ASTM A335 / ASME Sa335 P22 Pipe 10-324mm OD Alloy Steel Seamless Tubes
Price:
Negotiable
MOQ:
1
Delivery Time:
7~30 working days
Brand:
BaoYang
Product Description
- Power Generation: Utilized in boiler systems and superheaters for power plants.
- Petrochemical Industry: Employed in pipelines and reactors that operate under high temperatures and pressures.
- Heat Exchangers: Suitable for use in shell and tube heat exchangers where high thermal efficiency is required.
- Pressure Vessels: Ideal for the construction of high-pressure vessels and reactors in various industries.
- Gas and Oil Transmission: Used in the transportation of natural gas and oil through pipelines that experience temperature fluctuations.
- Seamless Construction: Provides a consistent material structure, eliminating potential points of failure associated with welded seams.
- High-Temperature Resistance: Designed to maintain structural integrity and performance in extreme temperature conditions.
- Creep Resistance: Alloy composition offers resistance to deformation under prolonged exposure to heat.
- Corrosion Resistance: The P22 grade contains chromium and molybdenum, which enhance the tubes' resistance to corrosion and oxidation.
- Long Service Life: Built to withstand the rigors of demanding environments with minimal maintenance.
Chemical Composition
| Grade | C | Mn | P | S | Si | Cr | Mo |
| P22 | 0.05 - 0.15 | 0.30 - 0.60 | 0.025 max | 0.025 max | 0.50 max | 1.90 - 2.60 | 0.87 - 1.13 |
Mechanical Properties
| Grade | Tensile Strength (Mpa), Min. | Yield Strength (Mpa), Min. | Elongation, % |
| P22 | 415 min | 205 min | 30 min |
Tolerance
| NPS | OD Tolerance | NPS | WT Tolerance |
| 1/8″ ≤ NPS ≤ 1 1/2″ | +/- 0.4 | 1/8″ ≤ NPS ≤ 2 1/2″ , All T/D ratios. | +20%, -12.5% |
| 1 1/2 < NPS ≤ 4″ | +/- 0.79 | NPS ≥ 2 1/2″ , T/D ≤ 5% | +22.5%, -12.5% |
| 4″ < NPS ≤ 8″ | +1.59, -0.79 | NPS ≥ 2 1/2″ , T/D > 5% | +15%, -12.5% |
| 8″ < NPS ≤ 12″ | +2.38, -0.79 | (T= Specified Wall Thickness; D = Specified Outside Diameter) | |
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Company
Cangzhou Baoyang Pipeline Equipment Co., Ltd.
Location
Room 512, Block B, Tiancheng Building, Yunhe District, Cangzhou City
Contact Person
Amy

