ASTM A335 SA335 P1 Cold Drawn Seamless Ferritic Alloy Steel Pipe For High Temperature Service
Material and Specification
ASTM A335 SA335 P1 is a cold-drawn seamless ferritic alloy steel pipe designed for high-temperature service. It is commonly used in industries such as oil and gas, power generation, and petrochemicals. The material is manufactured according to the ASTM A335/ASME SA335 standard, which specifies the requirements for seamless ferritic alloy steel pipe suitable for high-temperature service.
Key Features
- Seamless: The P1 pipe is produced using a seamless manufacturing process, ensuring a smooth and uniform surface finish. This feature eliminates the risk of weak points or leaks that can occur in welded pipes.
- Ferritic Alloy Steel: The P1 pipe is made of ferritic alloy steel, which provides excellent strength, toughness, and resistance to high-temperature environments. This makes it suitable for applications where elevated temperatures and pressure are present.
- Cold Drawn: The P1 pipe is cold drawn, which enhances its dimensional accuracy and surface finish. This process also improves the mechanical properties of the pipe, making it more durable and reliable.
Chemical Composition
The chemical composition of ASTM A335 SA335 P1 is as follows:
| Element | Composition Range (%) |
| Carbon (C) | 0.10 - 0.20 |
| Manganese (Mn) | 0.30 - 0.80 |
| Phosphorus (P) | 0.025 (max) |
| Sulfur (S) | 0.025 (max) |
| Silicon (Si) | 0.10 - 0.50 |
| Chromium (Cr) | 0.44 - 0.65 |
| Molybdenum (Mo) | 0.44 - 0.65 |
Mechanical Properties
The mechanical properties of ASTM A335 SA335 P1 are as follows:
| Property | Value |
| Tensile Strength | 415 MPa (min) |
| Yield Strength | 205 MPa (min) |
| Elongation | 30% (min) |
| Hardness (HB) | 163 (max) |
Steel Grade
ASTM A335 SA335 P1 is classified as a low alloy steel grade. It is commonly used in high-temperature applications due to its excellent strength and resistance to thermal stress.
Application
The ASTM A335 SA335 P1 pipe is widely used in various industries for high-temperature service. Some common applications include:
- Power plant piping systems
- Boiler tubes
- Heat exchangers
- Refinery piping
- Petrochemical plants
Possible Alternative Grades
While ASTM A335 SA335 P1 is a popular choice for high-temperature applications, there are alternative grades available that may be suitable for specific requirements. Some possible alternative grades include:
- ASTM A335 SA335 P5: This grade offers higher levels of chromium and molybdenum, providing increased strength and corrosion resistance.
- ASTM A335 SA335 P9: With higher levels of chromium and molybdenum, this grade offers improved creep resistance and high-temperature strength.
- ASTM A335 SA335 P11: This grade has enhanced creep resistance and is suitable for applications requiring higher operating temperatures.
- ASTM A335 SA335 P22: With increased levels of chromium and molybdenum, this grade offers excellent resistance to corrosion and oxidation at elevated temperatures.
When selecting an alternative grade, it is important to consider the specific requirements of the application and consult with industry experts or the relevant standards for guidance.
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Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
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A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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ASTM A335 SA335 P1 Cold Drawn Seamless Ferritic Alloy Steel Pipe For High Temperature Service Images
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