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P92 48'' 1219mm x 140mm High Pressure Boiler Tube Alloy Steel ASTM A335
TIPTOP can supply P92 pipes with OD up to 1219mm and wall thickness up to 140mm. TIPTOP provides all kinds of pipes, such as boiler headers, main steam/reheater pipes for power, especially the most sophisticated grades like P92. The rolling mill is desgined and equipped with state of the art facilities to possess special strength on non-nominal sizes and material tailor-made foryour unique project design, flexible on smal quantity and various sizes in one order.
ASTM A335 P92 is the part of ASTM A335. The pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. The steel material shall conform to chemical composition, tensile property, and hardness requirements.
1. Available Size Range:
| OD | Thickness | ||
| mm | inch | mm | SCH |
| 88.9~1422 | 3''~ 56'' | 2.11~140 | ≥SCH10 |
| *If the steel grades and size you are looking for are not listed above, please contact us for further information. | |||
2. Dimensional Tolerance
| Pipe types | OD (mm) | Tolerance | WT (mm) | Tolerance |
| High Pressure Boiler Tube | 219~457 | ±1.0％ | ≤20 | -10% ~ +12.5% |
| 20~40 | -10% +10% | |||
| 457~1422 | ±0.9％ | ＞40~70 | -7％, +9％ | |
| ＞70~20 | -6％, +8％ |
3. Standards
ASTM A335 ——Standard Specification for Seamless Ferritic Alloy-Steel Pipe for High-Temperature Service
4. Application
For the high-pressure boiler and steam pipes, and the petrochemical industry pipes;
Power plant; Chemical Fertilizer; Petrochemicals; Offshore Oils; Gas Productions; Refineries and etc.
5. Chemical Composition:
| Grade | Composition, % | |||||||||
| C | Mn | P | S | Si | Cr | Mo | Ni | V | Others | |
| P92 | 0.07-0.13 | 0.30-0.60 | 0.02 | 0.01 | 0.50 max | 8.50-9.50 | 0.30-0.60 | 0.4 | 0.15-0.25 | N 0.03-0.07 |
| Al 0.02 max | ||||||||||
| Cb 0.04-0.09 | ||||||||||
| W 1.5-2.00 | ||||||||||
| B 0.001-0.006 | ||||||||||
| Ti 0.01 max | ||||||||||
| Zr 0.01 max | ||||||||||
7. Mechanical Properties
| Steel pipes No. | Tensile strength | Yield strength | Elongation | Impact energy | Hardness |
| (Mpa) | (Mpa) | (%) | (J) | ||
| P92 | ≥620 | ≥440 | ≥20 | ≥35 | ≤250HB |
8. Manufacutring Proces
Raw Material Inspection - Cold Centering - Heating - Piercing & Rolling - Sizing - Heat Treatment - Testing - Finishing - NDE - Visual & Dimension Check - Marking - Shipping
Please contact us for full range of tailored material to your specification and design.
