ASTM A813 TP201 Welded Steel Tube: Single- Or Double-Welded Austenitic Stainless Steel Pipe For General Purpose
Introduction
ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 is a specification for welded steel tubes made of austenitic stainless steel. These tubes are commonly used for general-purpose applications due to their excellent corrosion resistance, high strength, and durability. This article provides an overview of the material, specification, chemical composition, mechanical properties, and applications of ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 welded steel tubes.
Material
ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 welded steel tubes are made of austenitic stainless steel. Austenitic stainless steels are known for their high corrosion resistance, excellent formability, and good mechanical properties. These tubes are manufactured using either single or double-welded techniques, ensuring a strong and reliable product.
Specification
The specification for ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 welded steel tubes includes various requirements to ensure the quality and performance of the product. These specifications cover dimensions, tolerances, testing methods, and other technical details. Manufacturers and users of these tubes should refer to the ASTM A813 standard for the complete specification.
Chemical Composition
| Grade | Carbon (C) | Manganese (Mn) | Phosphorus (P) | Sulfur (S) | Silicon (Si) | Chromium (Cr) | Nickel (Ni) | Molybdenum (Mo) |
| TP201 | 0.15 max | 5.5-7.5 | 0.045 max | 0.03 max | 1.00 max | 16.0-18.0 | 3.5-5.5 | - |
| TP304 | 0.08 max | 2.00 max | 0.045 max | 0.03 max | 1.00 max | 18.0-20.0 | 8.0-11.0 | - |
| TP309 | 0.20 max | 2.00 max | 0.045 max | 0.03 max | 1.00 max | 22.0-24.0 | 12.0-15.0 | - |
| TP310 | 0.25 max | 2.00 max | 0.045 max | 0.03 max | 1.50 max | 24.0-26.0 | 19.0-22.0 | - |
| TP316 | 0.08 max | 2.00 max | 0.045 max | 0.03 max | 1.00 max | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 |
Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
| TP201 | 515 min | 205 min | 35 min | 90 max |
| TP304 | 515 min | 205 min | 35 min | 90 max |
| TP309 | 515 min | 205 min | 35 min | 90 max |
| TP310 | 515 min | 205 min | 35 min | 90 max |
| TP316 | 515 min | 205 min | 35 min | 90 max |
Application
ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 welded steel tubes find wide applications in various industries. Some common uses include:
- Chemical processing: These tubes are suitable for transporting corrosive chemicals and acids due to their excellent corrosion resistance.
- Food and beverage industry: The hygienic properties of austenitic stainless steel make these tubes ideal for applications in food processing and beverage production.
- Petrochemical industry: ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 tubes are used in petrochemical plants for transporting fluids and gases under high-pressure and high-temperature conditions.
- Heat exchangers: These tubes are commonly used in heat exchangers due to their high thermal conductivity and resistance to corrosion.
- General-purpose piping: ASTM A813 TP201TP201 TP304 TP309 TP310 TP316 tubes are suitable for various general-purpose applications, including plumbing, construction, and automotive industries.
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