ASTM A209 Seamless Steel Tube Pipe For Superheater
Material Specification
The ASTM A209 specification covers seamless carbon-molybdenum alloy-steel boiler and superheater tubes. These tubes are primarily used for high-temperature service in industries such as power generation, petrochemical, and refining. The materials used in the manufacturing of ASTM A209 tubes are carefully selected to ensure excellent mechanical properties and resistance to high temperatures.
Key Features
The key features of ASTM A209 seamless steel tube pipe for superheater are as follows:
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Seamless construction: The tubes are manufactured without any welds, ensuring a smooth, uniform, and reliable product.
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High-temperature resistance: ASTM A209 tubes are designed to withstand high-temperature environments, making them suitable for superheater applications.
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Excellent mechanical properties: These tubes exhibit excellent toughness, strength, and hardness characteristics, ensuring reliable performance under extreme conditions.
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Corrosion resistance: The alloy-steel composition of ASTM A209 tubes provides excellent resistance to corrosion, increasing their durability and service life.
Chemical Composition
The chemical composition of ASTM A209 Seamless Steel Tubes is as follows:
| Element | Composition (%) |
| Carbon | 0.15 max |
| Manganese | 0.30-0.60 |
| Phosphorus | 0.035 max |
| Sulfur | 0.035 max |
| Silicon | 0.50-1.00 |
| Molybdenum | 0.44-0.65 |
Mechanical Properties
The mechanical properties of ASTM A209 seamless steel tubes are as follows:
| Property | Value |
| Tensile Strength | 380-550 MPa |
| Yield Strength | 205 MPa min |
| Elongation | 30% min |
| Hardness | 85 HRB max |
Steel Grade
ASTM A209 seamless steel tubes are available in different steel grades, including:
- Grade T1
- Grade T1a
- Grade T1b
These grades offer varying molybdenum content and mechanical properties, allowing customers to select the most suitable grade for their specific application requirements.
Applications
ASTM A209 seamless steel tubes find extensive usage in superheater applications within various industries such as:
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Power generation: Used in power plants to generate high-temperature steam for electricity production.
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Petrochemical industry: Widely employed in refineries and chemical plants to superheat steam for various processes.
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Heat exchangers: Used in heat exchangers to transfer heat between fluids efficiently and reliably.
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.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
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