloy steel pipe undergoes stringent quality control per ASTM A335, like:
* Hydrostatic / Pneumatic Pressure Testing
* Non-Destructive Testing (Eddy Current, Ultrasonic)
* Chemical composition test
* Mechanical Property Testing
* Dimension & Surface Inspection
* Accept Third party inspection
Applications
Due to their robust performance in harsh conditions, ASTM A335 pipes are widely used in:
Power Generation: High-pressure boilers, superheaters, reheaters, and economizers.
Petrochemical Industry: Refinery pipelines, heat exchangers, and processing units exposed to high heat and corrosive media.
Oil and Gas: Transport lines requiring high thermal stability.
Other Industrial Sectors: Paper manufacturing, shipbuilding, and heavy machinery where reliability under thermal stress is paramount.
shipment
advantages
1) High quality assured & fast delivery
2) Original MTC can be provided
3) Rich experiences(23+years) in Technics/Production/Post-sales.
contact
Mr. Kevin (Sales Manager)
Tianjin shenzhoutong steel pipe co.,ltd
kevin@tjshenzhoutong.com
whatsapp/wechat +86 15267768016
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