Original price was: $1.00.$0.90Current price is: $0.90.
Original price was: $1.00.$0.90Current price is: $0.90.
Alloy Steel Seamless Pipes
Seamless alloy steel pipes to ASTM A335 (P-grades), engineered for high-temperature power and refinery service.
Additional information
| Standard | ASTM/ASME A335 (P1, P11, P22, P5, P9, P91) |
|---|---|
| Size Range | 1/2" to 24" NB |
Original price was: $1.00.$0.90Current price is: $0.90.
Original price was: $1.00.$0.90Current price is: $0.90.
Alloy Steel Seamless Pipes from Newton are hot-finished seamless pipes manufactured from chromium-molybdenum alloy steel grades, designed specifically for elevated-temperature and high-pressure service in power generation, petrochemical and refinery applications. Alloying elements such as chromium and molybdenum improve creep strength and resistance to hydrogen attack at high temperatures, making these pipes essential wherever carbon steel would not withstand the service conditions.
Alloy Steel Seamless Pipes
Newton manufactures Alloy Steel Seamless Pipes to ASTM/ASME A335 in grades P1, P5, P9, P11, P22 and P91, covering a size range from 1/2″ NB to 24″ NB across a full range of schedules to suit design pressure requirements. Pipes are produced through hot-piercing and rolling from vacuum-degassed or fully-killed alloy steel billets, followed by controlled heat treatment (normalizing, tempering or annealing) to achieve the specified mechanical and metallurgical properties for each grade.
These pipes are specified for main steam lines, reheat steam piping, superheater and economizer headers in thermal and combined-cycle power plants, as well as high-temperature piping in refineries and petrochemical process units. The P91 and P22 grades in particular are standard choices for supercritical and ultra-supercritical power plant applications where both strength and creep resistance at elevated temperature are critical.
Each production lot is subjected to chemical composition analysis, mechanical testing (tensile, impact and hardness), and non-destructive examination, with heat treatment records and mill test certificates issued in line with ASTM A335 requirements. Third-party inspection and positive material identification (PMI) can be arranged on request for critical power and refinery projects.
Newton sources Alloy Steel Seamless Pipes from India’s specialized alloy pipe manufacturers with dedicated heat-treatment and testing facilities, consolidating grade-specific and size-specific orders into fully documented export shipments for EPC contractors and industrial buyers worldwide.
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Get in touch for bulk export pricing and packaging options.
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